#register-container{background-color:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.1);width:100%;max-width:400px;margin:0 auto}#register-title{text-align:center;color:#333;margin-bottom:20px}#register-form{display:flex;flex-direction:column}.form-group{margin-bottom:15px}.form-label{font-size:16px;color:#333;margin-bottom:8px}.form-input{padding:10px;font-size:14px;border:1px solid #ccc;border-radius:5px;outline:none;width:100%}.form-input:focus{border-color:#007bff}#register-btn{padding:12px;font-size:16px;color:#fff;background-color:#007bff;border:none;border-radius:5px;cursor:pointer;transition:background-color .3s ease}#register-btn:hover{background-color:#0056b3}.form-message{text-align:center;font-size:14px;margin-top:15px}.error{color:red}.success{color:green}