a, a:link, a:visited {
    text-decoration: none !important;
    border-bottom: 1px solid #ccc !important;
    border-radius: 0px !important;
    margin-left: 4px !important;
    margin-right: 4px !important;
}
u {
    text-decoration: none !important;
}
a:hover {
    background-color: yellow !important;
    border-bottom: none !important;
    margin-left: 4px !important;
    margin-right: 4px !important;
    border-radius: 4px !important;
    outline: 3px solid yellow !important;
}