/* Global */
body {
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #fdfdfd;
    color: #333;
    line-height: 1.6;
}

/* Header */
header {
    background: #7fb8a6;
    padding: 20px;
    text-align: center;
    color: white;
}

nav ul {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    padding: 0;
    list-style: none;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease, text-decoration 0.3s ease;
}

nav ul li a:hover,
nav ul li a:focus {
    text-decoration: underline;
    color: #e0f2f1;
    outline: none;
}

/* Hero Image */
.hero-img {
    background: url('images/hero.jpg') no-repeat center center/cover;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-bottom: 30px;
}

.hero-text {
    color: white;
    background: rgba(0, 0, 0, 0.45);
    padding: 25px;
    border-radius: 12px;
    text-align: center;
}

/* Video Section */
.video-section {
    text-align: center;
    width: 80%;
    padding: 30px 10px;
}

video {
    width: 80%;
    max-width: 800px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Columns */
.columns {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    padding: 20px;
    gap: 20px;
}

.col {
    flex: 1 1 250px;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.col:hover {
    transform: translateY(-5px);
}

/* Table */
table {
    width: 90%;
    margin: 20px auto;
    border-collapse: collapse;
}

th,
td {
    padding: 12px;
    border: 1px solid #ccc;
    text-align: left;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

/* Gallery */
.gallery {
    width: 90%;
    margin: 20px auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.gallery img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.gallery img:hover {
    transform: scale(1.05);
}

/* Centering text */
.center {
    text-align: center;
}

/* Centered list */
.center-list {
    width: 60%;
    margin: auto;
    margin-bottom: 30px;
}

/* Contact Form */
.contact-form {
    width: 60%;
    margin: auto;
    display: flex;
    flex-direction: column;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    margin-bottom: 15px;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #ccc;
    font-size: 1rem;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: 2px solid #7fb8a6;
}

/* Button */
button {
    background: #7fb8a6;
    color: white;
    padding: 12px;
    border: none;
    cursor: pointer;
    border-radius: 6px;
    font-size: 1rem;
    transition: background 0.3s ease, transform 0.2s ease;
}

button:hover {
    background: #6aa08f;
    transform: translateY(-2px);
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background: #7fb8a6;
    color: white;
    margin-top: 30px;
}

/* Responsive */
@media (max-width: 768px) {
    .columns {
        flex-direction: column;
        align-items: center;
    }

    .col {
        width: 90%;
        margin-bottom: 20px;
    }

    .contact-form,
    .center-list {
        width: 90%;
    }

    .gallery img {
        flex: 1 1 100%;
    }

    .hero-img {
        height: 250px;
    }

    .hero-text {
        font-size: 0.9rem;
        padding: 15px;
    }
}