body{overflow-x:hidden;margin:0;--header-height:0px;display:flex;min-height:100dvh;flex-direction:column;justify-content:space-between}main{flex:1 1;& img{height:inherit;object-fit:cover}}a:active,a:hover,a:link,a:visited{text-decoration:none}header{& img{height:inherit;object-fit:cover}}