body, html{
    margin:0;
    padding:0;
    font-size: 2em;
    font-weight: 200;
    color:white;
}
.main{
    display:flex;
    height:80vh;
    flex-wrap:wrap;
}

.container {
    display:flex;
    flex-wrap:wrap;
    width:60vw;
}

.aside{
    display:flex;
    width:40vw;
}
.footer{
    display:flex;
    height:20vh;
}
.item{
    background-color:gray;
    padding: 16px;
    border:1px solid white;
    flex-grow:1;
}

.header{
    flex-basis: 100%;
}