84 lines
1.9 KiB
CSS
84 lines
1.9 KiB
CSS
*{
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body{
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/* 设置body高度为100%窗口高度 */
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height: 100vh;
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/* 弹性盒子布局 水平垂直居中 文字居中 */
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display: flex;
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justify-content: center;
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align-items: center;
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text-align: center;
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background: linear-gradient(200deg,#a8edea,#fed6e3);
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}
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.wrapper{
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/* 设置宽度为60%窗口宽度 */
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width: 60vw;
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height: 60px;
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line-height: 60px;
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background-color: #fff;
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/* 盒子阴影 */
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box-shadow: 0px 5px 15px rgba(0,0,0,0.25);
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border-radius: 50px;
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}
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.wrapper nav{
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display: flex;
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position: relative;
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}
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.wrapper nav label{
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flex:1;
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width:100%;
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position: relative;
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z-index: 1;
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cursor: pointer;
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}
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.wrapper nav label a{
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position: relative;
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z-index: -1;
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color: #333;
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font-size: 20px;
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font-weight: 500;
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text-decoration: none;
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}
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.wrapper nav label a i{
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font-size: 25px;
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margin: 0px 7px;
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}
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.wrapper nav input{
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display: none;
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}
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.wrapper nav .tab{
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position: absolute;
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height: 100%;
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width: 20%;
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left: 0px;
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bottom: 0px;
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/* 渐变背景 自左向右 */
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background: linear-gradient(to right, #f09819, #ff5858);
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border-radius: 50px;
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/* 添加动画过渡 贝塞尔曲线 */
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transition: 0.6s cubic-bezier(0.68,-0.55,0.265,1.55);
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}
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.wrapper nav #home:checked ~ label.home a,
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.wrapper nav #comment:checked ~ label.comment a,
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.wrapper nav #envelope:checked ~ label.envelope a,
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.wrapper nav #heart:checked ~ label.heart a,
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.wrapper nav #user:checked ~ label.user a{
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color: #fff;
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/* 这里字体颜色改变也需要加个动画过渡 */
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transition: 0.6s;
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}
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.wrapper nav #comment:checked ~ .tab{
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left: 20%;
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}
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.wrapper nav #envelope:checked ~ .tab{
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left: 40%;
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}
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.wrapper nav #heart:checked ~ .tab{
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left: 60%;
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}
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.wrapper nav #user:checked ~ .tab{
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left: 80%;
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} |