.cabecera2, .cabecera3, .cabecera4{
    padding: 0;
    margin: 0;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    min-height: 270px;
}

.cabecera3{
    min-height: 400px;
}



.cabecera2{
    background-image: url("/img/servicios/capsalera10.jpg");
    background-repeat: no-repeat;
    background-size: cover;
}

.cabecera3{
    background-image: url("/img/servicios/capsalera11.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.cabecera4{
    background-image: url("/img/servicios/capsalera13.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}