body {
    font-family: 'Sarabun', sans-serif;
}

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

.spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-left-color: #3498db;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

.card-spinner {
    border: 3px solid rgba(0, 0, 0, 0.2);
    border-left-color: #ffffff;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    animation: card-spin 1s linear infinite;
}