h1{
    color: #FFFFFF;
}
h2{
    margin-bottom: 30px;
}
.hardware_banner{
    width: 100%;
    height: 760px;
    background-size: cover;
    
}
.hardware_banner_con{
    width: 1280px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-end;
    color: #FFFFFF;
}
.hardware_banner_con p{
    font-size: 36px;
}
.hardware_banner_btn{
    margin-top: 65px;
    width: 140px;
    height: 44px;
    line-height: 44px;
    text-align: center;
    border: 1px solid #FFFFFF;
    color: #FFFFFF;
    transition: all .2s;
}
.hardware_banner_btn:hover{
    color: #2168FB;
    border-color: #2168FB;
}
.hardware_main{
    width: 1280px;
    margin: 80px auto;
}
.case_kind{
    width: 100%;
    border-bottom: 2px solid #407BFF;
    display: flex;
    justify-content: space-between;
}
.case_kind li{
    padding: 0 70px;
    line-height: 52px;
    text-align: center;
    font-size: 24px;
    cursor: pointer;
}
.case_kind .activeKind{
    background: linear-gradient(180deg, #A1BEFF 0%, #407BFF 100%);
    color: #FFFFFF;
}

.case_one {
    width: 490px;
    margin: 60px auto;
}
.case_item{
    display: none;
}
.case_item:first-child{
    display: block;
}
/* two */
.case_two_item{
    box-shadow: 0px 3px 6px 1px rgba(0,0,0,0.16);
    display: flex;
    margin-bottom: 20px;
}
.case_two_img{
    width: 340px;
    height: 240px;
    margin-right: 70px;
    padding-top: 30px;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
    box-sizing: border-box;
    background-color: #F2F2F2;
}
.case_two_con{
    display: flex;
    align-items: center;
}
.case_two_con ul li:not(:last-child){
    margin-bottom: 30px;
}
.case_two_con li span{
    font-size: 20px;
    color: #666666;
}
.case_two_con li span:not(:last-child){
    margin-right: 50px;
}
.case_two span::before{
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: #85C4E5;
    margin-right: 3px;
}
.case_two .gray::before{
    background-color: #CCCCCC;
}
.case_two p{
    text-align: center;
}
.case_video{
    margin: 60px 0 100px 0;
}
/* three */
.case_three_con{
    display: flex;
    justify-content: space-between;
}
.case_three_item{
    width: 632px;
    height: 280px;
    padding-top: 50px;
    box-sizing: border-box;
}
.case_three_item h4{
    font-size: 20px;
    margin-bottom: 10px;
}
.case_three_item p{
    font-size: 14px;
}
.case_three_item h4,
.case_three_item p{
    text-align: center;
    color: #FFFFFF;
}
.case_three,
.case_four{
    margin-top: 100px;
}