body {
    background-color: #4682B4;
    text-align: center;
}

.center {
    text-align: center;
}

#my_dataviz p {
    font-size: 16px;
}

#top_nav_image {
    width: 100%;
    max-height: 400px;
}

.image_size {
    max-width: 963px;
    max-height: 489px;
}

.responsive-d3 {
    overflow-x: auto;
}

.responsive-div {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding-top: 56.25%;
}

.responsive-iframe {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.topnav {
    overflow: hidden;
    background-color: #333;
}

.topnav a:hover {
    background-color: #4682B4;
}

.topnav a {
    color: white;
    text-decoration: none;
    font-size: 18px;
    padding: 14px 16px;
}

.node:hover {
    stroke-width: 7px !important;
    opacity: 1 !important;
}

h1 {
    text-decoration: underline;
    font-size: 60px;
}

h2 {
    text-decoration: underline;
    font-size: 40px;
}

p {
    font-size: 18px;
}

p a {
    color: #00FF00;
}

table,
th,
td {
    border: 1px solid;
}

td:hover {
    background-color: coral;
}

b {
    font-size: 18px;
}

#animation {
    animation: fadeIn 5s;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}