HTML {
    font-family:Arial;
    font-size:12px;
    }

.caja {
    border-radius:10px;
    background:white url(http://www3.colchones.es/img/como_comprar_img_sup.jpg) no-repeat top left;
    box-shadow:0 0 6px rgba(0,0,0,0.3);
    padding:0 20px 13px 100px;
    }

.caja H1.rosa {
    font-family:Arial; font-size:14px; color:#B6607D;
    display:inline;
    margin: 0;
    position:relative;
    top:-10px;
    padding:0;
    background:rgba(255,255,255,0.8)
    
    }

.caja .texto {
    text-align:justify;
    }