.slider {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    align-items: center;
    -webkit-align-items: center;
    justify-content: center;
    -webkit-justify-content: center;

    position: relative;
    width: 100%;
    height: 100%;
    margin: 0 auto;
    text-align: center;
}

.slider-box {
    position: relative;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
    overflow: hidden;
}

.slider-item {
    display: inline;
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
}

.slider-left,
.slider-right {
    display: none;
    position: absolute;
    width: 37px;
    height: 57px;

    z-index: 3;
    overflow: hidden;
    text-indent: -9999px;
    cursor: pointer;
}

.slider-left {
    left: 0;
    background: url(../image/arrow_left.png) left center no-repeat;
    top: 150px;
}

.slider-right {
    right: 0;
    display: block;
    background: url(../image/arrow_right.png) right center no-repeat;
    top: 150px;
}

.slider-left:hover,
.slider-right:hover {
    opacity: ;
}

.slider-pointers {
    position: absolute;
    display: none;
    bottom: 10px;
    width: 100%;
    padding: 0;
    margin: 0;
    text-align: center;
    z-index: 99;
}

.slider-pointers .slider-point {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin: 2px;
    border-radius: 10px;
    border: 1px solid white;
    background: transparent;
    text-indent: -9999px;
    transition: 0.5s linear all;
    -webkit-transition: 0.5s linear all;
    cursor: pointer;
}

.slider-point.active {
    background: white;
}


@media (max-width:800px) {


    .slider-left,
    .slider-right {
        display: none;
        position: absolute;
        width: 20px;
        height: 30px;
        z-index: 3;
        overflow: hidden;
        text-indent: -9999px;
        cursor: pointer;
    }

    .slider-left {
        right: 0;
        background: url(../images/arrow_left.png) left center no-repeat #fff;
        top: 38px;
    }

    .slider-right {
        right: 0;
        display: block;
        background: url(../images/arrow_right.png) right center no-repeat #fff;
        top: 40px;
    }

}