body {
    background: #5a6178;
}

#pre-loading {
    text-align: center;
    padding-top: 100px;
    color: #fff;
}

@media (max-width: 300px) {
    .loading {
        width: 30%;
    }
}
@media (min-width: 300px) {
    .loading {
        width: 25%;
    }
}
@media (min-width: 350px) {
    .loading {
        width: 20%;
    }
}
@media (min-width: 400px) {
    .loading {
        width: 20%;
    }
}
@media (min-width: 450px) {
    .loading {
        width: 60px;
    }
}
.loading {
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    display: inline-block;
    border-top: 4px solid #00b401;
    border-right: 4px solid transparent;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
}
.loading::after {
    vertical-align: center;
    content: '';
    box-sizing: border-box;
    position: absolute;
    left: 0;
    top: 0;
    aspect-ratio: 1 / 1;
    width: 100%;
    border-radius: 50%;
    border-bottom: 4px solid #00b401;
    border-left: 4px solid transparent;
}
@keyframes rotation {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/*.responsive {*/
/*    @media (min-width: 450px) {*/
/*        transform: scale(1);*/
/*    }*/
/*    @media (min-width: 400px) {*/
/*        transform: scale(5);*/
/*    }*/
/*    @media (min-width: 350px) {*/
/*        transform: scale(5);*/
/*    }*/
/*    @media (min-width: 300px) {*/
/*        transform: scale(5);*/
/*    }*/
/*}*/