#accessibilité, #menus
{
display: none;
}

#titre h1, #principal h2
{
text-align: center;
}

#principal h3
{
margin: 3em 0 0 0;
}

a
{
color: #000;
}

img
{
border: 1px solid #000;
}

p
{
text-align: justify;
font-size: 1em;
}

p img
{
float: left;
margin: 0 2ex 1em 0;
}

p img.oppose
{
float: right;
margin: 0 0 1em 2ex;
}

p, h2, h3, h4, h5, h6
{
clear: both;
}