body{
    height: 100vh;
    margin: 0;
}

#bg_screen{
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
}

#container{
    position: absolute;
    top:0;
    bottom: 0;
    width: 100%;
}
#home_menu{
    text-decoration: none;
    color: inherit;
    opacity: 0;
    font-size: inherit;
}
.list_title:hover #home_menu{
    opacity: 1;
}
.list_title{
    transform: translateX(-1em);
    margin: 0;
}