body, html {
    height: 100%;
    margin: 0;
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
}
.carousel, .carousel-inner, .carousel-item, .carousel-item img {
    height: 100%;
}
.carousel-item img {
    object-fit: cover;
}
.logo {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 1000;
    font-size: 24px;
    color: white;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 10px;
    border-radius: 5px;
}
.overlay {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    z-index: 1000;
}
.content {
    overflow-y: auto;
    padding-bottom: 4rem;
    flex: 1;
}
.footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1rem;
    width: 100%;
}
.footer a {
    color: #fff;
    margin: 0 10px;
    text-decoration: none;
}
.footer a:hover {
    text-decoration: underline;
}
form {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    padding: 1rem;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
input, textarea {
    width: 100%;
    padding: 0.5rem;
    margin: 0.5rem 0;
    border: 1px solid #ccc;
    border-radius: 5px;
}
button {
    background-color: #333;
    color: #fff;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
.response-message {
    padding: 1rem;
    border-radius: 5px;
    margin-top: 1rem;
}
.response-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}
.response-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}