.dropdown{display:inline-block;position:relative}.dropdown-content{display:none;max-height:250px;min-width:-webkit-fill-available;overflow-y:auto;position:absolute;z-index:1}.dropdown-content a{background-color:#fff;color:#000;display:block;padding:12px 16px;text-decoration:none}.dropdown:hover .dropdown-content{display:block}.dropbtn:after{border-bottom:0;border-left:.3em solid transparent;border-right:.3em solid transparent;border-top:.3em solid;content:"";display:inline-block;margin-left:1em;vertical-align:.255em}