.x-banner {

}

.x-banner .owl-carousel .owl-nav {
    position: absolute;
    z-index: 11;
    bottom: 20px;
    width: 100%;
    text-align: center;
}

.x-banner .owl-carousel .owl-nav button.owl-next, .x-banner .owl-carousel .owl-nav button.owl-prev {
    width: 36px;
    height: 36px;
    line-height: 36px;
    background: none !important;
    top: auto;
    position: relative;
    display: inline-block;
    margin: 0 16px;
}