.preloader {
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;

    background: #e3e8f0;

    @media (prefers-color-scheme: dark) {
        background: #121827;
    }

    transition: opacity 0.5s ease-out;
}

.preloader-icon {
    width: 48px;
    height: 48px;
    display: inline-block;
    position: relative;

    transition: opacity 0.5s ease-out;
}

.preloader-icon::after,
.preloader-icon::before {
    content: '';
    box-sizing: border-box;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    position: absolute;
    left: 0;
    top: 0;
    animation: animloader 2s linear infinite;
    opacity: 0;

    border: 2px solid #121827;

    @media (prefers-color-scheme: dark) {
        border: 2px solid #FFF;
    }
}

.preloader-icon::after {
    animation-delay: 1s;
}

@keyframes animloader {
    0% {
        transform: scale(0);
        opacity: 1;
    }

    100% {
        transform: scale(1);
        opacity: 0;
    }
}