The Power of Pure CSS - No JavaScript Needed

72

Border Style Value

By: pixeldev

/*=============== GOOGLE FONTS ===============*/
@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap");

/*=============== VARIABLES CSS ===============*/
:root {
  /*========== Colors ==========*/
  /*Color mode HSL(hue, saturation, lightness)*/
  --white-color: hsl(0, 0%, 100%);
  --black-color: hsl(0, 0%, 0%);

/*========== Font and typography ==========*/
  /*.5rem = 8px | 1rem = 16px ...*/
  --body-font: "Poppins", sans-serif;
  --h1-font-size: 1.5rem;
  --normal-font-size: 0.938rem;

/*========== Font weight ==========*/
  --font-regular: 400;
  --font-medium: 500;

/*========== z index ==========*/
  --z-tooltip: 10;
  --z-fixed: 100;
}

/*========== Responsive typography ==========*/
@media screen and (min-width: 968px) {
  :root {
    --normal-font-size: 1rem;
  }
}

/*=============== BASE ===============*/
*,
*:after,
*:before {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  background-color: var(--black-color);
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
}

/*=============== REUSABLE CSS CLASSES ===============*/
.container {
  max-width: 1140px;
  width: 100%;
  margin: 0 auto;
  padding: 3rem;
  min-height: 100vh;
  display: grid;
  place-items: center;
}
.section__container {
  --white-color: #ffffff;
  --dark-color: #222222;
  --dark-color-alt: #444444;
  --color-1: #ff1d50;
  --color-2: #2196f3;

display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: 100vh;
}

/*==================== ZigZag Border Animation ====================*/
.zigzag__container {
  --skin-color: #00ff00;
  --dark-black-color: #292929;
  --border-color: #928b8b;

position: absolute;
  display: flex;
  gap: 38px;
}
.zigzag__container:nth-child(2) {
  transform: rotate(180deg);
  z-index: -1;
}
.zigzag__item {
  display: block;
  height: 100px;
  width: 100px;
  position: relative;
  overflow: hidden;
  transform: rotate(315deg);
}
.zigzag__item::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--skin-color));
  transform: translateX(-100%);
  animation: animateBefore 4s linear infinite;
  animation-delay: calc(1s * var(--i));
}
@keyframes animateBefore {
  0% {
    transform: translateX(-100%);
  }
  25%,
  100% {
    transform: translateX(100%);
  }
}
.zigzag__item::after {
  content: "";
  position: absolute;
  right: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, transparent, var(--skin-color));
  transform: translateY(-100%);
  animation: animateAfter 4s linear infinite;
  animation-delay: calc(1s * var(--i));
}
@keyframes animateAfter {
  0%,
  12.5% {
    transform: translateY(-100%);
  }
  37.5%,
  100% {
    transform: translateY(100%);
  }
}
.zigzag__item span {
  position: absolute;
  cursor: pointer;
  inset: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--dark-black-color);
  outline: 1px solid var(--border-color);
  transition: 0.3s linear;
}
.zigzag__container:nth-child(1) .zigzag__item span:hover {
  outline-offset: -5px;
}
.zigzag__item span b {
  font-weight: normal;
  font-size: 2em;
  transform: rotate(45deg);
  color: var(--white-color);
}

@media screen and (max-width: 600px) {
  .zigzag__container {
    gap: 19px;
  }
  .zigzag__item {
    height: 50px;
    width: 50px;
  }
  .zigzag__item span b {
    font-size: 1em;
  }
}

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