.loader {
    width: 20px;
    height: 20px;
    margin: auto;
    display: block;
    text-align: center;
    border: 8px solid #ccc;
    border-top-color: #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loadertext {
    text-align: center;
    margin: 0.5em 0;
}

/* Animation keyframes */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}