h4 {
    color: #2c3e50;
}
h5 {
    color: #34495e;
}
h6 {
    color: #16a085;
}
p {
    margin-bottom: 15px;
    font-size: x-small;
}
ul {
    list-style-type: disc;
    margin-left: 20px;
    font-size: x-small;
}
a {
    color: #2980b9;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
.container {
    max-width: 800px;
    margin: 2% auto;
    padding: 20px;
    background: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    opacity: .8;
}