.our-pc,.screening-container {
    padding: 80px 0;
    margin: 0 auto;
}

.our-mobile{
    display: none;
}
.screening-container h2,
.our-pc h2,
.our-mobile h2 {
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    margin-bottom: 40px;
}
.screening-container h2::after,
.our-pc h2::after,
.our-mobile h2::after {
    display: block;
    content: '';
    width: 20px;
    height: 10px;
    background: url(../images/down.png) no-repeat;
    background-size: 100% 100%;
    margin-top: 10px;

}

.our-pc .our-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
}

.our-pc .our-item>div {
    width: 50%;
}

.our-pc .our-item .desc h3,
.our-pc .our-item .desc p {
    width: 90%;
}

.our-pc .our-item .desc {
    box-sizing: border-box;
    background: #F7F7F7;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: flex-start;
    padding-left: 30px;
}

.our-pc .our-item:nth-of-type(2n) .desc {
    align-items: flex-end;
    padding-right: 30px;
}

.our-pc .our-item .desc h3 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #00ADD3;
}

.our-pc .our-item .desc p {
    font-size: 16px;
    line-height: 26px;
    color: #868686;
}

.our-pc .our-item .pic {
    overflow: hidden;
}

.our-pc .our-item .pic img {
    transition: 1s;
}

.our-pc .our-item .pic:hover img {
    transform: scale(1.2);
}
.screening-container .screening-desc,.introduce-desc  {
    margin:30px;
}

.introduce-desc h3{
    color:#00ADD3;
    font-size:28px;
    font-weight: 400;
    font-family: SourceHanSansCN;
    position: relative;
    margin:30px 0;

}
.introduce-desc p{
    font-size: 18px;
    font-family: SourceHanSansCN;
    font-weight: 400;
    color: #868686;
    line-height: 32px;
    margin:10px 0 15px 0;
}
.screening-container .screening .screening-desc h3{
 
    color:#00ADD3;
    font-size:28px;
    font-weight: 400;
    font-family: SourceHanSansCN;
    position: relative;
    padding-left:15px;
}
.screening-container .screening .screening-desc h3.i-radio::before{
    display: inline-block;
    content: '';
    width: 6px;
    height: 6px;
    background: #00ADD3;
    border-radius: 50%;
    position: absolute;
    top:50%;
    left:0;
}
.screening-container .screening .screening-desc p{
    font-size: 18px;
font-family: SourceHanSansCN;
font-weight: 400;
color: #868686;
line-height: 32px;
margin:10px 0 40px 0;
}
.screening-img{
    overflow: hidden;
   
}
.screening-img img{
    transition: .5s;
}
.screening-img:hover img{
    transform:scale(1.2);
}
@media (max-width: 1408px) {
    /* 宽屏电脑 */

}

@media (max-width: 1216px) {

    /* 桌面电脑 */
    .our-pc .our-item .desc h3 {
        font-size: 26px;
        margin-bottom: 20px;
        color: #00ADD3;
    }

    .our-pc .our-item .desc p {
        font-size: 14px;
        line-height: 26px;
        color: #868686;
    }
}

@media (max-width: 1024px) {
    /* 平板电脑 */

}

@media (max-width: 768px) {

    /* 移动端 */
    

    .our-pc {
        display: none;
    }

   
    .our-mobile {
        display: block;
    }

    

    .our-mobile h2 {
        display: flex;
        justify-content: center;
        flex-direction: column;
        align-items: center;
        font-size: 24px;
        margin: 30px 0;
    }

    .our-mobile h2::after {
        display: block;
        content: '';
        width: 20px;
        height: 10px;
        background: url(../images/down.png) no-repeat;
        background-size: 100% 100%;
        margin-top: 10px;

    }

    .our-mobile .our-item {
        padding: 0 20px;
        margin-bottom:30px;
    }


    .our-mobile .our-item .desc h3 {
        margin-top:10px;
        font-size: 20px;
        color: #00ADD3;
    }

    .our-mobile .our-item .desc p {
        font-size: 14px;
        line-height: 24px;
        color: #868686;
        margin-top:12px;
    }
    .screening-container {
        padding: 20px 0;
    }
    .screening-container h2{
        font-size:18px;
        margin-bottom:20px;
    }
    .screening-container h2::after{
        width: 10px;
    height: 5px;
    }
   
  
    .screening-img{
        width:100%;
        height: 200px;
        display: block;
        background: url('../images/screening.png') no-repeat center;
        background-size:cover;
    }
    .screening-img.introduce {
        width:100%;
        height: 200px;
        display: block;
        background: url('../images/introduce.png') no-repeat center;
        background-size:cover;
    }
    .screening-img img{
        display: none;
    }
    .screening-container .screening .screening-desc h3,.introduce-desc h3{
        font-size:18px;
        margin-bottom:15px;
    }
    .screening-container .screening .screening-desc h3.i-radio::before{
        top:40%;
    }
    .screening-container .screening .screening-desc p,.introduce-desc p{
        font-size:14px;
        line-height: 22px;
        margin: 10px 0 20px 0;
    }
}
.product-item {
    display: flex;
    justify-content: center;
    padding: 48px 0 68px 0;
}
.pi-left {
    margin: 100px 20% 0 15%;
}
.pi-left h3 {
    font-size: 28px;
    color: #292929;
    margin-bottom: 38px;
}
.pi-left .desc p {
    font-size: 16px;
    color: #868686;
    line-height: 30px;
}

.pi-left .top-button {
    margin-top: 60px;
}