@media screen and (min-width: 1100px) {
    .wy-nav-side, .rst-versions {
        margin-left: calc(((100vw - 1100px) / 2));
    }

    .wy-nav-content-wrap {
        margin-left: calc(((100vw - 1100px) / 2) + 300px);
    }

    .wy-nav-content-wrap {
        background: none;
    }

    .wy-body-for-nav {
        background: rgba(0, 0, 0, 0.05);
    }
}