.widgets { min-height: calc(100vh - 108px); }

.nav-link.paid  {background: lightgray;}
.nav-link.paid.active  {background: lightgray !important;}

ul.banks {list-style: none;} 
ul.banks li {display: block; float: left; margin-right: 10px;}
ul.banks li img {width: 50px; height: 50px; }