* {
	font-size:14px;
}

body {
    height: calc(100vh - 20px);
    background: rgb(255, 248, 248);
    display: grid;
    grid-template-columns: 1fr 4fr 1fr;
    grid-template-rows: 1fr 6fr 1fr;
    grid-gap: 0.5em;
    font-family: ProximaNova,"open sans",Arial,Sans-serif;
}

div{
    box-sizing: border-box;
}

topbar {
    grid-row: 1;
    grid-column: 1 / 3;
    height: 50px;
}

logout {
    background: lightgreen;
    grid-row: 1;
    grid-column: 3 / 3;
    height: 50px;
}

nav {
    display: flex;
    flex-direction: column;
    background:lightgray;
    grid-row: 2;
    grid-column: 1;
}

nav > a:hover{
    background: lightgreen;
}

a{
    padding:0.5em;
    text-decoration: none;
}

main{
    display: grid;
    background: yellowgreen;
    grid-row: 2;
    grid-column: 2 / 3;
    grid-gap: 0.3em;
}