section{
display:-webkit-box;
display:-ms-flexbox;
display:flex;
text-align:center;
-webkit-box-pack: justify;
    -ms-flex-pack: justify;
        justify-content: space-between;
-webkit-box-align:center;
    -ms-flex-align:center;
        align-items:center;
        -webkit-box-orient: horizontal;
        -webkit-box-direction: normal;
            -ms-flex-flow: row wrap;
                flex-flow: row wrap;
margin:auto;
max-width:1280px;
}

.valeur_red{background-color:rgb(245,231,231); color:rgb(203,23,25);width: 100%;margin-top:2em;font-size:1.5em;padding-top:1em;}

.valeur_contenu{text-align:justify;width: 100%;background-color:rgb(245,231,231);color:grey;}

.valeur_grey{background-color:rgb(245,245,245); color:rgb(203,23,25);width: 100%;margin-top:2em;font-size:1.5em;padding-top:1em;}
.valeur_contenu_grey{text-align:justify;width: 100%;background-color:rgb(245,245,245);color:grey;}
#img_valeur_1{
background-image:url('../images/valeurs/valeurs.jpg');
background-size:cover;
background-position: center;
background-repeat:no-repeat;
width:100%;
height: 350px;
}


section p{width:50%;padding:2em;margin:auto; }