body {
    background-color: #dbf9f8;
    font-family: 'Comic Sans MS', cursive, sans-serif;
    color: #2c3e50;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

header {
    background-color: #2ecc71;
    padding: 10px 0;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header h1 {
    color: #ffffff;
    font-size: 2.5em;
}

header nav a {
    text-decoration: none;
    color: #ffffff;
    padding: 10px;
    font-size: 1.2em;
}

nav a:hover {
    background-color: #27ae60;
    border-radius: 5px;
}

.footer {
    background-color: #2ecc71;
    color: #ffffff;
    text-align: center;
    padding: 20px 0;
}

button {
    background-color: #2980b9;
    color: #ffffff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #3498db;
}

.froge {
    display: block;
    margin: 20px auto;
    width: 150px;
    height: 150px;
    background-image: url('/images/froge_ocean.svg');
    background-size: cover;
    border-radius: 50%;
}

.link {
    color: #2980b9;
    text-decoration: none;
}

.link:hover {
    text-decoration: underline;
}

.content {
    padding: 20px;
    max-width: 800px;
    margin: auto;
}