section.header{height:400px;width:100%;display:flex;justify-content:center;align-items:center;border-radius:80px;margin:0}section.header div.first-name{background-color:gray;border-radius:80px;width:70%;height:70%;text-align:center;justify-content:center}section.header div.first-name h1{font-size:80px;font-weight:500}