The Power of Pure CSS - No JavaScript Needed

body {
    margin:0;
    padding:0;
    background-color:#333;
    font-family:verdana;
}

.smoke {
    position:absolute;
    top:50%;
    lefT:50%;
    transform:translate(-50%,-50%);
}

.smoke ul {
    margin:0;
    padding:0;
    display:flex;
    
}

.smoke ul li {
    list-style:none;
    font-weight:bold;
    letter-spacing:10px;
    filter:blur(1px);
    color:#fff;
    font-size:6em;
    display: inline-block;
}

.smoke ul:hover li {
    animation: smoke 2s linear forwards;
}

@keyframes smoke {
    0% {
        transform: rotate(0deg) translateY(0px);
        opacity: 1;
        filter:blur(1px);
    }
    100% {
      transform: rotate(45deg) translateY(-200px);
        opacity: 0;
        filter:blur(20px);
    }
}

.smoke ul li:nth-child(1){
    animation-delay:0s
}
.smoke ul li:nth-child(2){
    animation-delay:.4s
}
.smoke ul li:nth-child(3){
    animation-delay:.8s
}
.smoke ul li:nth-child(4){
    animation-delay:1.2s
}
.smoke ul li:nth-child(5){
    animation-delay:1.6s
}

9

Smoke Animation Pure CSS Hover Text

By: pixeldev

<div id="container">
<ul id="menu">
  <li><a href="#">About Me</a>
		<ul>
			<li><a href="#">Lorem ipsum dolor</a></li>
			<li><a href="#">Maecenas lacinia sem</a></li>
			<li><a href="#">Suspendisse fringilla</a></li>
		</ul>
	</li>
	<li><a href="#">Portfolio</a>
		<ul>
			<li><a href="#">Lorem ipsum dolor</a></li>
			<li><a href="#">Maecenas dignissim fermentum luctus</a></li>
			<li><a href="#">Suspendisse fringilla</a></li>
			<li><a href="#">Lorem ipsum dolor</a></li>
			<li><a href="#">Maecenas lacinia sem</a></li>
			<li><a href="#">Suspendisse fringilla</a></li>
		</ul>
	</li>
	<li><a href="#">Clients</a>
		<ul>
			<li><a href="#">Lorem ipsum dolor</a></li>
			<li><a href="#">Maecenas lacinia sem</a></li>
			<li><a href="#">Suspendisse fringilla</a></li>
		</ul>
	</li>
	<li><a href="#">Contact Me</a>
		<ul>
			<li><a href="#">Lorem ipsum dolor</a></li>
			<li><a href="#">Maecenas dignissim fermentum luctus</a></li>
			<li><a href="#">Suspendisse fringilla</a></li>
		</ul>
	</li>
	<li><a href="#">Support</a></li>
</ul>
</div>

* {
  	margin: 0; 
		padding: 0;
		box-sizing: border-box;
	}

body {
		padding: 30px; 
		font-family: "Helvetica Neue", helvetica, arial; 
		background: url('https://subtlepatterns.com/patterns/white_carbonfiber.png');
	}

#container {
		position: relative;
		width: 940px;		
	}

#container:after {
		content: "";
		display: block;
		clear: both;
		height: 0;
	}

#menu {
		position: relative;
		float: left;
		width: 100%;
		padding: 0 20px;
		border-radius: 3px;
		box-shadow: inset 0 1px 1px rgba(255,255,255,.5), inset 0 -1px 0 rgba(0,0,0,.15), 0 1px 3px rgba(0,0,0,.15);
		background: #ccc; 
	}

#menu, #menu ul {
		list-style: none;
	}

#menu > li {
		float: left;
		position: relative;
		border-right: 1px solid rgba(0,0,0,.1);
		box-shadow: 1px 0 0 rgba(255,255,255,.25);
		perspective: 1000px;
		
	}

#menu > li:first-child {
		border-left: 1px solid rgba(255,255,255,.25);
		box-shadow: -1px 0 0 rgba(0,0,0,.1), 1px 0 0 rgba(255,255,255,.25);
	}

#menu a {
		display: block;
		position: relative;
		z-index: 10;
		padding: 13px 20px 13px 20px;
		text-decoration: none;
		color: rgba(75,75,75,1);
		line-height: 1;
		font-weight: 600;
		font-size: 12px;
		letter-spacing: -.05em;
		background: transparent;		
		text-shadow: 0 1px 1px rgba(255,255,255,.9);
		transition: all .25s ease-in-out;
	
	}

#menu > li:hover > a {
		background: #333;
		color: rgba(0,223,252,1);
		text-shadow: none;
	}

#menu li ul  {
		position: absolute;
		left: 0;
		z-index: 1;
		width: 200px;
		padding: 0;
		opacity: 0;
		visibility: hidden;
		border-bottom-left-radius: 4px;
		border-bottom-right-radius: 4px;
		background: transparent;
		overflow: hidden;
		transform-origin: 50% 0%;
	}

#menu li:hover ul {
		
		padding: 15px 0;
		background: #333;
		opacity: 1;
		visibility: visible;
		box-shadow: 1px 1px 7px rgba(0,0,0,.5);
		animation-name: swingdown;
		animation-duration: 1s;
		animation-timing-function: ease;

}

@keyframes swingdown {
		0% {
			opacity: .99999;
			transform: rotateX(90deg);
		}

30% {			
			transform: rotateX(-20deg) rotateY(5deg);
			animation-timing-function: ease-in-out;
		}

65% {
			transform: rotateX(20deg) rotateY(-3deg);
			animation-timing-function: ease-in-out;
		}

100% {
			transform: rotateX(0);
			animation-timing-function: ease-in-out;
		}
	}

#menu li li a {
		padding-left: 15px;
		font-weight: 400;
		color: #ddd;
		text-shadow: none;
		border-top: dotted 1px transparent;
		border-bottom: dotted 1px transparent;
		transition: all .15s linear;
	}

#menu li li a:hover {
		color: rgba(0,223,252,1);
		border-top: dotted 1px rgba(255,255,255,.15);
		border-bottom: dotted 1px rgba(255,255,255,.15);
		background: rgba(0,223,252,.02);
	}
* {
  	margin: 0; 
		padding: 0;
		box-sizing: border-box;
	}

body {
		padding: 30px; 
		font-family: "Helvetica Neue", helvetica, arial; 
		background: url('https://subtlepatterns.com/patterns/white_carbonfiber.png');
	}

#container {
		position: relative;
		width: 940px;		
	}

#container:after {
		content: "";
		display: block;
		clear: both;
		height: 0;
	}

#menu {
		position: relative;
		float: left;
		width: 100%;
		padding: 0 20px;
		border-radius: 3px;
		box-shadow: inset 0 1px 1px rgba(255,255,255,.5), inset 0 -1px 0 rgba(0,0,0,.15), 0 1px 3px rgba(0,0,0,.15);
		background: #ccc; 
	}

#menu, #menu ul {
		list-style: none;
	}

#menu > li {
		float: left;
		position: relative;
		border-right: 1px solid rgba(0,0,0,.1);
		box-shadow: 1px 0 0 rgba(255,255,255,.25);
		perspective: 1000px;
		
	}

#menu > li:first-child {
		border-left: 1px solid rgba(255,255,255,.25);
		box-shadow: -1px 0 0 rgba(0,0,0,.1), 1px 0 0 rgba(255,255,255,.25);
	}

#menu a {
		display: block;
		position: relative;
		z-index: 10;
		padding: 13px 20px 13px 20px;
		text-decoration: none;
		color: rgba(75,75,75,1);
		line-height: 1;
		font-weight: 600;
		font-size: 12px;
		letter-spacing: -.05em;
		background: transparent;		
		text-shadow: 0 1px 1px rgba(255,255,255,.9);
		transition: all .25s ease-in-out;
	
	}

#menu > li:hover > a {
		background: #333;
		color: rgba(0,223,252,1);
		text-shadow: none;
	}

#menu li ul  {
		position: absolute;
		left: 0;
		z-index: 1;
		width: 200px;
		padding: 0;
		opacity: 0;
		visibility: hidden;
		border-bottom-left-radius: 4px;
		border-bottom-right-radius: 4px;
		background: transparent;
		overflow: hidden;
		transform-origin: 50% 0%;
	}

#menu li:hover ul {
		
		padding: 15px 0;
		background: #333;
		opacity: 1;
		visibility: visible;
		box-shadow: 1px 1px 7px rgba(0,0,0,.5);
		animation-name: swingdown;
		animation-duration: 1s;
		animation-timing-function: ease;

}

@keyframes swingdown {
		0% {
			opacity: .99999;
			transform: rotateX(90deg);
		}

30% {			
			transform: rotateX(-20deg) rotateY(5deg);
			animation-timing-function: ease-in-out;
		}

65% {
			transform: rotateX(20deg) rotateY(-3deg);
			animation-timing-function: ease-in-out;
		}

100% {
			transform: rotateX(0);
			animation-timing-function: ease-in-out;
		}
	}

#menu li li a {
		padding-left: 15px;
		font-weight: 400;
		color: #ddd;
		text-shadow: none;
		border-top: dotted 1px transparent;
		border-bottom: dotted 1px transparent;
		transition: all .15s linear;
	}

#menu li li a:hover {
		color: rgba(0,223,252,1);
		border-top: dotted 1px rgba(255,255,255,.15);
		border-bottom: dotted 1px rgba(255,255,255,.15);
		background: rgba(0,223,252,.02);
	}

9

Menu Swinging Animation

By: Nethan Pogi

<ul class="navigation">
	<li class="nav-item"><a href="#">Home</a></li>
	<li class="nav-item"><a href="#">Portfolio</a></li>
	<li class="nav-item"><a href="#">About</a></li>
	<li class="nav-item"><a href="#">Blog</a></li>
	<li class="nav-item"><a href="#">Contact</a></li>
</ul>

<div class="site-wrap">
	
  <h1>Pure CSS Off-Screen Menu</h1>
  <h3>Finally, an off-screen menu that doesn't require a bunch of Javascript to work. </h3>
  
  <p>This concept relies on the <code>:checked</code> pseudo-selector as well as the general sibling <code>~</code> selector, so it has decent browser support.</p>
  <p><strong>Browsers supported:</strong> IE9+, Firefox 3.5+, Chrome any, Safari 3.2+, Opera 9.5+</p>
  <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Quasi vero nisi eos sed qui natus, ut eius reprehenderit error nesciunt veniam aliquam nulla itaque labore obcaecati molestiae eveniet, perferendis provident amet perspiciatis expedita accusantium! Eveniet, quos voluptas et, labore natus, saepe unde est nulla sit eaque tempore debitis accusantium. Recusandae.</p>
  <p>Dolorem aliquam a libero reiciendis obcaecati doloribus ipsa eos laudantium, dicta in! Odit iure ut ratione, dolorum cupiditate perferendis voluptatum sapiente, dignissimos sunt necessitatibus, reprehenderit consequatur dolorem. Aliquam veniam quaerat, pariatur deserunt reiciendis vero vitae, repellat omnis sequi dolor nesciunt. Nihil similique alias impedit, obcaecati eligendi delectus voluptatum! Ipsum, vel.</p>
  <p>Sint, perspiciatis nemo aut, rerum excepturi deleniti modi quos nihil corporis eum, maiores soluta labore, consectetur eligendi nesciunt. Placeat, incidunt! Illum placeat eligendi, veritatis consectetur eum! Dolor obcaecati minima ab placeat voluptatem neque modi doloribus, magnam qui voluptate eaque in. Nulla expedita hic porro architecto facere officiis vitae numquam, dolor!</p>
  <p>Perferendis quis ea incidunt ducimus nisi voluptate natus. Repellat asperiores quod rerum rem quos blanditiis enim modi, veniam voluptas a facilis! Velit cum omnis, voluptatum eum inventore! Corrupti, suscipit, neque distinctio expedita est laboriosam cum aliquid minus tempora quaerat officia possimus unde vel deleniti eaque fugit accusamus iusto dolorum natus.</p>
  
  <p>Demo by Austin Wulf. <a href="http://www.sitepoint.com/pure-css-off-screen-navigation-menu">See article</a>.</p>
</div>

/* Navigation Menu - Background */
.navigation {
  /* critical sizing and position styles */
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 0;
  
  /* non-critical appearance styles */
  list-style: none;
  background: #111;
}

/* Navigation Menu - List items */
.nav-item {
  /* non-critical appearance styles */
  width: 200px;
  border-top: 1px solid #111;
  border-bottom: 1px solid #000;
}

.nav-item a {
  /* non-critical appearance styles */
  display: block;
  padding: 1em;
  background: linear-gradient(135deg, rgba(0,0,0,0) 0%,rgba(0,0,0,0.65) 100%);
  color: white;
  font-size: 1.2em;
  text-decoration: none;
  transition: color 0.2s, background 0.5s;
}

.nav-item a:hover {
  color: #c74438;
  background: linear-gradient(135deg, rgba(0,0,0,0) 0%,rgba(75,20,20,0.65) 100%);
}

/* Site Wrapper - Everything that isn't navigation */
.site-wrap {
  /* Critical position and size styles */
  min-height: 100%;
  min-width: 100%;
  background-color: white; /* Needs a background or else the nav will show through */
  position: relative;
  top: 0;
  bottom: 100%;
  left: 0;
  z-index: 1;
  
  /* non-critical apperance styles */
  padding: 4em;
  background-image: linear-gradient(135deg, rgb(254,255,255) 0%,rgb(221,241,249) 35%,rgb(160,216,239) 100%);
  background-size: 200%;
}

/* Nav Trigger */
.nav-trigger {
  /* critical styles - hide the checkbox input */
  position: absolute;
  clip: rect(0, 0, 0, 0);
}

label[for="nav-trigger"] {
  /* critical positioning styles */
  position: fixed;
  left: 15px; top: 15px;
  z-index: 2;
  
  /* non-critical apperance styles */
  height: 30px;
  width: 30px;
  cursor: pointer;
  background-image: url("data:image/svg+xml;utf8,");
  background-size: contain;
}

/* Make the Magic Happen */
.nav-trigger + label, .site-wrap {
  transition: left 0.2s;
}

.nav-trigger:checked + label {
  left: 215px;
}

.nav-trigger:checked ~ .site-wrap {
  left: 200px;
  box-shadow: 0 0 5px 5px rgba(0,0,0,0.5);
}

body {
	/* Without this, the body has excess horizontal scroll when the menu is open */
  overflow-x: hidden;
}

/* Additional non-critical styles */

h1, h3, p {
  max-width: 600px;
  margin: 0 auto 1em;
}

code {
	padding: 2px;
	background: #ddd;
}

/* Micro reset */
*,*:before,*:after{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;margin:0;padding:0;}
html, body { height: 100%; width: 100%; font-family: Helvetica, Arial, sans-serif; }

8

Pure CSS Off-Screen Navigation Menu

By: pixeldev

7

Border Style Value

By: Nethan Pogi

/* FONT IMPORT */
@import url('https://fonts.googleapis.com/css?family=Ubuntu:700&subset=latin,latin-ext');

/* VARIABLES (converted manually) */
:root {
  --hover: all 0.2s ease-in;
  --slide: all 0.5s 0.1s cubic-bezier(0.55, 0, 0.1, 1);
  --grey: #4f4f4f;
  --white: #ffffff;
  --green: #39bda7;
  --black-05: rgba(0, 0, 0, 0.05);
}

/* BASE STYLES */
body {
  background: url('http://thecodeplayer.com/uploads/media/geometry.png');
  font-family: 'Ubuntu', sans-serif;
}

a {
  text-decoration: none;
  color: #4f4f4f;
}

/* BUTTON CONTAINER */
.button-container {
  padding: 100px 0;
  text-align: center;
}

/* BUTTON STYLES */
.button {
  display: inline-block;
  padding: 12px 24px;
  border: 1px solid #4f4f4f;
  border-radius: 4px;
  transition: all 0.2s ease-in;
  position: relative;
  overflow: hidden;
}

/* PSEUDO ELEMENTS */
.button::before {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%) scaleY(1) scaleX(1.25);
  top: 100%;
  width: 140%;
  height: 180%;
  background-color: rgba(0, 0, 0, 0.05);
  border-radius: 50%;
  display: block;
  transition: all 0.5s 0.1s cubic-bezier(0.55, 0, 0.1, 1);
  z-index: -1;
}

.button::after {
  content: "";
  position: absolute;
  left: 55%;
  transform: translateX(-50%) scaleY(1) scaleX(1.45);
  top: 180%;
  width: 160%;
  height: 190%;
  background-color: #39bda7;
  border-radius: 50%;
  display: block;
  transition: all 0.5s 0.1s cubic-bezier(0.55, 0, 0.1, 1);
  z-index: -1;
}

/* HOVER STATE */
.button:hover {
  color: #ffffff;
  border: 1px solid #39bda7;
}

.button:hover::before {
  top: -35%;
  background-color: #39bda7;
  transform: translateX(-50%) scaleY(1.3) scaleX(0.8);
}

.button:hover::after {
  top: -45%;
  background-color: #39bda7;
  transform: translateX(-50%) scaleY(1.3) scaleX(0.8);
}

7

Button Hover v2 Effect Using Pure CSS

By: pixeldev

7

Mouse in and out Hover Effect

By: Nethan Pogi

body, html {
  width: 100vw;
  height: 100vh;
}

body {
  background-image: linear-gradient(135deg, hsl(var(--hue) 20% 95%), hsl(var(--hue) 20% 80%));
  display: flex;
  align-items: center;
  justify-content: center;
  --hue: 220deg;
  --width: 23rem;
  --accent-hue: 22deg;
  --duration: 0.6s;
  --easing: cubic-bezier(1, 0, 1, 1);
}

input {
  display: none;
}

.switch {
  --shadow-offset: calc(var(--width) / 20);
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: center;
  width: var(--width);
  height: calc(var(--width) / 2.5);
  border-radius: var(--width);
  box-shadow: 
    inset 10px 10px 10px hsl(var(--hue) 20% 80%),
    inset -10px -10px 10px hsl(var(--hue) 20% 93%);
}

.indicator {
  content: '';
  position: absolute;
  width: 40%;
  height: 60%;
  transition: all var(--duration) var(--easing);
  box-shadow: 
    inset 0 0 2px hsl(var(--hue) 20% 15% / 60%),
    inset 0 0 3px 2px hsl(var(--hue) 20% 15% / 60%),
    inset 0 0 5px 2px hsl(var(--hue) 20% 45% / 60%);
}

.indicator.left {
  --hue: var(--accent-hue);
  overflow: hidden;
  left: 10%;
  border-radius: 100px 0 0 100px;
  background: linear-gradient(180deg, hsl(calc(var(--accent-hue) + 20deg) 95% 80%) 10%, hsl(calc(var(--accent-hue) + 20deg) 100% 60%) 30%, hsl(var(--accent-hue) 90% 50%) 60%, hsl(var(--accent-hue) 90% 60%) 75%, hsl(var(--accent-hue) 90% 50%));
}

.indicator.left::after {
  content: '';
  position: absolute;
  opacity: 0.6;
  width: 100%;
  height: 100%;
  background: url("data:image/svg+xml;base64,PHN2ZwogIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZycKICB4bWxuczp4bGluaz0naHR0cDovL3d3dy53My5vcmcvMTk5OS94bGluaycKICB3aWR0aD0nNTAwJyBoZWlnaHQ9JzUwMCc+CgogICAgPGZpbHRlciBpZD0nbm9pc2UnIHg9JzAnIHk9JzAnPgogICAgICA8ZmVUdXJidWxlbmNlCiAgICAgICAgdHlwZT0nZnJhY3RhbE5vaXNlJwogICAgICAgIGJhc2VGcmVxdWVuY3k9JzAuNjUnCiAgICAgICAgbnVtT2N0YXZlcz0nMycKICAgICAgICBzdGl0Y2hUaWxlcz0nc3RpdGNoJwogICAgICAvPgogICAgICA8ZmVCbGVuZCBtb2RlPSJzY3JlZW4iLz4KICAgIDwvZmlsdGVyPgoKICAgIDxyZWN0IHdpZHRoPSc1MDAnIGhlaWdodD0nNTAwJyBmaWx0ZXI9InVybCgjbm9pc2UpIiBvcGFjaXR5PScwLjUnLz4KPC9zdmc+");
}

.indicator.right {
  right: 10%;
  border-radius: 0 100px 100px 0;
  background-image: linear-gradient(180deg, hsl(var(--hue) 20% 95%), hsl(var(--hue) 20% 65%) 60%, hsl(var(--hue) 20% 70%) 70%, hsl(var(--hue) 20% 65%));
}

.button {
  position: absolute;
  z-index: 1;
  width: 55%;
  height: 80%;
  left: 5%;
  border-radius: 100px;
  background-image: linear-gradient(160deg, hsl(var(--hue) 20% 95%) 40%, hsl(var(--hue) 20% 65%) 70%);
  transition: all var(--duration) var(--easing);
  box-shadow:
    2px 2px 3px hsl(var(--hue) 18% 50% / 80%),
    2px 2px 6px hsl(var(--hue) 18% 50% / 40%),
    10px 20px 10px hsl(var(--hue) 18% 50% / 40%),
    20px 30px 30px hsl(var(--hue) 18% 50% / 60%);
}

.button::before, 
.button::after {
  content: '';
  position: absolute;
  top: 10%;
  width: 41%;
  height: 80%;
  border-radius: 100%;
}

.button::before {
  left: 5%;
  box-shadow: inset 1px 1px 2px hsl(var(--hue) 20% 85%);
  background-image: linear-gradient(-50deg, hsl(var(--hue) 20% 95%) 20%, hsl(var(--hue) 20% 85%) 80%);
}

.button::after {
  right: 5%;
  box-shadow: inset 1px 1px 3px hsl(var(--hue) 20% 70%);
  background-image: linear-gradient(-50deg, hsl(var(--hue) 20% 95%) 20%, hsl(var(--hue) 20% 75%) 80%);
}

input:checked ~ .button {
  left: 40%;
}

input:not(:checked) ~ .indicator.left,
input:checked ~ .indicator.right {
  box-shadow: 
    inset 0 0 5px hsl(var(--hue) 20% 15% / 100%),
    inset 20px 20px 10px hsl(var(--hue) 20% 15% / 100%),
    inset 20px 20px 15px hsl(var(--hue) 20% 45% / 100%);
}

5

3D Switch

By: Nethan Pogi

<section class="hero-section">
  <div class="card-grid">
    <a class="card" href="#">
      <div class="card__background" style="background-image: url(https://images.unsplash.com/photo-1557177324-56c542165309?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80)"></div>
      <div class="card__content">
        <p class="card__category">Category</p>
        <h3 class="card__heading">Example Card Heading</h3>
      </div>
    </a>
    <a class="card" href="#">
      <div class="card__background" style="background-image: url(https://images.unsplash.com/photo-1557187666-4fd70cf76254?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=800&q=60)"></div>
      <div class="card__content">
        <p class="card__category">Category</p>
        <h3 class="card__heading">Example Card Heading</h3>
      </div>
    </a>
    <a class="card" href="#">
      <div class="card__background" style="background-image: url(https://images.unsplash.com/photo-1556680262-9990363a3e6d?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=800&q=60)"></div>
      <div class="card__content">
        <p class="card__category">Category</p>
        <h3 class="card__heading">Example Card Heading</h3>
      </div>
    </li>
    <a class="card" href="#">
      <div class="card__background" style="background-image: url(https://images.unsplash.com/photo-1557004396-66e4174d7bf6?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=800&q=60)"></div>
      <div class="card__content">
        <p class="card__category">Category</p>
        <h3 class="card__heading">Example Card Heading</h3>
      </div>
    </a>
  <div>
</section>

:root{
  --background-dark: #1b1f22;
  --spacing-s: 8px;
  --spacing-m: 16px;
  --spacing-l: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 64px;
  --text-light: rgba(255,255,255,0.75);
  --text-lighter: rgba(255,255,255,0.9);
  --width-container: 1200px;
}

*{
  border: 0;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html{
  height: 100%;
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
}

body{
  height: 100%;
}

.hero-section{
  align-items: center;
  background: var(--background-dark);
  display: flex;
  min-height: 100%;
  justify-content: center;
  padding: var(--spacing-xxl) var(--spacing-l);
}

.card-grid{
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  grid-column-gap: var(--spacing-l);
  grid-row-gap: var(--spacing-l);
  max-width: var(--width-container);
  width: 100%;
}

@media(min-width: 540px){
  .card-grid{
    grid-template-columns: repeat(2, 1fr); 
  }
}

@media(min-width: 960px){
  .card-grid{
    grid-template-columns: repeat(4, 1fr); 
  }
}

.card{
  list-style: none;
  position: relative;
}

.card:before{
  content: '';
  display: block;
  padding-bottom: 150%;
  width: 100%;
}

.card__background{
  background-size: cover;
  background-position: center;
  border-radius: var(--spacing-l);
  bottom: 0;
  filter: brightness(0.75) saturate(1.2) contrast(0.85);
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  transform-origin: center;
  trsnsform: scale(1) translateZ(0);
  transition: 
    filter 200ms linear,
    transform 200ms linear;
}

.card:hover .card__background{
  transform: scale(1.05) translateZ(0);
}

.card-grid:hover > .card:not(:hover) .card__background{
  filter: brightness(0.5) saturate(0.5) contrast(1.2) blur(20px);
}

.card__content{
  left: 0;
  padding: var(--spacing-l);
  position: absolute;
  top: 0;
}

.card__category{
  color: var(--text-light);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: var(--spacing-m);
  text-transform: uppercase;
}

.card__heading{
  color: var(--text-lighter);
  font-size: 2rem;
  text-shadow: 2px 2px 20px rgba(0,0,0,0.2);
  line-height: 1.2;
  word-spacing: 100vw;
}

5

Filtered Cards Animation

By: Nethan Pogi

@import url(https://fonts.googleapis.com/css?family=Varela+Round);

html, body { background: #333 url("https://codepen.io/images/classy_fabric.png"); }

.slides {
    padding: 0;
    width: 609px;
    height: 420px;
    display: block;
    margin: 0 auto;
    position: relative;
}

.slides * {
    user-select: none;
    -ms-user-select: none;
    -moz-user-select: none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
}

.slides input { display: none; }

.slide-container { display: block; }

.slide {
    top: 0;
    opacity: 0;
    width: 609px;
    height: 420px;
    display: block;
    position: absolute;

transform: scale(0);

transition: all .7s ease-in-out;
}

.slide img {
    width: 100%;
    height: 100%;
}

.nav label {
    width: 200px;
    height: 100%;
    display: none;
    position: absolute;

opacity: 0;
    z-index: 9;
    cursor: pointer;

transition: opacity .2s;

color: #FFF;
    font-size: 156pt;
    text-align: center;
    line-height: 380px;
    font-family: "Varela Round", sans-serif;
    background-color: rgba(255, 255, 255, .3);
    text-shadow: 0px 0px 15px rgb(119, 119, 119);
}

.slide:hover + .nav label { opacity: 0.5; }

.nav label:hover { opacity: 1; }

.nav .next { right: 0; }

input:checked + .slide-container  .slide {
    opacity: 1;

transform: scale(1);

transition: opacity 1s ease-in-out;
}

input:checked + .slide-container .nav label { display: block; }

.nav-dots {
	width: 100%;
	bottom: 9px;
	height: 11px;
	display: block;
	position: absolute;
	text-align: center;
}

.nav-dots .nav-dot {
	top: -5px;
	width: 11px;
	height: 11px;
	margin: 0 4px;
	position: relative;
	border-radius: 100%;
	display: inline-block;
	background-color: rgba(0, 0, 0, 0.6);
}

.nav-dots .nav-dot:hover {
	cursor: pointer;
	background-color: rgba(0, 0, 0, 0.8);
}

input#img-1:checked ~ .nav-dots label#img-dot-1,
input#img-2:checked ~ .nav-dots label#img-dot-2,
input#img-3:checked ~ .nav-dots label#img-dot-3,
input#img-4:checked ~ .nav-dots label#img-dot-4,
input#img-5:checked ~ .nav-dots label#img-dot-5,
input#img-6:checked ~ .nav-dots label#img-dot-6 {
	background: rgba(0, 0, 0, 0.8);
}

5

Image Slider

By: Nethan Pogi

@import url('https://fonts.googleapis.com/css?family=Exo:400,700');

*{
    margin: 0px;
    padding: 0px;
}

body{
    font-family: 'Exo', sans-serif;
}

.context {
    width: 100%;
    position: absolute;
    top:50vh;
    
}

.context h1{
    text-align: center;
    color: #fff;
    font-size: 50px;
}

.area{
    background: #4e54c8;  
    background: -webkit-linear-gradient(to left, #8f94fb, #4e54c8);  
    width: 100%;
    height:100vh; 
}

.circles{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.circles li{
    position: absolute;
    display: block;
    list-style: none;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.2);
    animation: animate 25s linear infinite;
    bottom: -150px;
    
}

.circles li:nth-child(1){
    left: 25%;
    width: 80px;
    height: 80px;
    animation-delay: 0s;
}

.circles li:nth-child(2){
    left: 10%;
    width: 20px;
    height: 20px;
    animation-delay: 2s;
    animation-duration: 12s;
}

.circles li:nth-child(3){
    left: 70%;
    width: 20px;
    height: 20px;
    animation-delay: 4s;
}

.circles li:nth-child(4){
    left: 40%;
    width: 60px;
    height: 60px;
    animation-delay: 0s;
    animation-duration: 18s;
}

.circles li:nth-child(5){
    left: 65%;
    width: 20px;
    height: 20px;
    animation-delay: 0s;
}

.circles li:nth-child(6){
    left: 75%;
    width: 110px;
    height: 110px;
    animation-delay: 3s;
}

.circles li:nth-child(7){
    left: 35%;
    width: 150px;
    height: 150px;
    animation-delay: 7s;
}

.circles li:nth-child(8){
    left: 50%;
    width: 25px;
    height: 25px;
    animation-delay: 15s;
    animation-duration: 45s;
}

.circles li:nth-child(9){
    left: 20%;
    width: 15px;
    height: 15px;
    animation-delay: 2s;
    animation-duration: 35s;
}

.circles li:nth-child(10){
    left: 85%;
    width: 150px;
    height: 150px;
    animation-delay: 0s;
    animation-duration: 11s;
}

@keyframes animate {

0%{
        transform: translateY(0) rotate(0deg);
        opacity: 1;
        border-radius: 0;
    }
    100%{
        transform: translateY(-1000px) rotate(720deg);
        opacity: 0;
        border-radius: 50%;
    }
}

4

Animated Background

By: Nethan Pogi

3

Loading Animation

By: Nethan Pogi

:root {
  --menu: 70px; /* Defines the header height to be reused across the layout for consistency */
  
  --black: #08170a;
  --black-green: #0f2913;
  --green-black: #1e5225;
  --green-black-medium: #26915d;
  --green: #06ba78;
  --green-white-medium: #6ccf93;
  --green-white: #b8ffc0;
}

/* === Essential logic for anchor navigation === */
html {
    /* Prevents the fixed menu from covering the section content when jumping to an ID */
    scroll-padding-top: var(--menu); 
    /* Enables smooth transition when clicking navigation links instead of an instant jump */
    scroll-behavior: smooth; 
}
/* ======================================== */

* {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  /* Offsets the body content so the first section isn't hidden under the fixed navbar */
  padding-top: var(--menu); 
}

nav {
  width: 100%;
  background: var(--black);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 50px;
  height: var(--menu); /* Uses the variable to match the global layout height */
  position: fixed;
  top: 0;
}

nav a {
  color: var(--green-white);
  text-decoration: none;
  font-size: 20px;
  height: 100%;
  display: block;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bolder;
}

div {
  width: 100%;
  /* Ensures each section fills the remaining viewport height (100vh) minus the menu height */
  height: calc(100vh - var(--menu)); 
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bolder;
  font-size: 15px;
  color: var(--green-white);
}

/* Logic to cycle through 5 different background colors based on the element's index */
div:nth-child(5n+1) { background: var(--green-black); }
div:nth-child(5n+4) { background: var(--green-white-medium); }
div:nth-child(5n+2) { background: var(--green-black-medium); }
div:nth-child(5n+5) { background: var(--green); }
div:nth-child(5n+3) { background: var(--black-green); }

3

All

Smoke Animation Pure CSS Hover Text

By: pixeldev

Menu Swinging Animation

By: Nethan Pogi

Pure CSS Off-Screen Navigation Menu

By: pixeldev

Border Style Value

By: Nethan Pogi

Button Hover v2 Effect Using Pure CSS

By: pixeldev

Mouse in and out Hover Effect

By: Nethan Pogi

3D Switch

By: Nethan Pogi

Filtered Cards Animation

By: Nethan Pogi

Image Slider

By: Nethan Pogi

Animated Background

By: Nethan Pogi

Loading Animation

By: Nethan Pogi

Scroll Navigation

By: Nethan Pogi