#container{display:grid;grid-template-rows:30vh;grid-template-columns:30vw}.btn{position:relative;border-radius:10px}.title1{bottom:45px}.title1,.title2{position:absolute;left:50%;transform:translateX(-50%)}.title2{bottom:90px}#item1{grid-row:1/2;grid-column:1/4;background:#c2d6f3;margin:2px}