#cms.cms-id-147 h1 {display: none;}  
#ope_tampon .cms_texte-titre {font-size: 15px;margin-top: 15px;text-align: center;
display:block !important;}
#ope_tampon{display: block; margin-left: auto;margin-right: auto;margin-top:15px;width: 935px;
    }
#ope_tampon img{display:block;width: 935px;}
#ope_tampon img:nth-of-type(2){display:none;}

@media screen and (max-width: 768px) {
#ope_tampon{width:100%;margin: auto;   margin-top:15px;}
#ope_tampon img:nth-of-type(1){display:none;}
#ope_tampon img:nth-of-type(2){display:block;width:100%;}
}