body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: lightgray;
    color: #111;
}

header {
    background-color: darkgreen;
    color: white;
    text-align: center;
    padding: 25px;
}

header button {
    margin-top: 10px;
}

nav {
    background-color: white;
    text-align: center;
    padding: 12px;
}

nav a {
    text-decoration: none;
    margin: 10px;
    color: black;
    font-weight: bold;
}

nav a:hover {
    color: darkgreen;
    text-decoration: underline;
}

section {
    padding: 20px;
    text-align: center;
}

.box {
    background-color: white;
    border: 1px solid black;
    margin: 20px auto;
    padding: 20px;
    max-width: 850px;
}

input, select, button {
    padding: 10px;
    margin: 6px;
    border: 1px solid black;
    border-radius: 5px;
}

button {
    background-color: darkgreen;
    color: white;
    cursor: pointer;
}

button:hover {
    background-color: green;
}

ul {
    display: inline-block;
    text-align: left;
}

footer {
    background-color: black;
    color: white;
    text-align: center;
    padding: 10px;
}

.sales-people {
    text-align: center;
    margin: 30px;
}

.person {
    display: inline-block;
    background-color: white;
    border: 1px solid black;
    padding: 12px;
    margin: 15px;
    width: 190px;
    vertical-align: top;
}

.person img {
    width: 160px;
    height: 160px;
    object-fit: cover;
    border: 3px solid darkgreen;
    cursor: pointer;
}

.person img:hover {
    opacity: 0.75;
    transform: scale(1.03);
}

.person p {
    font-weight: bold;
    margin-bottom: 5px;
}

.person small {
    color: darkgreen;
    font-weight: bold;
}

.video-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.video-card {
    background-color: white;
    border: 1px solid black;
    width: 300px;
    padding: 15px;
}

iframe {
    width: 100%;
    height: 170px;
}