.core{
    background: url(../images/core2.jpg) no-repeat;
    position: relative;
    width: 100%;
    height: 100%;
    background-size: cover;
    box-sizing: border-box;
    transition: 0.4s linear;
}
.core .width1720{
    width: 1720px;
    margin: 0 auto;
    display: flex;
}
.core_left{
    width: 448px;
    padding-right: 20px;
    margin-top: 212px;
}
.core_left h4{
    position: relative;
    width: 488px;
    height: 257px;
    padding-left: 36px;
    font-family: SourceHanSansCN-Regular;
    font-size: 48px;
    line-height: 258px;
    color: #ffffff;
    background: url(../images/core2_3.png) no-repeat;
    box-sizing: border-box;
    margin-bottom: 60px;
}
.core_left h4::after{
    position: absolute;
    top: 54%;
    left: 50%;
    transform: translateY(66%);
    content: attr(data-content-after);
    font-family: ArialMT;
    line-height: 26px;
	font-size: 12px;
	color: #ffffff;
}
.core_left p{
    font-family: SourceHanSansCN-Regular;
	font-size: 16px;
    color: #ffffff;
    text-align: justify;
}
.core_right{
    display: flex;
    text-align: center;
    
}
.core_back{
    background-color: rgba(99, 103, 255, 0.62);
}
.core_right li{
    line-height: 36px;
    border-left: 1px solid #62626a;
    transition: .45s;
    padding-bottom: 60px;
}
.core_right li:nth-child(5){
    border-right: 1px solid #62626a;
}
.core_right li:hover{
    background-color: rgba(99, 103, 255, 0.62);
}
.core_right p{
    font-family: SourceHanSansCN-Regular;
	font-size: 21px;
    color: #ffffff;
    position: relative;
    z-index: 6;
}
.core_right img:nth-child(1){
    width: 105px;
}
.core_right span{
    display: block;
    position: absolute;
    top: 1000%;
    left: 50%;
    width: 108px;
    height: 108px;
    transform: translateX(-50%);
    line-height: 108px !important;
    margin:-20px auto;
    text-align: center;
	font-family: CenturyGothic;
	font-size: 48px;
	color: #ffffff;
    background: url(../images/core_background.png) no-repeat;
    z-index: 999;
}