body, h1, p {
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    background-image: url(bg350z.jpg);
    background-size:cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center;
}

header {
    background-color: #000;
    color: #ff0000;
    text-align: center;
    padding: 20px;
}

h1 {
    font-size: 28px;
}

.presentation-content, .presentation-content-2 {
    width: 80%;
    max-width: auto;
    margin: 20px auto;
    background-color: none;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

video {
    width: auto;
    height: 400px;
}
footer {
    text-align: center;
    padding: 10px;
    background-color: #000;
    color: #ff0000;
}
a {
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

#pharagraph {
    width: 80%;
    max-width: auto;
    margin: 20px auto;
    background-color: #000;
    padding: 20px;
    display: block;
    align-items: center;
    justify-content: center;
    color: #fff;
}

#forum, #site {
    width: 80%;
    max-width: auto;
    margin: 20px auto;
    background-color: #000;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

a {
    color: #fff000;
}

a:hover {
    color: #0000ff;
}

@media screen and (max-width: 768px) {
    video {
        width: 95%;
        height: auto;
    }
}