html, body, div, span, applet, object, iframe,h1, h2, h3, h4, h5, h6, p, blockquote, pre,a, abbr, acronym, address, big, cite, code,del, dfn, em, font, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var,b, u, i, center,dl, dt, dd, ol, ul, li,fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td {margin: 0;padding: 0;border: 0; outline: 0; font-size: 100%; vertical-align: baseline; background: transparent; }
body{
background-color : #333333;
margin : 10% 0;}
a {color :black;
text-decoration : none}
div.ligne{
    width:320px;
    height:10px;
    margin : auto;
}
a.n{
   background-color: #ffffff;;
}
a.n:hover{
    background-color: #000000;
    color : white;
}
a.gtf{
    background-color:#333333;
}
a.gtf:hover{
     background-color:#333333
}
a.gf{
 background-color:#666666;
}
a.gf:hover{
     background-color:#333333;
}
a.g{
    background-color:#999999;
}
a.g:hover{
    background-color:#606060;
}
a.gc{
    background-color:#333333;
}
a.gc:hover{
    background-color:#1e1e1e;
}
a.b{
 background-color:#000000;
}
a.b:hover{
     background-color:#ffffff;
     color : black;
}