.sur-register-wrapper {
    width: 40%;
    max-width: 520px;
    margin: 50px auto;
    padding: 20px;
}

.sur-register-form {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.07);
}

.sur-register-form h2 {
    margin-bottom: 25px;
    text-align: center;
    font-size: 26px;
    color: #222;
}

.sur-form-group {
    margin-bottom: 18px;
}

.sur-form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: #444;
}

/* input fields */

.sur-form-group input {
    width: 100%;
    padding: 13px 14px;
    border: 2px solid #cfcfcf;
    border-radius: 8px;
    font-size: 14px;
    background: #fff;
    outline: none;
    box-sizing: border-box;
    transition: 0.2s ease;
}

/* focus */

.sur-form-group input:focus {
    border-color: #2271b1;
    box-shadow: 0 0 0 3px rgba(34,113,177,0.12);
}

/* button */

.sur-form-group button {
    width: 100%;
    padding: 13px;
    background: #2271b1;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    cursor: pointer;
    transition: 0.3s ease;
}

.sur-form-group button:hover {
    background: #135e96;
}

/* messages */

.sur-message {
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 15px;
    font-size: 14px;
}

.sur-message.error {
    background: #ffe8e8;
    color: #b42318;
    border: 1px solid #f5c2c2;
}

.sur-message.success {
    background: #eafaf1;
    color: #137333;
    border: 1px solid #b7ebc6;
}

/* responsive */

@media (max-width: 768px) {
    .sur-register-wrapper {
        width: 90%;
        max-width: 100%;
    }
}