* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
 body {
    font-family: sans-serif;
    background-color: #121212;
    color: #ffffff;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background-color: #222222;
    color: white;
    flex-wrap: wrap;
}

header img {
    width: 12%;
}

header h1 {
    color: #ff5722;
    display: flex;
    justify-content: center;
    text-align: center;
}

nav ul {
    list-style-type: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

nav ul li a {
    color: #ff5722;
    text-decoration: none;
    font-size: 1.3em;
    padding: 10px 15px;
    transition: background-color 0.3s ;
}

nav ul li a:hover {
    background-color: black;
    border-radius: 5px;
}

main {
    padding: 20px;
    max-width: 1200px;
    margin: auto;
}

section {
    margin-bottom: 30px;
    padding: 20px;
    background-color: #222222;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

section h2 {
    color: #ff5722;
    margin-bottom: 15px;
}

section p {
    margin-bottom: 10px;
}

button {
    background-color: #ff5722;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
    margin: 10px;
}

button:hover {
    background-color: #e64a19;
}

pre {
    background-color: 121212;
    padding: 15px;
    border-radius: 5px;
}

input[type="text"] {
    padding: 8px;
    margin-right: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}
.video-js h2 {
  font-size: 1.5em;
  margin-bottom: 1em;   
}

.video {
  display: flex;
  justify-content: center;
}

.video iframe {
   width: 65%;
    height:400px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    border: none;
}
footer {
    background-color: #1e1e1e;
    color: #f1f1f1;
    padding: 40px 20px;
    text-align: center;
}

footer h3 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #ff5722;
}

footer ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

footer ul li p {
    color: #aaa;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

footer ul li p:hover {
    color: #ff5722;
}

footer p {
    margin-top: 20px;
    font-size: 14px;
    color: #ccc;
}