body {
    background: linear-gradient(100deg, rgb(189, 21, 21), rgb(0, 0, 0));
    color: white;
}

header {
    display: flex;
    justify-content: center;
    color: white;
    align-items: center;
}

h1 {
    font-size: 50px;

    
}

h2{
    text-align: center;
    margin-top: 50px;
    text-decoration: underline;

}




nav {
    display: flex;
    background: linear-gradient(100deg, rgb(189, 21, 21), rgb(0, 0, 0));
    justify-content: center;
    padding-top: 4px;
    border: 1px solid rgb(189, 21, 21); padding: 5px;
    margin-top: 30px;
}

nav>div {
    color: rgb(255, 255, 255);
    padding: 20px;

}

nav> :hover {
    transition-property: transform;
    transform: scale(1.1);
    transition-duration: 500ms;
    background-color: rgb(189, 32, 32);
    opacity: 100%;
}


.navigation {
    background-color: rgb(255, 255, 255);
    color: rgb(255, 255, 255);
}



hr {

    margin-top: 50px;
    width: 50%;
}





article {
    font-size: larger;
    text-align: justify;
    margin-top: 100px;
    margin-left: 100px;
    margin-right: 100px;
    justify-content: center;
}



    
    video {
        max-width: 500px;
        height: auto;
        display: block;
        margin: auto;
        margin-top: 40px;
    
    }






.lien {
text-decoration: none;
    color: rgb(255, 255, 255);
    
}


#heure {
    background-color: linear-gradient(100deg, rgb(189, 21, 21), rgb(0, 0, 0));
    width: 300px;
    padding: 20px;
  margin: auto;
    border-radius: 10px;
    text-align: center;
    font-size: x-large; 
    font-weight: bolder;
    color:white;
}


img {
    max-width: 500px;
    height: auto;
    display: block;
    margin: auto;
margin-top: 40px;
    
}

@media screen and (max-width: 940px) {
    nav {
      flex-direction: column;
      width: 100%;
      
    }
    nav a {
      width: 100%;
    } 
  
    img {
      width: 100%;
    }
    video {
        width: 100%;
    }
}