#loader {
    width: 100%;
    height: 100%;
    background-color: rgba(182, 182, 182, 0.8);
    position: fixed;
    top: 0;
    left: 0;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

#loader > img {
    width: 50px;
    height: 50px;
}