/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

/* BODY */
body {
    background-color: #f5f5f5;
    color: #111;
}

/* HEADER */
header {
    background-color: #111;
    color: white;
    padding: 25px 0;
    text-align: center;
}

header h1 {
    font-size: 32px;
    letter-spacing: 2px;
}

header h2 {
    font-size: 18px;
    font-weight: normal;
    margin-bottom: 20px;
}

/* MENU */
.menu {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.menu li button {
    background-color: #222;
    border: none;
    padding: 10px 18px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.menu li button:hover {
    background-color: #444;
}

.menu li button a {
    color: white;
    text-decoration: none;
    font-size: 15px;
}

/* VIDEO */
video {
    width: 420px;
    max-width: 90%;
    display: block;
    margin: 50px auto;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}