.menu-list a{
    color:white;
}
.menu-list a:hover{
    color: #fff;
}
.floor-one{
    width:100%;
    background: url('http://image.yhe-cloud.net/images/ems-banner1.png') no-repeat;
    background-size: 100% 100%;
    color:#fff;
}
.two-top{
    text-align: center;
}
.floor-three{
    width: 100%;
}
.three-top{
    text-align: center;
}
.floor-five{
    width: 100%;;
}
.five-top{
    text-align: center;
}
.floor-six{
}
.six-left{
}
.six-right{

}
.tab-active{
    color: #fff;
    background: #007CC2 !important;
}
/* 屏幕小于480 */
@media screen and (max-width: 480px) {
}
/* 屏幕大于 375 小于 900px */
@media screen and (min-width: 375px) and (max-width: 900px) {
    .floor-one{
        height: 280px;
        background: url('http://image.yhe-cloud.net/images/ems-banner-m.png') no-repeat;
        background-size: 100% 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        text-align: center;
        padding:75px 20px 10px;
    }
    .one-left>b:first-child{
        font-size: 24px;
font-weight: 500;
line-height: 32px;
color: rgba(255, 255, 255, 1);
    }
    .one-left>b:last-child{
        font-size: 16px;
font-weight: 500;
letter-spacing: 0px;
line-height: 32px;
color: rgba(255, 255, 255, 1);
    }
    .one-right > p{
        font-size: 12px;
font-weight: 500;
letter-spacing: 0px;
line-height: 18px;
color: rgba(255, 255, 255, 1);
margin: 0;
    }
    .floor-two{
        display: grid;
        grid-template-columns: repeat(1,1fr);
        gap: 50px;
        /* width: 1500px; */
        margin:60px 0 30px;
    }
    .two-left{
        text-align: center;
    }
    .two-left img{
        width: 90%;
        height: 220px;
        border-radius: 15px;
    }
    .two-right{
        background: rgba(249, 250, 251, 1);
        padding:20px 30px;
    }
    .two-right-top{
        text-align: center;
    }
    .two-right-top>b:first-child{
        font-size: 24px;
letter-spacing: -1px;
line-height: 32px;
color: #007CC2;
    }
    .two-right-top>b:nth-child(2){
        font-size: 16px;
letter-spacing: -1px;
font-weight: 400;
line-height: 32px;
color: #007CC2;
    }
    .two-b-text p{
        font-size: 12px;
font-weight: 500;
letter-spacing: 0px;
line-height: 18px;
color: rgba(38, 39, 41, 1);
        text-indent: 2em;
        padding-top: 20px;
    }
    .floor-three{
        padding: 20px;
    }
    .three-top{
        /* margin-top: 50px; */
    }
    .three-top >b:first-child{
        font-size: 24px;
        letter-spacing: -1px;
        line-height: 32px;
        color: #007CC2;
    }
    .three-top >b:nth-child(2){
        font-size: 16px;
        font-weight: 400;
        line-height: 20px;
        color: #007CC2;
        padding-top: 10px;
    }
    .three-bottom p{
height: 200px;
        margin: 20px auto;
    }
    .three-bottom p img{
        width: 100%;
        height: 100%;
    }
    .floor-four{
        margin: 10px 0;
        padding:0 20px;
    }
    .four-top{
        margin-top: 10px;
        text-align: center;
    }
    .four-top > b{
        font-size: 24px;
        letter-spacing: -1px;
        line-height: 32px;
        color: #007CC2;
    }
    .four-top > p{
        margin:10px 0 30px;
        font-size: 16px;
        font-weight: 400;
        line-height: 20px;
        color: #007CC2;
    }
    .four-bottom{
        display: grid;
        grid-template-columns: repeat(2,1fr);
        justify-content: center;
        gap:10px;
    }
    .four-b-card{
        position: relative;
        height: 390px;
        border: 1px solid rgba(223, 223, 223, 0.7);
        padding: 20px;
        border-radius: 15px;
    }
    .four-b-card>b{
        font-size: 16px;
        letter-spacing: -0.3px;
        line-height: 30px;
        color: #007CC2;
    }
    .four-b-card>p:nth-child(2){
        font-size: 14px;
        font-weight: 400;
        letter-spacing: 0px;
        line-height: 16px;
        color: rgba(38, 39, 41, 1);
    }
    .four-b-card>p:nth-child(3){
        font-size: 12px;
        font-weight: 400;
        letter-spacing: 0px;
        line-height: 18px;
        padding:10px 0;
        color: rgba(38, 39, 41, 1);
    }
    .four-b-card>span:last-child{
        position: absolute;
        bottom: 20px;
        right: 50%;
        transform: translate(50%,0);
        width: 50px;
        height: 50px;
    }
    .four-b-card>span:last-child img{
        width: 100%;
        height: 100%;
    }
    .floor-five{
        padding:0 20px;
    }
    .five-top{
        margin-top: 50px;
    }
    .five-top>b{
        font-size: 24px;
letter-spacing: -1px;
line-height: 32px;
color: #007CC2;
    }
.five-top>p{
    font-size: 16px;
font-weight: 400;
line-height: 32px;
color: #007CC2;
padding: 5px 0;
}
.five-bottom{
    margin-top: 20px;
}
.five-tabs{
    display: flex;
    justify-content: space-around;
    margin: 0 auto;
border-radius: 5px;
}
.five-tabs>p{
    margin: 0;
    font-size: 12px;
    padding:10px 20px;
    border-radius: 5px;
    cursor: pointer;
    text-align: center;
background: rgba(239, 239, 239, 1);
margin:0 5px;
}
.tab-content{
    margin:20px auto;
}
.tab-content>p:first-child{
    font-size: 12px;
font-weight: 400;
letter-spacing: 0px;
line-height: 18px;
color: rgba(56, 56, 56, 1);
/* text-align: center; */
padding: 20px 0;
}
.tab-content>b:nth-child(3),.product-list+b{
    font-size: 18px;
font-weight: 700;
padding-top: 20px;
line-height: 32px;
color: rgba(56, 56, 56, 1);
}
.tab-content>p:first-child+span img{
    width: 90%;
height: 200px;
}
.product-list{
    font-size: 12px;
font-weight: 400;
line-height: 18px;
color: rgba(56, 56, 56, 1);
padding:20px 0;
}
.func-box>div{
    display: flex;
    justify-content: space-around;
    margin: 15px 0;
    flex-flow: wrap;
}
.func-box>div b{
    font-size: 16px;
line-height: 32px;
color: rgba(56, 56, 56, 1);
}
.func-box>div p{
    font-size: 12px;
font-weight: 400;
line-height: 18px;
color: rgba(56, 56, 56, 1);
}
.func-box>div img{
    width: 100%;
height: 200px;
margin-top: 20px;
}
}
/* 屏幕大于 1200px */
@media screen and (min-width: 901px) {
    .floor-one{
        height: 368px;
        padding:100px;
    }
    .one-left,.one-right {
        text-align: right;
    }
    .one-left>b:first-child{
        font-size: 50px;
    }
    .one-left>b:last-child{
        font-size: 36px;
        font-weight: 100;
    }
    .one-right{
        display: flex;
        font-size: 20px;
        justify-content: end;
    }
    .one-right>p{
        width: 40%;
        padding-top:15px;
        font-size: 16px;
    }
    .floor-two{
        display: grid;
        grid-template-columns: 55% 45%;
        gap: 50px;
        width: 1500px;
        margin:150px auto;
    }
    .two-left img{
        width: 757px;
height: 518px;
border-radius: 15px;
    }
    .two-right{
        background: rgba(249, 250, 251, 1);
        padding:0 30px;
    }
    .two-right-top b{
        font-size: 50px;
letter-spacing: -1px;
line-height: 70px;
color: #007CC2;
    }
    .two-b-text p{
        font-size: 16px;
font-weight: 500;
line-height: 24px;
color: rgba(38, 39, 41, 1);
        text-indent: 2em;
        padding-top: 30px;
    }
    .three-top{
        margin-top: 120px;
    }
    .three-top >b:first-child{
        font-size: 50px;
        letter-spacing: -1px;
        line-height: 70px;
        color: #007CC2;
    }
    .three-top >b:nth-child(2){
        font-size: 36px;
        font-weight: 400;
        line-height: 56px;
        color: #007CC2;
        /* padding-top: 10px; */
    }
    .three-bottom p{
        width: 1328px;
height: 641px;
        margin: 70px auto;
    }
    .three-bottom p img{
        width: 100%;
        height: 100%;
    }
    .floor-four{
        /* width: 1300px; */
        margin: 50px 0;
    }
    .four-top{
        margin-top: 100px;
        text-align: center;
    }
    .four-top > b{
        font-size: 50px;
        letter-spacing: -1px;
        line-height: 70px;
        color: #007CC2;
    }
    .four-top > p{
        margin: 0 0 50px;
        font-size: 36px;
        font-weight: 400;
        line-height: 56px;
        color: #007CC2;
    }
    .four-bottom{
        display: grid;
        grid-template-columns: repeat(2,448px);
        justify-content: center;
        gap:40px;
    }
    .four-b-card{
        position: relative;
        height: 450px;
        border: 1px solid rgba(223, 223, 223, 0.7);
        padding:50px 30px;
        border-radius: 15px;
    }
    .four-b-card:hover{
        border: 1px solid rgba(223, 223, 223, 1);
        box-shadow: 0px 30px 50px 0px rgba(10, 4, 60, 0.1);
    }
    .four-b-card>b{
        font-size: 24px;
        letter-spacing: -0.3px;
        line-height: 36px;
        color: #007CC2;
    }
    .four-b-card>p:nth-child(2){
        font-size: 16px;
        font-weight: 400;
        line-height: 24px;
        color: rgba(38, 39, 41, 1);
        margin:10px 0 15px;
    }
    .four-b-card>p:nth-child(3){
        font-size: 16px;
        font-weight: 400;
        letter-spacing: 0px;
        line-height: 24px;
        color: rgba(38, 39, 41, 1);
    }
    .four-b-card>span:last-child{
        position: absolute;
        bottom: 30px;
        right: 50%;
        transform: translate(50%,0);
        width: 90px;
        height: 90px;
    }
    .four-b-card>span:last-child img{
        width: 100%;
        height: 100%;
    }
    .five-top{
        margin-top: 100px;
    }
    .five-top>b{
        font-size: 50px;
letter-spacing: -1px;
line-height: 70px;
color: #007CC2;
    }
.five-top>p{
    font-size: 36px;
font-weight: 400;
line-height: 56px;
color: #007CC2;
}
.five-tabs{
    display: flex;
    justify-content: space-around;
    width: 1200px;
    margin: 50px auto;
    height: 48px;
border-radius: 5px;
}
.five-tabs>p{
    margin: 0;
    font-size: 24px;
    line-height: 48px;
    padding:0 20px;
    border-radius: 5px;
    cursor: pointer;
    width: 306px;
    text-align: center;
background: rgba(239, 239, 239, 1);
}
.tab-content{
    width: 1100px;
    margin:50px auto 20px;
}
.tab-content>p:first-child{
    font-size: 16px;
font-weight: 400;
line-height: 24px;
color: rgba(56, 56, 56, 1);
padding-bottom: 20px;
}
.tab-content>b:nth-child(3),.product-list+b{
    font-size: 24px;
font-weight: 700;
letter-spacing: 0px;
line-height: 32px;
color: rgba(56, 56, 56, 1);
}
.tab-content>p:first-child+span img{
    width: 757px;
height: 419px;
}
.product-list{
    font-size: 16px;
font-weight: 400;
line-height: 24px;
color: rgba(56, 56, 56, 1);
padding:20px 0 50px;
}
.func-box>div{
    display: flex;
    justify-content: space-between;
    margin:30px 0;
}
.func-box>div b{
    font-size: 20px;
font-weight: 500;
letter-spacing: 0px;
line-height: 46px;
color: rgba(56, 56, 56, 1);
}
.func-box>div p{
    font-size: 16px;
font-weight: 400;
line-height: 24px;
color: rgba(56, 56, 56, 1);
padding-right:30px;
}
.func-box>div img{
    width: 424px;
height: 265px;
}
}