body {
    box-sizing: border-box;
    min-width: 200px;
    max-width: 980px;
    margin: 0 auto;
    padding: 45px;
}

#tableofcontents {
    cursor: pointer;
    color: gray;
    margin-left: 32px;
    font-size: 1.1em;
}

#tableofcontents span{
    color: gray;
}

.show_hide {
    color: blue;
    font-weight: bold;
    cursor: pointer;
}

img {
    margin: 0 10px;
}

.centered {
    margin: 0;
}

#menu {
    margin-bottom: 32px;
}
#menu ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #333;
}

#menu li {
    font-family: Arial, Helvetica, sans-serif;
    float: left;
}

#menu li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 20px;
    text-decoration: none;
}

/* Change the link color to #111 (black) on hover */
#menu li a:hover {
    background-color: #111;
    color: #ac3256;
}

#logo {
    margin-bottom: 60px;
}