body {
    background-color: #e0f7fa;
    color: #004d40;
    font-family: 'Comic Sans MS', cursive, sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #00796b;
    padding: 20px;
    text-align: center;
}

header h1 {
    color: #ffffff;
    font-weight: bold;
}

footer {
    background-color: #004d40;
    color: #ffffff;
    text-align: center;
    padding: 10px;
    position: absolute;
    bottom: 0;
    width: 100%;
}

a {
    color: #004d40;
    text-decoration: none;
    transition: color 0.3s;
}

a:hover {
    color: #00796b;
}

button {
    background-color: #00796b;
    border: none;
    color: white;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    transition: background-color 0.3s;
    cursor: pointer;
    border-radius: 5px;
}

button:hover {
    background-color: #004d40;
}

.frog-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 500px;
    flex-direction: column;
}

.frog-emoji {
    font-size: 6em;
    margin-bottom: 20px;
}