.c-sliderB {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.sliderB {
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flex;
    display: -o-flex;
    display: flex;
    width: 400%; /*Cambiar el ancho de acuerdo a la cantidad de imágenes, por ejemplo 10 imagenes = 1000%*/
}

.s-sliderB {
    width: 100%;
}

.img-sliderB {
    display: block;
    width: 100%;
    height: 100%;
}

.btn-prevB, .btn-nextB {
    width: 40px;
    height: 40px;
    background: #696969;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    line-height: 40px;
    font-size: 30px;
    font-weight: bold;
    color: #ffffff;
    font-family: monospace;
    text-align: center;
    border-radius: 50%;
    cursor: pointer;
    z-index: 1;
}

.btn-prevB:hover, .btn-nextB:hover {
    background: rgba(255, 255, 255, 1);
    color: #696969;
}

.btn-prevB {
    left: 10px;
}

.btn-nextB {
    right: 10px;
}