html,body{height:100%;}
body{background-color:#444;}
img.logo{width:20vw;}
.z-index{z-index:1;}
.ratio{filter:blur(0.5rem);}
#menu img.logo{width:120px;}
.dropdown:hover .dropdown-menu {
    display: block;
    margin-top: 0;
    right: 0;
    left: auto;
}
.link img{width:48px!important;}
@media(min-width:768px){
    nav .option-links .dropdown:hover>.dropdown-menu{display:block;}
    nav .option-links .dropdown>.dropdown-toggle:active{pointer-events:none;}
}
@media(max-width:767px){
    .ratio{height:100%;}
    img.logo{width:30vw;}
    body{overflow-x:hidden;}
}