.cascade-slider_container {
    position: relative;
    width: 1000px;
    height: 586px;
    margin: 0 auto;
}

.cascade-slider_item {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateY(-50%) translateX(-50%) scale(0.3);
    transition: all 1s ease;
    opacity: 0;
    z-index: -1;
}

.cascade-slider_item.next {
    left: 60%;
    transform: translateY(-50%) translateX(-150%) scale(0.8);
    opacity: 1;
    z-index: 1;
}

.cascade-slider_item.prev {
    left: 40%;
    transform: translateY(-50%) translateX(50%) scale(0.8);
    opacity: 1;
    z-index: 1;
}

.cascade-slider_item.now {
    top: 50%;
    left: 50%;
    transform: translateY(-50%) translateX(-50%) scale(1);
    opacity: 1;
    z-index: 5;
}

.cascade-slider_arrow {
    display: inline-block;
    position: absolute;
    top: 50%;
    cursor: pointer;
    z-index: 5;
}

.cascade-slider_arrow-left {
    left: 0;
}

.cascade-slider_arrow-right .fa,
.cascade-slider_arrow-left .fa {
    font-size: 50px;
    color: #FF0000;
}

.cascade-slider_arrow-right {
    right: 0;
}

.cascade-slider_nav {
    position: absolute;
    bottom: -120px;
    width: 100%;
    text-align: center;
    z-index: 5;
}

.cascade-slider_dot {
    display: inline-block;
    width: 1em;
    height: 1em;
    margin: 1em;
    background: #ddd;
    list-style: none;
    cursor: pointer;
}

.cascade-slider_dot:hover {
    background: #555;
}

.cascade-slider_dot.cur {
    background: #555;
}

.cascade-slider_container img {
    width: 344.022px;
}

.cascade-slider_container .next img,
.cascade-slider_container .prev img {
    filter: blur(2px);
    -webkit-filter: blur(2px);
}