body { margin: 0; background-color: Wheat; }
 

.frame {
    background: Bisque;
    padding: 10px;
    margin: 10px;
    border: 2px solid SaddleBrown;
    border-radius: 10px;
    box-shadow: 4px 4px 3px Sienna;
} 

.linx {
    border: 0px;
    columns: 25% 4;
} 

.colo {
    border: 0px;
    break-inside: avoid;
} 

a { text-decoration:none; }
a:link {color: Sienna;}
a:visited {color: Sienna;}
a:hover {color: Red; background-color: Khaki;}