H3 { font-family:Arial, Helvetica, sans-serif; 
 font-size:18px; 
 color:#005BC7; 
 font-weight:700; 
 text-decoration:none; 
 padding-left:0px;
 }
H2 { font-size: 20px; line-height: 25px; }
H1 { font-family:"trebuchet ms",  Arial, Helvetica, sans-serif; 
 font-size:22px; 
 color:#004598; 
 font-weight:700; 
 padding:0px;
 padding-top:4px;
}

div#bouton {
height:40px;
width:135px;
background-image:url(images/bouton_bleu.png);
text-align:left;
font-size: 15px; line-height: 22px;
background-repeat:no-repeat;
background-position:left;
vertical-align:middle;
}

div#bouton_a, div#bouton:hover{
height:40px;
width:135px;
background-image:url(images/bouton_a.png);
text-align:left;
font-size: 15px; line-height: 22px; 
background-repeat:no-repeat;
background-position:left;
vertical-align:middle;
}