css 让div动画旋转 以及常规position堆叠dom元素得less参考代码

xiefandaren

.rest{
    position: absolute;
    top: 0px;
    left: 0px;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}
.fullscreen{
    position: absolute;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}
.bg{
    .rest;
    background-color: rgb(201, 201, 201);
}
.icon{
    .fullscreen;
    background-image: url('../../assets/程序切图/加载/加载.png');
    background-repeat: no-repeat;
    // border: 1px red solid;
    background-position: center;
    background-size: 9%;
    animation: rotate 9s infinite linear;
}
@keyframes rotate {
    from {
      transform: rotate(0deg);
    }
    to {
      transform: rotate(360deg);
    }
}