.spinner_container {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    align-content: center;
    justify-content: center;
    overflow: auto;
    flex-direction: column;
}

.spinner {
    margin: 25px auto;
    display: block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid rgb(255, 0, 0);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}