body{background-color: red;
font-family: serif;}
h1{color: grey;
background-color: greenyellow;}
h2{color: greenyellow;
background-color: grey;}
.container{display: grid;
grid-template-columns: 20% 20% 20% 20%;
grid-auto-columns: 20%;
grid-template-rows: 20em;
grid-auto-rows: 20em;
color: grey;font-size: large;}