.drop-down-content li a{display: block;
    width: 100%;
    height: 40px;
    overflow: hidden;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;}
@media only screen and (max-width: 1690px){
.drop-down-content{    padding-top: 14px;}
}
@media only screen and (max-width: 1100px){
.container{ top: 58px;}
}
@media only screen and (max-width: 680px){
.container{ top: 40px;}
}
@media only screen and (max-width: 640px){
.container{ top: 20px;}
}