body {
    margin: 0;
    padding: 0;
    font-family: "Comic Sans MS", serif;
    font-size: 20px;
    background: white;
    color: black;
}

#menyykiht, #sisukiht {
    padding: 20px;
}

#menyykiht {
    width: 250px;
    background: lightslategray;
    min-height: 100vh;
    position: fixed;
}

#menyykiht h2 {
    margin-top: 0;
}

#menyykiht ul {
    list-style: none;
    padding-left: 0;
}

#menyykiht li {
    margin-bottom: 8px;
}

#menyykiht a {
    text-decoration: none;
    color: white;
    font-weight: bold;
}

#menyykiht a:hover {
    text-decoration: underline;
}

#sisukiht {
    margin-left: 300px;
}

#sisukiht h2 {
    margin-top: 0;
}

form {
    background: #fff;
    padding: 20px;
    border-radius: 6px;
    width: 450px;
}

input[type="text"], textarea {
    width: 100%;
    padding: 10px;
    font-size: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

input[type="submit"] {
    padding: 10px 20px;
    background: lightslategray;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 15px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background: slategrey;
}

#sisukiht a {
    color: #0366d6;
    font-weight: bold;
}

#sisukiht a:hover {
    text-decoration: underline;
}

#jalusekiht {
    position: fixed;
    margin-left: 300px;
    padding: 20px;
    font-size: 20px;
    bottom: 0;
    color: black;
}