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

header {
    background-color: #007bff;
    color: #fff;
    padding: 1rem;
    text-align: center;
}

nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    background-color: #007bff;
}

nav ul li {
    position: relative;
    display: inline-block;
}

nav ul li a {
    display: block;
    padding: 10px 20px;
    text-decoration: none;
    color: #fff; /* Einheitliche Linkfarbe */
    transition: background-color 0.3s;
}

nav ul li a:hover {
    background-color: #0056b3;
}

nav ul li a:active {
    color: #fff; /* Einheitliche Linkfarbe */
}

nav ul li a:focus {
    color: #fff; /* Einheitliche Linkfarbe */
}

nav ul ul {
    display: none;
    position: absolute;
    background-color: #007bff;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    z-index: 1;
    min-width: 160px;
}

nav ul li:hover > ul {
    display: block;
}

nav ul ul li {
    float: none;
    position: relative;
}

nav ul ul li a {
    padding: 12px 16px;
    color: #fff; /* Einheitliche Linkfarbe */
}

nav ul ul li a:hover {
    background-color: #0056b3;
}

main {
    padding: 1rem;
}

footer {
    background-color: #007bff;
    color: #fff;
    text-align: center;
    padding: 1rem;
    position: fixed;
    width: 100%;
    bottom: 0;
}

form {
    background-color: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 2rem auto;
}

form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

form input[type="text"],
form input[type="date"],
form input[type="radio"] {
    width: calc(100% - 22px);
    padding: 0.5rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

form input[type="radio"] {
    width: auto;
    margin-right: 0.5rem;
}

form button {
    background-color: #007bff;
    color: #fff;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    margin-top: 1rem;
}

form button:hover {
    background-color: #0056b3;
}

form select {
    width: 100%;
    padding: 0.5rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    background-color: #fff;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="gray" class="bi bi-chevron-down" viewBox="0 0 16 16"><path fill-rule="evenodd" d="M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
}

.popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: white;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    border-radius: 5px;
    text-align: center;
    font-size: 16px;
    display: none; /* Standardmäßig ausgeblendet */
}

.popup.show {
    display: block; /* Anzeigen, wenn die Klasse 'show' hinzugefügt wird */
}