body {
    margin: 0;
    padding: 0;
}
body {
    margin: 0;
    padding-top: 40px;
}

nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
}
#links_container {
    margin: 0;
    padding: 0;
    background-color: #00a9ff;
}

#links_container li {
    display: inline-block;
    padding: 10px;
    color: white;
    cursor: pointer;
    font-family: Montserrat, sans-serif;
}