:root {
    --contentwidth: 100%;
    --maxcontentwidth : var(--contentwidth);
    --header-height: 81px;
    --header-height-799px: 80px;
}
body .content .main-container{
    transition: opacity 0.3s ease-in;
    opacity: 0%;
}
body.ready .content .main-container{
    opacity: 100%;
}
.inner-body .main-container{
    width: calc(100% - 220px);
}
body .header-container {
    min-height: var(--header-height);
}
body.steady .header-container{
    min-height: fit-content;
}
body.steady .content .navi-container{
    min-height: fit-content;
}
@media (max-width: 799px) {
    body .header-container{
        min-height: var(--header-height-799px);
    }
}