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htmL代码
<div class="progress"> <span class="progress-bar" style="width: 75%"></span> </div>
css代码
* {
box-sizing: border-box;
}
body {
min-height: 100vh;
display: -webkit-box;
display: flex;
-webkit-box-pack: center;
justify-content: center;
-webkit-box-align: center;
align-ITEMs: center;
background: #191919;
}
.progress {
width: 100%;
max-width: 260px;
height: 6px;
background: #e1e4e8;
border-radius: 3px;
overflow: hidden;
}
.progress .progress-bar {
display: block;
height: 100%;
background: -webkit-gradient(linear, left top, right top, from(#ffd33d), color-stop(17%, #ea4aaa), color-stop(34%, #b34bff), color-stop(51%, #01feff), color-stop(68%, #ffd33d), color-stop(85%, #ea4aaa), to(#b34bff));
background: linear-gradient(90deg, #ffd33d, #ea4aaa 17%, #b34bff 34%, #01feff 51%, #ffd33d 68%, #ea4aaa 85%, #b34bff);
background-size: 300% 100%;
-webkit-animation: progress-animation 2s linear infinite;
animation: progress-animation 2s linear infinite;
}
@-webkit-keyframes progress-animation {
0% {
background-position: 100%;
}
100% {
background-position: 0;
}
}
@keyframes progress-animation {
0% {
background-position: 100%;
}
100% {
background-position: 0;
}
}







