.wrapper {
    display: flex;
    justify-content: center;
    align-items: center;

    width: 100%;
    min-height: 200px;
}

.spinner {
    width: 48px;
    height: 48px;

    border: 5px solid #e0e0e0;
    border-top: 5px solid #3498db;

    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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