body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #ffffd9;
    color: black;
}

.container {
    width: 80%;
    margin: 0 auto;
}

header {
    background-color: #ffffd9;
    color: #225ea8;
    text-align: center;
    padding: 20px 0;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

nav ul li {
    display: inline;
    margin-right: 20px;
}

nav ul li a {
    color: #000;
}

nav ul li a:hover {
    color: #ffffd9;
    text-decoration: none;
    background-color: #000;
}

section {
    padding: 20px 0;
}

footer {
    background-color: #225ea8;
    color: white;
    text-align: center;
    padding: 10px 0;
}

a {
    color: #225ea8;
    background-color: transparent;
    position: relative;
    display: inline-block;
    padding: 0 1px;
    transition: color ease 0.3s, background-color ease 0.3s;
}

a:hover {
    color: #edf8b1;
    text-decoration: none;
    background-color: #225ea8;
}