产生随机色彩
function randomVal(val) { return Math.floor(Math.random() * (val + 1));} function randomColor() { return `rgb(${randomVal(255}, ${randomVal(255}, ${randomVal(255})`;}
渐变色按钮
<button class="btn"> <span>突变按钮</span></button>.btn { padding: 1px; color: #4cdbbc; text-align: center; white-space: nowrap; cursor: pointer; outline: none; border: none; background: -webkit-linear-gradient(left, #fff 0%, #fff 100%), linear-gradient(90deg, #47d998 0%, #01d5d8 100%); background-clip: content-box, padding-box;}.btn span { background: linear-gradient(90deg, #47d998 0%, #01d5d8 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent;}