body{background-color:#000;color:#fff}.loader-main{position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;display:flex;justify-content:center;align-items:center}.loader{width:48px;height:48px;border:3px solid #fff;display:inline-block;position:relative;animation:rotation 1s linear infinite}.loader,.loader:after{border-radius:50%;box-sizing:border-box}.loader:after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:56px;height:56px;border-color:#ff3d00 transparent;border-style:solid;border-width:3px}@keyframes rotation{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}