/* Style for the GTM Checker form */
.gtm-checker-form {
    max-width: 400px;
    margin: 20px auto;
    padding: 15px;
    background-color: #f5f5f5;
    border-radius: 8px;
}

.gtm-checker-form label {
    font-weight: bold;
    display: block;
    margin-bottom: 8px;
}

.gtm-checker-form input[type="text"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.gtm-checker-form input[type="submit"] {
    background-color: #0073aa;
    color: #fff;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.gtm-checker-form input[type="submit"]:hover {
    background-color: #005f8d;
}

.gtm-checker-result {
    max-width: 600px;
    margin: 20px auto;
    padding: 15px;
    background-color: #e9ffe8;
    border: 1px solid #b6f2b3;
    border-radius: 8px;
}

.gtm-error {
    color: #e60000;
    font-weight: bold;
}

.gtm-success {
    color: #006400;
    font-weight: bold;
}

.gtm-loading {
    text-align: center;
    font-weight: bold;
    font-size: 18px;
    margin-top: 20px;
}

.gtm-spinner {
    margin: 20px auto;
    width: 40px;
    height: 40px;
    border: 4px solid #ccc;
    border-top: 4px solid #0073aa;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}