@media only screen and (min-width: 1000px) {
    header {
       z-index: 1;
	   position: absolute;
	   top: 0px;
	   width: 100%;
    }
}

@media only screen and (max-width: 500px) {
    .nav li {
        margin-left: 2px !important;
        margin-right: 2px !important;
        width: 20vw;
    }
}
@media only screen and (min-width: 501px) and (max-width: 999px) {
    .nav li {
        margin-left: 2px !important;
        margin-right: 2px !important;
        width: 100px;
    }
}



+ Slide in stuff 

/*.col-img-desc {
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(51, 51, 51, 0.4);
    overflow: hidden;
    width: 220px;
    height: 220px;
    opacity: 0;
    border-radius: 50%;
    transition: .5s ease;
} 
  
.col-img-container:hover .col-img-desc {
    opacity: 1;
}
  
.col-img-desc div {
    color: white;
    font-size: 20px;
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    text-align: center;
} */