#formulaire_lettres fieldset {border:0; padding:0}
#formulaire_lettres ul {list-style-type:none; padding:0; margin:0}
#formulaire_lettres label {display:none}
#formulaire_lettres input {border:0; width:150px; float:left; margin-right:5px; overflow:hidden}
#formulaire_lettres input.submit {width:20px}