aside{float:right;margin-left:10px;}
footer a{text-decoration:underline;}
section{background-color:darkred;padding-left:15px;padding-right:15px;padding-top:10px;border-radius:10px;}
nav{text-align:center;}
a{text-decoration:none;}
a img{border:none;}
a:link{color:white;}
a:visited{color:white;}
a:focus{font-style:italic;}
div{text-align:center;margin-left:auto;margin-right:auto;width:100%;max-width:100%;}
table{border-collapse:collapse;width="100%";margin-left:auto;margin-right:auto;}
tr{}
td{border:0px solid black;padding:10px;text-align:justify;}
h1{text-align:center;font-size:1.8em;}
span{float:right;}
body{background-image:url("fond.png");background-attachment:scroll;color:white;width:80%;margin-left:auto;margin-right:auto;text-align:justify;}
p{font-size:1.2em;}
h3:hover{color:#FFD700;font-style:italic;border-radius:10px;background-color:gray;}
h4{font-size:1.2em;}
#menu{height:auto;margin:auto;}
#menu ul{margin-left:auto;margin-right:auto;padding:0;list-style-type:none;text-align:center;}
#menu li{float:left;margin:auto;padding:0;background-image:url("degrade.png");width:20%;}
#menu li a{display:block;color:white;font-size:1.1em;text-decoration:none;padding:5px;}
#menu li a:hover{color:#FFD700;font-style:italic;border-radius:10px;background-color:gray;}
#menu ul li ul{width:80%;display:none;}
#menu ul li:hover ul{display:block;}
#menu li ul{position:absolute;margin-left:auto;margin-right:auto;}