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Rainbow Button 본문

HTML _CSS

Rainbow Button

HiroDaegu 2022. 7. 15. 00:01
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<!DOCTYPE html>
<html lang="ko">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>RAINBOW BUTTON</title>
  <link rel="stylesheet" href="style.css">
</head>
<body>
  <button type="button" class="btn btn--purple">
    <span class="btn__txt">Purple button</span>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
</button>

<button type="button" class="btn btn--green">
    <span class="btn__txt">Green button</span>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
</button>

<button type="button" class="btn btn--red">
    <span class="btn__txt">Red button</span>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
</button>

<button type="button" class="btn btn--blue">
    <span class="btn__txt">Blue button</span>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
</button>


<button type="button" class="btn btn--yellow">
    <span class="btn__txt">Yellow button</span>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
    <i class="btn__bg" aria-hidden="true"></i>
</button>
</body>
</html>
html, body {
  height: 100%;
}
body {
  display: grid;
  place-content: center;
}
.btn {
  background: hsl(var(--hue), 98%, 80%);
  border: none;
  border-radius: 7px;
  cursor: pointer;
  color: black;
  font: 600 1.05rem/1 "Nunito", sans-serif;
  letter-spacing: 0.05em;
  overflow: hidden;
  padding: 1.15em 3.5em;
  min-height: 3.3em;
  position: relative;
  text-transform: lowercase;
}
.btn--yellow {
  --hue: 46;
}
.btn--green {
  --hue: 163;
}
.btn--purple {
  --hue: 244;
}
.btn--red {
  --hue: 0;
}
.btn--blue {
  --hue: 210;
}
.btn:active, .btn:focus {
  outline: 3px solid hsl(calc(var(--hue) + 90), 98%, 80%);
}
.btn + .btn {
  margin-top: 2.5em;
}
.btn__txt {
  position: relative;
  z-index: 2;
}
.btn__bg {
  background: hsl(var(--hueBg), 98%, 80%);
  border-radius: 50%;
  display: block;
  height: 0;
  left: 50%;
  margin: -50% 0 0 -50%;
  padding-top: 100%;
  position: absolute;
  top: 50%;
  width: 100%;
  transform: scale(0);
  transform-origin: 50% 50%;
  transition: transform 0.2s cubic-bezier(0.5, 1, 0.89, 1);
  z-index: 1;
}
.btn__bg:nth-of-type(1) {
  --hueBg: calc(var(--hue) - 90);
  transition-delay: 0.1875s;
}
.btn__bg:nth-of-type(2) {
  --hueBg: calc(var(--hue) - 180);
  transition-delay: 0.125s;
}
.btn__bg:nth-of-type(3) {
  --hueBg: calc(var(--hue) - 270);
  transition-delay: 0.0625s;
}
.btn__bg:nth-of-type(4) {
  --hueBg: calc(var(--hue) - 360);
  transition-delay: 0s;
}
.btn:hover .btn__bg, .btn:focus .btn__bg, .btn:active .btn__bg {
  transform: scale(1.5);
  transition: transform 0.4s cubic-bezier(0.11, 0, 0.5, 0);
}
.btn:hover .btn__bg:nth-of-type(1), .btn:focus .btn__bg:nth-of-type(1), .btn:active .btn__bg:nth-of-type(1) {
  transition-delay: 0.125s;
}
.btn:hover .btn__bg:nth-of-type(2), .btn:focus .btn__bg:nth-of-type(2), .btn:active .btn__bg:nth-of-type(2) {
  transition-delay: 0.25s;
}
.btn:hover .btn__bg:nth-of-type(3), .btn:focus .btn__bg:nth-of-type(3), .btn:active .btn__bg:nth-of-type(3) {
  transition-delay: 0.375s;
}
.btn:hover .btn__bg:nth-of-type(4), .btn:focus .btn__bg:nth-of-type(4), .btn:active .btn__bg:nth-of-type(4) {
  transition-delay: 0.5s;
}
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