header{top:0;left:0;right:0;background:linear-gradient(to right,#c0eac4,#c0eac4 20%,#81cd86);padding:5px 15px;display:flex;align-items:center;box-shadow:0 2px 4px rgba(0,0,0,.1);z-index:1000;border-bottom:1px solid #FFF}.back-button{font-size:24px;color:#333;text-decoration:none;margin-right:15px}.back-button:hover{color:#007bff}h1{font-size:18px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}body{max-width:428px;margin:0 auto;background-color:#ddd}#body-container{background-color:#efefef;max-width:428px;margin:0 auto;position:relative}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.6;color:#333;background-color:#f4f4f4;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.video-list{padding:15px}.video-item{background-color:#fff;border-radius:8px;overflow:hidden;margin-bottom:15px;box-shadow:0 2px 4px rgba(0,0,0,.1)}.video-thumbnail{width:100%;height:0;padding-bottom:56.25%;position:relative;background:#f0f0f0;overflow:hidden}.video-thumbnail img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .3s ease}.video-thumbnail img.loaded{opacity:1}.video-thumbnail:before{content:"";position:absolute;top:50%;left:50%;width:30px;height:30px;margin:-15px 0 0 -15px;border:3px solid #f3f3f3;border-top:3px solid #555;border-radius:50%;animation:spin 1s linear infinite;opacity:1;transition:opacity .3s ease}.video-thumbnail.loaded:before{opacity:0}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.video-info{padding:10px}.video-title{font-size:16px;margin-bottom:5px;font-weight:500}.video-stats{font-size:12px;color:#888;text-align:right}.video-stats span{margin-left:10px}.pagination{display:flex;justify-content:center;align-items:center;padding:15px 0}.pagination button{background-color:transparent;border:none;font-size:18px;color:#007bff;cursor:pointer;padding:5px 10px}.pagination button:disabled{color:#ccc;cursor:not-allowed}#page-info{font-size:14px;margin:0 15px}