2019-08-08 描述 为 transition-timing-function 属性构建比 ease,ease-in,ease-out 和 ease-in-out 更强大的可再次使用的变量。 HTML Hover CSS :root { /* Place variables in here to use glob ..

CSS 动画 - 简单的变量

2019-08-08

描述

transition-timing-function 属性构建比 easeease-inease-outease-in-out 更强大的可再次使用的变量。

HTML

<div class="easing-variables">Hover</div>

CSS

:root {
  /* Place variables in here to use globally */
}
.easing-variables {
  --ease-in-quad: cubic-bezier(0.55, 0.085, 0.68, 0.53);
  --ease-in-cubic: cubic-bezier(0.55, 0.055, 0.675, 0.19);
  --ease-in-quart: cubic-bezier(0.895, 0.03, 0.685, 0.22);
  --ease-in-quint: cubic-bezier(0.755, 0.05, 0.855, 0.06);
  --ease-in-expo: cubic-bezier(0.95, 0.05, 0.795, 0.035);
  --ease-in-circ: cubic-bezier(0.6, 0.04, 0.98, 0.335);
  --ease-out-quad: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out-cubic: cubic-bezier(0.215, 0.61, 0.355, 1);
  --ease-out-quart: cubic-bezier(0.165, 0.84, 0.44, 1);
  --ease-out-quint: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-out-circ: cubic-bezier(0.075, 0.82, 0.165, 1);
  --ease-in-out-quad: cubic-bezier(0.455, 0.03, 0.515, 0.955);
  --ease-in-out-cubic: cubic-bezier(0.645, 0.045, 0.355, 1);
  --ease-in-out-quart: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-in-out-quint: cubic-bezier(0.86, 0, 0.07, 1);
  --ease-in-out-expo: cubic-bezier(1, 0, 0, 1);
  --ease-in-out-circ: cubic-bezier(0.785, 0.135, 0.15, 0.86);
  display: inline-block;
  width: 75px;
  height: 75px;
  padding: 10px;
  color: white;
  line-height: 50px;
  text-align: center;
  background: #333;
  transition: transform 1s var(--ease-out-quart);
}
.easing-variables:hover {
  transform: rotate(45deg);
}

Demo

说明

浏览器支持

支持率:91.6%
支持情况:https://caniuse.com/#feat=css-variables

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