div#page {
   text-align: center;
   margin: 0 auto;
   width: 30%;
}

a {
   display: block;
   padding: 0.5em;
   margin-bottom: 0.5em;
   color: black;
   background-color: #B2B2B2;
   text-decoration: none;
   font-size: 1.5em;
}

a:hover {
   color: black;
   background-color: #E6D81F;
}