body {
    background-color: #008080;
}

.main {
    width: 900px;
    margin: 20px auto;
    border: 4px outset #c0c0c0;
    background: silver;
    border-collapse: collapse;
}

.header {
    background: navy;
    color: white;
    text-align: center;
    padding: 10px;
    border-bottom: 4px ridge white;
}

.header h1 {
    margin: 5px;
    font-family: "Times New Roman", serif;
    font-size: 42px;
}

.content {
    padding: 15px;
    vertical-align: top;
}

.window {
    background: white;
    border: 3px outset white;
    margin-bottom: 20px;
}

.window-title {
    background: linear-gradient(to right, navy, royalblue);
    color: white;
    padding: 4px;
    font-weight: bold;
}

.window-body {
    padding: 10px;
}

a {
    color: blue;
    font-weight: bold;
    text-decoration: underline;
}

a:hover {
    color: red;
}

.gif {
    height: 32px;
    image-rendering: pixelated;
}

.center {
    text-align: center;
}

.navbar {
    display: flex;
    justify-content: center;
    align-items: center;
}

.horizontal-list {
    display: flex;
    list-style: none;
    gap: 20px;
}

.wordbox {
    background-color: lightgray;
    border: 5px inset darkgrey;
}

.words {
    padding: 0px 5px 0px 5px;
}

.code {
    background-color: grey;
}