body {
    background-color: #008080;
    font-family: 'Comic Sans MS', cursive, sans-serif;
    margin: 0;
    padding: 0;
}

.guestbook-container {
    width: 80%;
    margin: 20px auto;
    background-color: #ffffff;
    padding: 20px;
    border: 2px solid #000000;
    box-shadow: 10px 10px 0 #000000;
}

h1 {
    color: #d70060;
}

input, textarea {
    width: calc(100% - 20px); /* Adjust for padding */
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #000000;
    background-color: #f0f0f0;
    box-sizing: border-box; /* Include padding in width calculation */
}

button {
    background-color: #0000ff;
    color: #ffffff;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    display: block;
    width: 100%;
    box-sizing: border-box; /* Include padding in width calculation */
}

button:hover {
    background-color: #ff00ff;
}

#guestbook-entries {
    margin-top: 20px;
}

.guestbook-entry {
    border-bottom: 1px dashed #000000;
    padding: 10px;
}

/* Responsive Styles */
@media screen and (max-width: 600px) {
    .guestbook-container {
        width: 95%;
        margin: 10px auto;
        padding: 15px;
        box-shadow: 5px 5px 0 #000000;
    }

    input, textarea {
        padding: 8px;
        margin: 8px 0;
    }

    button {
        padding: 8px 16px;
    }

    h1 {
        font-size: 3em; /* Larger font size for readability */
    }
}