.case_btn {
    width: 98px;
    height: 40px;
    border: 1px solid #fff;
    display: inline-block;
    text-align: center;
    color: #fff;
    font-size: 14px;
    line-height: 40px;
    position: relative;
    z-index: 12
}

.case_btn:after {
    content: "";
    width: 100%;
    height: 100%;
    background: #004098;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 5;
    transform-origin: 100%;
    -webkit-transform-origin: 100%;
    -webkit-transition: -webkit-transform .5s cubic-bezier(.215, .61, .355, 1);
    transition: -webkit-transform .5s cubic-bezier(.215, .61, .355, 1);
    transition: transform .5s cubic-bezier(.215, .61, .355, 1);
    transition: transform .5s cubic-bezier(.215, .61, .355, 1), -webkit-transform .5s cubic-bezier(.215, .61, .355, 1);
    transition: transform .5s cubic-bezier(.215, .61, .355, 1), -webkit-transform .5s cubic-bezier(.215, .61, .355, 1);
    transform: scaleX(0);
    -webkit-transform: scaleX(0);
    visibility: hidden\9;
    z-index: -1
}

.case_btn:hover {
    border: 1px solid #004098
}

.case_btn:hover:after {
    transform: scaleX(1);
    -webkit-transform: scaleX(1);
    -moz-transform: scaleX(1);
    transform-origin: 0;
    -webkit-transform-origin: 0;
    visibility: visible\9
}

.index_case_show {
    width: 100%;
    height: 600px
}

.index_case_show ul {
    height: 100%;
    overflow: hidden
}

.index_case_show ul:hover>li {
    width: 17.5%
}

.index_case_show ul li {
    width: 20%;
    height: 100%;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    -o-object-fit: cover;
    object-fit: cover;
    -webkit-transition: all 1s;
    transition: all 1s;
    float: left;
    list-style: none;
    position: relative
}

.index_case_show ul li::after {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: #252525;
    z-index: 999;
    content: '';
    left: 0;
    top: 0;
    -webkit-transition: all 1s;
    transition: all 1s
}

.index_case_show ul li::before {
    position: absolute;
    content: '';
    width: 100%;
    height: 100%;
    z-index: 2;
    background-color: rgba(0, 0, 0, 0.3);
    left: 0;
    top: 0;
    -webkit-transition: all .5s ease;
    transition: all .5s ease;
    opacity: 1
}

.index_case_show ul li:hover {
    width: 30% !important
}

.index_case_show ul li:hover::before {
    opacity: 1;
	background-color: rgba(0, 0, 0, 0.4);
}

.index_case_show ul li:hover figure>div>div:first-child span {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid #fff
}

.index_case_show ul li:hover figure>div>div:last-child {
    top: 0;
    opacity: 1
}

.index_case_show ul li a {
    position: relative;
    z-index: 24;
    height: 100%
}

.index_case_show ul li a figure {
    position: relative;
    height: 100%
}

.index_case_show ul li a figure>img {
    position: relative;
    -webkit-transition: all 1s;
    transition: all 1s;
    -webkit-transform: scale(1.05);
    transform: scale(1.05);
    -webkit-transform-origin: bottom;
    transform-origin: bottom;
    height: 100%
}

.index_case_show ul li a figure>div {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    z-index: 44;
    left: 0;
    text-align: center;
	transition: all 0.3s ease-out
}
.index_case_show ul li a:hover  figure>div {
	background: rgba(0,64,152,0.9);
}
.index_case_show ul li a figure>div>div:first-child {
    margin-top: 120px
}

.index_case_show ul li a figure>div>div:first-child span {
    width: 66px;
    display: inline-block;
    height: 66px;
    text-align: center;
    line-height: 66px;
    border-radius: 8px
}

.index_case_show ul li a figure>div>div:first-child span i {
    font-size: 44px;
    color: #fff
}

.index_case_show ul li a figure>div>div:first-child h4 {
    font-size: 18px;
    color: #fff;
    margin-top: 30px
}

.index_case_show ul li a figure>div>div:first-child p {
    font-size: 14px;
    color: #fff;
    opacity: .7;
    text-transform: uppercase;
    margin-top: 8px
}

.index_case_show ul li a figure>div>div:last-child {
    margin: 0 45px;
    margin-top: 40px;
    opacity: 0;
    -webkit-transition: all .4s ease;
    transition: all .4s ease;
    position: relative;
    top: 25px
}

.index_case_show ul li a figure>div>div:last-child figcaption {
    font-size: 14px;
    color: #fff;
    line-height: 24px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2
}

.index_case_show ul li a figure>div>div:last-child span {
    margin-top: 40px
}

.index_case_show ul li:nth-of-type(1) figure {
    -webkit-transition-delay: 0s;
    transition-delay: 0s
}

.index_case_show ul li:nth-of-type(2) figure img {
    -webkit-transition-delay: .1s;
    transition-delay: .1s
}

.index_case_show ul li:nth-of-type(2)::after {
    -webkit-transition-delay: .1s;
    transition-delay: .1s
}

.index_case_show ul li:nth-of-type(3) figure img {
    -webkit-transition-delay: .2s;
    transition-delay: .2s
}

.index_case_show ul li:nth-of-type(3)::after {
    -webkit-transition-delay: .2s;
    transition-delay: .2s
}

.index_case_show ul li:nth-of-type(4) figure img {
    -webkit-transition-delay: .3s;
    transition-delay: .3s
}

.index_case_show ul li:nth-of-type(4)::after {
    -webkit-transition-delay: .3s;
    transition-delay: .3s
}

.index_case_show ul li:nth-of-type(5) figure img {
    -webkit-transition-delay: .4s;
    transition-delay: .4s
}

.index_case_show ul li:nth-of-type(5)::after {
    -webkit-transition-delay: .4s;
    transition-delay: .4s
}

.onshow.index_case_show>ul>li::after {
    height: 0
}

.onshow.index_case_show>ul>li>a figure>img {
    -webkit-transform: scale(1);
    transform: scale(1)
}

@media screen and (max-width:1280px) {
    .index_case_show {
        height: 450px
    }

    .index_case_show ul li a figure>div>div:first-child {
        margin-top: 60px
    }

    .index_case_show ul li a figure>div>div:first-child h4 {
        margin-top: 20px
    }

    .index_case_show ul li a figure>div>div:last-child {
        margin-top: 20px
    }
}

@media screen and (max-width:1024px) {
    .index_case_show {
        height: 300px
    }

    .index_case_show ul:hover>li {
        width: 20% !important
    }

    .index_case_show ul li a figure>div>div:last-child {
        display: none
    }

    .index_case_show ul li:hover {
        width: 20% !important
    }
}

@media screen and (max-width:667px) {
    .index_case_show {
        height: 180px
    }

    .index_case_show ul li a figure>div>div:first-child {
        margin-top: 30px
    }

    .index_case_show ul li a figure>div>div:first-child span {
        width: 40px;
        height: 40px;
        line-height: 40px;
        background: rgba(255, 255, 255, 0.2);
        border: 1px solid #fff;
		transform: scale(0.8)
    }

    .index_case_show ul li a figure>div>div:first-child span i {
        font-size: 24px
    }

    .index_case_show ul li a figure>div>div:first-child h4 {
        font-size: 14px;
		margin-top: 12px;
    }

    .index_case_show ul li a figure>div>div:first-child p {
        font-size: 12px;
		font-weight: normal;
		text-transform: capitalize
    }
}