.register-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.register-container h2 {
    text-align: center;
    margin-bottom: 20px;
}
.register-container .form-group {
    margin-bottom: 15px;
}
.register-container label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}
.register-container input,
.register-container textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-size: 16px;
}
.register-container button {
    width: 100%;
    padding: 10px;
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
}
.register-container button:hover {
    background-color: #0056b3;
}
.register-container .error {
    color: #e74c3c;
    margin-bottom: 15px;
    text-align: center;
}
.register-container .success {
    color: #2ecc71;
    margin-bottom: 15px;
    text-align: center;
}
.register-container .links {
    text-align: center;
    margin-top: 15px;
}
.register-container .links a {
    color: #007BFF;
    text-decoration: none;
}
.register-container .links a:hover {
    text-decoration: underline;
}
.form-group label input[type="checkbox"] {
    margin-right: 8px;
    vertical-align: middle;
    width: 13px;
}
.form-group label a {
    color: #007BFF;
    text-decoration: none;
}
.form-group label a:hover {
    text-decoration: underline;
}
.required-note {
    color: #e74c3c; /* 紅色，與必填標籤 * 的顏色一致 */
    font-size: 14px;
    margin: 10px 0;
    font-weight: 500;
}
.password-group .password-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-group input[type="password"],
.password-group input[type="text"] {
    width: 100%;
    padding-right: 40px; /* 為圖標留空間 */
}

.toggle-password {
    position: absolute;
    right: 10px;
    cursor: pointer;
    color: #666;
    font-size: 18px;
}

.toggle-password:hover {
    color: #333;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    margin-top: 15px;
    background-color: #4CAF50;
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: 5px;
    font-size: 16px;
}

.btn:hover {
    background-color: #45a049;
}

#twzipcode {
    display: block;
    width: 100%;
}

#twzipcode select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
    margin-bottom: 10px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
}

.address-preview {
    margin-top: 5px;
    color: #555;
    font-size: 14px;
}