html_css_demo/css/34.css

83 lines
1.6 KiB
CSS

*{
/* 初始化 取消页面元素的内外边距 */
margin: 0;
padding: 0;
}
.container{
/* 100%窗口高度 */
height: 100vh;
/* 弹性布局 水平、垂直居中 */
display: flex;
justify-content: center;
align-items: center;
background-color: #000;
}
span{
font-size: 100px;
font-weight: bold;
color: #111;
/* 大写 */
text-transform: uppercase;
/* 字间距 */
letter-spacing: 5px;
/* 模糊滤镜 */
filter: blur(2px);
/* 执行动画:动画名称 时长 线性的 无限次播放 */
animation: animate 2.5s linear infinite;
}
/* 接下来为每一个span元素设置动画延迟时间 */
span:nth-child(1){
animation-delay: 0s;
}
span:nth-child(2){
animation-delay: 0.25s;
}
span:nth-child(3){
animation-delay: 0.5s;
}
span:nth-child(4){
animation-delay: 0.75s;
}
span:nth-child(5){
animation-delay: 1s;
}
span:nth-child(6){
animation-delay: 1.25s;
}
span:nth-child(7){
animation-delay: 1.5s;
}
span:nth-child(8){
animation-delay: 1.75s;
}
span:nth-child(9){
animation-delay: 2s;
}
span:nth-child(10){
animation-delay: 2.25s;
}
/* 定义动画 */
@keyframes animate {
0%,100%{
color: #fff;
/* 模糊滤镜 */
filter: blur(2px);
/* 文字阴影 */
text-shadow:
0 0 10px #32ff7e,
0 0 20px #32ff7e,
0 0 30px #32ff7e,
0 0 40px #32ff7e,
0 0 100px #32ff7e,
0 0 200px #32ff7e,
0 0 300px #32ff7e,
0 0 400px #32ff7e
;
}
5%,95%{
color: #111;
filter: blur(0px);
text-shadow: none;
}
}