body { background-color: #d3d3d3; color: black }
h1 { font-family: Verdana, Arial, Helvetica, sans-serif; background-color: #d3d3d3; font-size: 1.5em }
h2 { font-family: Verdana, Arial, Helvetica, sans-serif; background-color: #d3d3d3; font-size: 1.25em }
h3 { font-family: Verdana, Arial, Helvetica, sans-serif; background-color: #d3d3d3; font-size: 1em }
p { font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 0.75em; text-align: justify }
li { font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 0.75em; text-align: justify }
table { border: 1px solid black; border-collapse: collapse; margin-left: auto; margin-right: auto; }
th { border: 1px solid black;  background-color: #d3d3d3 }
td { border: 1px solid black; text-align: center }
img { border: 0 }
img.bordure { border: 1px solid black }
.contenu { width: 800px; margin-left: auto; margin-right: auto; border: 1px solid black; padding: 1em; color: black; background-color: white }
.droite { float: right; clear: none }
.gauche {float: left; clear: none }
.centre { text-align: center }
.centre_petit { text-align: center; font-size: 0.65em }
.centre_gros { text-align: center; font-size: 1.15em }
.erreur { text-align: justify; color: red; font-weight: bold }
.rouge { color: red }