#navigation li{
	display: inline;

}

#navigation {
	text-align: center
}

p {
	text-align: center
}

p, h1, h2, body
{
    color: #FFFFFF;
	
}

h1, h2, body
{
	text-align: center;
}

.fond-video /* définition de la classe warning */
{
background-attachment:fixed;
background-repeat:no-repeat;
background-image:url("13.png");
background-position:100% 50%;
background-size: 100%
}


ul, body, head
{
text-align: center
}

#question {

	font-size: x-large;

}

#reponses{

	font-size: large;

}

h1
{	
	font-size: xxxx-large;
	font-style: italic;
}