.botoncentrado {
    display: flex;
    justify-content: center;
}
#opmovil {
    opacity: 0.8; 
    background-color: #ffffff;
}
.mbr-text.mbr-fonts-style.counter-container.display-7>ul li {
    list-style: square url("images/topo.png");
}

.row > .columna {
    text-align: center;
    margin: 20px 0;
    font-family: 'Ubuntu', sans-serif;
    color:white;
  }
    
@media (max-width: 767px) {
        .cid-spWSEDC3H0 {
            padding-top: 1.5rem;
            padding-bottom: 3rem;
            background-image: url("images/movil.jpg");
        }
        #imgmovil {
            visibility: hidden;
            margin-top: -200vh;
        }
        #opmovil {
            opacity: 0.6; 
        }
}

/* formulario */

.mbr-form.form-with-styler.mx-auto {
    width: 38vw;
    margin: auto;
}
.envioN {
    background-color: #2064e1;
    width: 38vw;
    height: auto;
    margin: auto;
}
.envioB {
    width: 38vw;
    height: auto;
    margin: auto;
    padding: 20px;
}
.jq-selectbox__trigger {
    background-color: #f0dce7;
}
.jq-selectbox__select{
    font-family: Arial, Helvetica, sans-serif;
    color: #5d5d5d;
    background-color: white;
    width: 30vw;
    border: #c0c0c0 1px solid;
    box-shadow: 1px 1px 5px #c7c7c7;
}
.botoncentrado {
    display: flex;
    justify-content: center;
}


@media (max-width: 1140px) and (min-width: 960px) {
    .mbr-form.form-with-styler.mx-auto, .envioB, .envioN {
        width: 60vw;
    }
    .jq-selectbox__select{
        width: 35vw;
    }
}


@media (max-width: 959px) and (min-width: 720px) {
    .mbr-form.form-with-styler.mx-auto, .envioB, .envioN {
        width: 65vw;
        margin: auto;
    }
    .jq-selectbox__select{
        width: 37vw;
    }
}

@media (max-width: 719px) and (min-width: 540px) {
    .mbr-form.form-with-styler.mx-auto, .envioB, .envioN {
        width: 75vw;
        margin: auto;
    }
    .jq-selectbox__select{
        width: 45vw;
    }

}

@media (max-width: 539px) {
    .mbr-form.form-with-styler.mx-auto, .envioB, .envioN {
        width: 90vw;
        margin: auto;
    }
    .jq-selectbox__select{
        width: 70vw;
    }
}