nav{
    display: grid;
    grid-template-rows: 100vh;
    align-items: center;
    background: #50a3a2;
    background: -webkit-linear-gradient(top left, #50a3a2 0%, #53e3a6 100%);
    background: -moz-linear-gradient(top left, #50a3a2 0%, #53e3a6 100%);
    background: -o-linear-gradient(top left, #50a3a2 0%, #53e3a6 100%);
    background: linear-gradient(to bottom right, #50a3a2 0%, #53e3a6 100%);
}
.footer {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    background-color: darkgrey;
    color: #eee;
    text-align: center;
    font-size: 10px;
}

.ftr{
    color: white
}