index.css

#pers tr td:nth-child(1) {
    font-weight: bold;
    width: 20%;
}

#it1 tr td:nth-child(2), #it2 tr td:nth-child(2), #db tr td:nth-child(2), #sof tr td:nth-child(2), #met tr td:nth-child(2), #op tr td:nth-child(2) {
    width: 30%;
}

#it1 tr td:nth-child(3), #it2 tr td:nth-child(3), #db tr td:nth-child(3), #sof tr td:nth-child(3), #met tr td:nth-child(3), #op tr td:nth-child(3) {
    width: 40%;
}

a i:hover {
    color: black;
}

body {
  background-color: #e2dede;
}

article {
    background-color: white;
}

.nav-tabs>li.active>a, .nav-tabs>li.active>a:focus, .nav-tabs>li.active>a:hover {
    color: #f5f5f5;
    cursor: default;
    background-color: #3c763d;
    border: 1px solid #ddd;
    border-bottom-color: transparent
}



footer div{

    background-color: black;
    color: white;
}