.mcpr-registration-form, .mcpr-user-profile, .mcpr-all-trainings {
        max-width: 600px;
        margin: 20px auto;
        padding: 30px;
        border: 1px solid #ddd;
        border-radius: 8px;
        background-color: #fff;
        box-shadow: 0 4px 8px rgba(0,0,0,0.05);
    }
    .mcpr-registration-form h2, .mcpr-user-profile h2, .mcpr-user-profile h3 {
        text-align: center;
        color: #333;
        margin-bottom: 25px;
        font-size: 20px; /* Kept at 20px for registration and profile main titles */
        font-family: 'Poppins', sans-serif;
    }
    .mcpr-all-trainings h2 {
        text-align: center;
        color: #333;
        margin-bottom: 25px;
        font-size: 15px; /* Reduced font size to 15px for All Available Live Trainings title */
        font-family: 'Poppins', sans-serif;
    }
    .mcpr-registration-form p, .mcpr-user-profile p, .mcpr-all-trainings p {
        margin-bottom: 15px;
    }
    .mcpr-registration-form label, .mcpr-user-profile label, .mcpr-all-trainings label {
        display: block;
        margin-bottom: 8px;
        font-weight: bold;
        color: #555;
    }
    .mcpr-registration-form input[type='text'],
    .mcpr-registration-form input[type='email'],
    .mcpr-registration-form input[type='password'],
    .mcpr-user-profile input[type='text'],
    .mcpr-user-profile input[type='email'],
    .mcpr-user-profile input[type='password'],
    .mcpr-all-trainings input[type='text'] {
        width: calc(100% - 20px);
        padding: 10px;
        border: 1px solid #ccc;
        border-radius: 5px;
        font-size: 16px;
    }
    .mcpr-registration-form input[type='submit'],
    .mcpr-user-profile input[type='submit'],
    .mcpr-user-profile .button-primary,
    .mcpr-all-trainings input[type='submit'] {
        display: block;
        width: 100%;
        padding: 12px 20px;
        background-color: #0073aa;
        color: white;
        border: none;
        border-radius: 5px;
        font-size: 18px;
        cursor: pointer;
        transition: background-color 0.3s ease;
    }
    .mcpr-registration-form input[type='submit']:hover,
    .mcpr-user-profile input[type='submit']:hover,
    .mcpr-user-profile .button-primary:hover,
    .mcpr-all-trainings input[type='submit']:hover {
        background-color: #005177;
    }
    .mcpr-message {
        padding: 15px;
        margin-bottom: 20px;
        border-radius: 5px;
        font-size: 16px;
    }
    .mcpr-success {
        background-color: #d4edda;
        color: #155724;
        border: 1px solid #c3e6cb;
    }
    .mcpr-error {
        background-color: #f8d7da;
        color: #721c24;
        border: 1px solid #f5c6cb;
    }
    .mcpr-error ul {
        margin: 0;
        padding-left: 20px;
    }
    .mcpr-error li {
        list-style-type: disc;
        margin-bottom: 5px;
    }
    .mcpr-registration-form .required {
        color: red;
    }
    .mcpr-user-profile .description, .mcpr-all-trainings .description {
        font-size: 0.9em;
        color: #777;
        text-align: center;
        margin-top: 10px;
    }
    .mcpr-training-list {
        list-style: none;
        padding: 0;
    }
    .mcpr-training-list li {
        background-color: #f9f9f9;
        border: 1px solid #eee;
        border-radius: 5px;
        margin-bottom: 10px;
        padding: 15px;
        display: flex;
        flex-direction: column; /* Changed to column for better stacking of form elements */
        align-items: flex-start; /* Align items to the start */
        flex-wrap: wrap;
    }
    .mcpr-training-list li strong {
        margin-bottom: 10px; /* Added space below title */
    }
    .mcpr-training-list li .button-small {
        white-space: nowrap;
        padding: 8px 15px;
        font-size: 14px;
        text-align: center;
        margin-top: 10px; /* Space above button */
    }
    .mcpr-training-list li .description {
        margin-top: 5px;
        font-size: 0.85em;
        color: #666;
    }
    .mcpr-no-link {
        color: #888;
        font-style: italic;
    }
    .mcpr-training-list li form {
        width: 100%; /* Make form take full width of list item */
    }
    .mcpr-training-list li form p {
        margin-bottom: 10px;
    }
    .mcpr-training-list li form input[type='submit'] {
        width: auto; /* Allow button to size to content */
        padding: 8px 15px;
        font-size: 14px;
        margin-top: 10px;
    }