eh-downloader/static/common.css

.nav-menu {
    z-index: 100;
    position: fixed;
    background-color: white;
    box-sizing: border-box;
    display: block;
    left: -64px;
    transition: all 0.5s ease;
    height: 100vh;
}

.nav-menu.open {
    left: 0px;
}

.main {
    position: fixed;
    top: 64px;
}

.settings label {
    line-height: 40px;
}