html {
    background-color: black;

    background-size: cover;
}
header {
    text-align: center;
    color: orange;
    border: 4px solid black;
    background-color: rgb(156, 39, 6);
}

footer {
    background-color: black;
    color: orange;
    font-size: 5px | 10% | 1em;
    text-align: center;
    margin-top: 20px;
}
.content {
    margin: auto;
    width: 50%;
    height: 500px;
    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: rgb(156, 39, 6);;
}

.colm {
    margin: auto;
    float: left;
    background-color: rgb(156, 39, 6);
    width:33.3%;
    color: Black;
    text-align: center;  
}
a:link{color:orange;}
a:visited{color:orange;}
a:hover{color:orange;}
a:active{color:orange;}