:root{--primary-color: #193659;--secondary-color: #00C0A9}html,body{padding:0;margin:0}button{background-color:var(--secondary-color);color:#fff;font-weight:700;border:none;padding:8px 20px;border-radius:10px;cursor:pointer;transition:background-color .3s}.gap-10{height:10vh}.gap-5{height:5vh}button:disabled{background-color:#ccc;cursor:not-allowed}.disabled-button{background-color:#ccc;color:#666;cursor:not-allowed;opacity:.6}.back-button{position:absolute;top:10px;left:10px}.back-button a img{width:24px;height:24px;cursor:pointer}.back-button-icon{background:white;width:40px!important;height:40px!important}.error-message{color:red;font-size:14px;margin-top:5px;font-weight:700}.confirm-btn{background-color:var(--primary-color)}