* {
    margin: 0px;
    padding: 0px;
}
body {
    background: #e2e1e1;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    color: #000000;
}
main {
    background: #ffffff;
    box-shadow: 5px 5px 5px rgba(100, 100, 200, 0.25);
	width: 880px;
    margin: 30px auto;
	padding: 50px 120px;
    font-size: 18px;
    line-height: 25px;
}
#date_version{
    text-align: right;
    margin-bottom: 30px;
}
#titre{
    display: flex;
    justify-content: center;
    align-items: center;
    width: 880px;
    height: 100px;
    margin-bottom: 30px;
    padding: 80px auto;
    border-style: solid;
    border-width: 1px;
}
h2{
    text-align: center;
}
h2 a{
    font-weight: normal;
}
h4{
    color: #879f8d;
    margin-bottom: 20px;
}
p{
    
    margin-bottom: 20px;
}
#texte_central{
    text-align: center;
    margin-bottom: 10px;
}