.arthesis_left_right h2{
    margin-bottom: 40px;
}
.arthesis_left_right p:last-child{
    margin: 0;
}
.arthesis_left_right_image{
    position:relative;
    background-position:center center;
    background-size:cover;
    min-height:300px;
}
.arthesis_left_right_image img{
    width:100%;
    height:auto;
}
.arthesis_left_right_texte_inner{
    width:100%;
}