/* **************** MISE A NIVEAU ***************** */

html {
margin:0;
padding:0;
width: 100%;
height: 100%;
}
body, div, ul, ol, li, h1, h2, h3, h4, h5, h6, form, input, textarea, p, td {
margin:0;
padding:0;
}
table {
border-collapse:collapse;
border-spacing:0;
}
input {
border:0;
}
fieldset, img {
border:0;
}
img {
margin:0;
padding:0;
}
ol, ul {
list-style:none;
}
h1, h2, h3, h4, h5, h6, h7 {
font-size:100%;
font-weight:normal;
}

/* **************** STYLES GENERAUX (balises) ***************** */

a {
outline:none;
text-decoration:none;
}
.strong {
font-weight:bold;
}
.em {
font-style:italic;
}
.display_block {
display: block ;
}
.display_none {
display:none;
}
.nowrap {
white-space:nowrap;
}
.display_inline {
display:inline ;
}
.txt_justify {
text-align: justify ;
}
.underline {
text-decoration:underline;
}

/* **************** CLASSES DE MISES EN PAGE ***************** */

/* ---- alignement ---- */
.txt-center {
text-align:center ;
}
.txt-top {
vertical-align:top ;
}
.txt-center_vertical {
vertical-align:middle ;
}
.txt-bottom_vertical {
vertical-align:bottom ;
}
.float-none {
float:none ;
}
.block_center {
margin-left:auto ;
margin-right:auto ;
}
.clear {
clear:both;
height:0; 
font-size:0;
overflow:hidden;
}
.clear_both {
clear:both;
}
.width_100pourcent {
width:100%;
}