@charset "utf-8";
html {
    background-color: rgb(220, 225, 235);
}
body {
    font-family: Verdana, Geneva, sans-serif;
    color: rgb(91, 91, 91);
    background-color: ivory;
    margin: 25px;
}
header {
    background-color: rgb(40, 70, 120);
    color: white;
    padding: 20px;
    text-align: center;
}
nav {
    background-color: rgb(70, 100, 150);
    padding: 15px;
    text-align: center;
}
nav a {
    padding-left: 10px;
    padding-right: 10px;
    text-decoration: none;
    color: ivory;
    font-weight: bold;
}
nav a:hover {
    color: lightblue;
    text-decoration: underline;
}
main{
    padding-left: 20px;
    padding-right: 20px;
}
h2 {
    font-size: 1.3em;
}
img {
    width: 25%;
    padding: 25px;
}
ul {
    list-style-type: square;
    line-height:1.8;
}
body > footer {
    background-color: rgb(100, 100, 100);
    color:  rgba(255, 255, 255, 0.6);
    font-weight: bold;
    font-size: 0.9em;
    line-height: 3em;
    text-align: center;
    margin-top: 10px;
    padding: 10px;
}