.muc-registration-form {
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.muc-form-group {
    margin-bottom: 15px;
}

.muc-form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.muc-form-group input[type="text"],
.muc-form-group input[type="email"],
.muc-form-group input[type="password"] {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.muc-submit-button {
    background: #4CAF50;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.muc-submit-button:hover {
    background: #45a049;
}

.muc-alert {
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 4px;
}

.muc-alert-success {
    background: #dff0d8;
    color: #3c763d;
    border: 1px solid #d6e9c6;
}

.muc-error-message {
    color: #a94442;
    margin-top: 5px;
}

.muc-password-strength {
    margin-top: 5px;
    padding: 3px;
    text-align: center;
    border-radius: 3px;
    font-size: 12px;
}

.muc-password-strength.weak {
    background: #f2dede;
    color: #a94442;
}

.muc-password-strength.medium {
    background: #fcf8e3;
    color: #8a6d3b;
}

.muc-password-strength.strong {
    background: #dff0d8;
    color: #3c763d;
}