b2969a9d37
- 新增音频播放控制逻辑，支持播放、暂停和结束事件 - 添加答对/答错音效和视觉反馈 - 实现答题结果状态管理（正确、错误、胜利） - 优化界面布局和响应式设计 - 新增返回首页功能 - 添加答案模式显示选项
95 lines
2.2 KiB
HTML
95 lines
2.2 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>CSS实现卡片边框渐变动画</title>
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</head>
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<link rel="stylesheet" href="../common.css" />
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<style>
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/* 引入字体 */
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@import url("https://fonts.googleapis.com/css?family=Amatic+SC");
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body {
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/* 添加透视效果 */
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transform-style: preserve-3d;
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perspective: 1800px;
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}
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.card {
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width: 300px;
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height: 200px;
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border-radius: 15px;
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box-shadow: 0 10px 20px 20px rgba(0, 0, 0, 0.17);
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/* 修改角度为--rotate */
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background: linear-gradient(var(--rotate), #ff1d74, #e3820c 43%, #c28846);
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/* 添加旋转动画 */
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animation: bg 2.5s infinite linear;
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position: relative;
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/* transform: rotateX(10deg) rotateY(15deg); */
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}
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.card::after {
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content: "";
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position: absolute;
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width: 296px;
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height: 196px;
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left: calc(50% - 148px);
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top: calc(50% - 98px);
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background: #222;
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border-radius: 15px;
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}
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.card span {
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position: absolute;
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width: 100%;
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text-align: center;
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z-index: 1;
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left: 0;
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top: 50%;
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transform: translateY(-50%);
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font-size: 26px;
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font-weight: bold;
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color: #fff;
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letter-spacing: 2px;
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font-family: "Amatic SC";
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cursor: default;
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/* 添加过渡效果 */
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transition: all 0.5s;
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}
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/* span添加hover */
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.card:hover span {
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background: linear-gradient(45deg, #ff1d74, #e3820c 43%, #c28846);
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color: transparent;
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background-clip: text;
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-webkit-background-clip: text;
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}
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/* 定义@property */
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@property --rotate {
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syntax: "<angle>";
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initial-value: 0deg;
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inherits: false;
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}
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@keyframes bg {
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0% {
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--rotate: 0deg;
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}
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100% {
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--rotate: 360deg;
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}
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}
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</style>
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<body>
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<div class="card">
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<span>苏苏就是小苏苏888</span>
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</div>
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</body>
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</html> |