.loader {
    position: fixed;
    width: 100vw;
    height: 100vh;
    transition: opacity 1.2s;
    background-color: #bfd8ff;
    z-index: 5;
}

.loader.loaded {
    opacity: 0;
}

.loader.finished-loading {
   display: none;
}

.loader img {
    width: 97vw;
    height: 97vh;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}