html {
    background-color: black;
    background-image:url('Dota2.jpg');
   
    background-size: cover;
}
header {
    text-align: center;
    color: orange;
    border: 4px solid black;
}

nav {
    width: 10%;
    border: 4px solid black;

}

ul {

}

ul li {

}

footer {
    background-color: black;
    color: orange;
    font-size: 5px | 10% | 1em;
    text-align: center;
}
.content {
    margin: auto;
    width: 50%;
    border: 2px solid black;
    padding: 10px;
    font-size: 10px | 10% | 1em;
    font-family: "Times New Roman";
    font-family: "ARIAL";
    font-family: "courier new";
    background-color: white;
}
.thumbnail {
    display: block;
    margin-left: auto;
    margin-right: auto;
    border-radius: 8px;
    height: 150px;
    width: 200px;
}
a:link{color:orange;}
a:visited{color:orange;}
a:hover{color:orange;}
a:active{color:orange;}