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}.login-container{padding:15px;max-width:600px;margin-left:auto;margin-right:auto}.login-form{background-color:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 4px rgba(0,0,0,.1);padding:15px}.form-item{display:flex;align-items:center;padding:12px;border-bottom:1px solid #f4f4f4}.form-item:last-child{border-bottom:none}.form-label{font-weight:500;color:#666;width:80px}.form-input{flex:1}.form-input input{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px}.login-button{display:block;width:100%;padding:12px 24px;margin:15px 0;background:#28a745;color:#fff;border:none;border-radius:8px;font-weight:500;cursor:pointer}.login-button:hover{background:#218838}