body {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

.navbar .navbar-nav {
    display: inline-block;
    float: none;
    vertical-align: top;
}

.navbar .navbar-collapse {
    text-align: center;
}

nav > h1 {
    color: aliceblue;
}

div {
    padding: 10px;
}

.paper:hover {
    cursor: pointer;
    background-color: aliceblue;
}

.container {
    padding-top: 80px;
}

a {
    text-decoration: none;
    color: black;
}
a:hover {
    text-decoration: none;
    color: black;
}