body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 0;
}

header {
    background-color: #4CAF50;
    color: white;
    padding: 5px 0;
    text-align: center;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    font-size: 18px; /* Zmenšení textu v hlavičce */
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #4CAF50;
    text-align: center;
}

nav ul li {
    display: inline;
    margin: 0 8px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 10px 15px;
    display: inline-block;
    font-size: 16px; /* Zmenšení textu v menu */
}

nav ul li a:hover {
    background-color: #45a049;
}

section {
    padding: 20px;
    margin: 60px 20px 20px 20px; /* Zmenšení horního odsazení */
    background-color: white;
    border-radius: 5px;
}

form label {
    display: block;
    margin-bottom: 5px;
}

form input[type="text"], form input[type="email"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

form input[type="submit"] {
    background-color: #4CAF50;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

form input[type="submit"]:hover {
    background-color: #45a049;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 10px 0;
    position: relative;
    width: 100%;
}