113 lines
2.5 KiB
CSS
113 lines
2.5 KiB
CSS
*{
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/* 初始化 */
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margin: 0;
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padding: 0;
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/* 元素的总宽度和高度包含内边距和边框 */
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box-sizing: border-box;
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}
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body{
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/* 100%窗口高度 */
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height: 100vh;
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/* 弹性布局 水平+垂直居中 */
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display: flex;
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justify-content: center;
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align-items: center;
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/* 渐变背景 */
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background: linear-gradient(200deg,#e7f0fd,#accbee);
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}
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.container{
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/* 相对定位 */
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position: relative;
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/* 弹性布局 横向排列 允许换行 */
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display: flex;
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flex-direction: row;
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flex-wrap: wrap;
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}
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.container .box{
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position: relative;
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width: 275px;
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height: 275px;
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/* 溢出隐藏 */
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overflow: hidden;
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/* 动画过渡 */
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transition: 0.5s;
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}
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/* 鼠标移入，盒子变大 */
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.container .box:hover{
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transform: scale(1.25);
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box-shadow: 0 25px 40px rgba(0,0,0,0.5);
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z-index: 1;
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}
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.container .box .img-box{
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/* 绝对定位 */
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position: absolute;
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left: 0;
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top: 0;
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width: 100%;
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height: 100%;
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}
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/* 渐变遮罩（黑色——透明） 默认隐藏 */
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.container .box .img-box::before{
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content: "";
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position: absolute;
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left: 0;
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top: 0;
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width: 100%;
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height: 100%;
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background: linear-gradient(to top,#222,transparent);
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z-index: 1;
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opacity: 0;
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transition: 0.5s;
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}
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/* 鼠标移入，渐变遮罩显示 */
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.container .box:hover .img-box::before{
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opacity: 1;
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}
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.container .box .img-box img{
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position: absolute;
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left: 0;
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top: 0;
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width: 100%;
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height: 100%;
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/* 保持原有尺寸比例，裁切长边 */
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object-fit: cover;
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}
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.container .box .text-box{
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position: absolute;
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left: 0;
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top: 0;
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width: 100%;
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height: 100%;
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padding: 20px;
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/* 弹性布局 元素位于容器的结尾 */
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display: flex;
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align-items: flex-end;
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color: #fff;
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z-index: 2;
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}
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.container .box .text-box h2{
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font-size: 20px;
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margin-bottom: 10px;
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/* 默认移出可视范围 */
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transform: translateY(200px);
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transition: 0.5s;
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}
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.container .box:hover .text-box h2{
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/* 鼠标移入，移入可视范围 */
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transform: translateY(0);
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/* 设置动画延迟时间 */
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transition-delay: 0.3s;
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}
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.container .box .text-box p{
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font-size: 13px;
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line-height: 20px;
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/* 默认移出可视范围 */
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transform: translateY(200px);
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transition: 0.5s;
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}
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.container .box:hover .text-box p{
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/* 鼠标移入，移入可视范围 */
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transform: translateY(0);
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/* 设置动画延迟时间 */
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transition-delay: 0.4s;
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} |