.container{
        display:grid;
        grid-template-columns: auto auto auto auto;
        grid-template-areas: 
                "header header header header"
                "nav nav nav nav"
                "main main main main"
                "article article article article"
                "footer footer footer footer";
        margin: 0 auto;
        
        }

body{
background: url("/images/graphics/bg_webmaster.png");
background-attachment: fixed;
font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}




a:hover{
background-color:rgb(255, 230, 162);
}

li{
list-style-type:square;
}