body{ background-color:#87ceeb } img.head:before{ content:url("niko.png")} img.head:after{ content:url("niko.png")} div.center{ background:#75b4f5; margin : 15%; border:dotted#ffff00; padding : 10px; } h1{ text-align: center; font-size: 7ex; color: ffff00;} h3{ text-align: center;} p{ text-align: center;} table{ background-color:white; } th{text-align: left;}