.part-1{
    background: #F5F5F5;
    height: 850px;
}
.part-2{
    background-image: linear-gradient(-180deg, #FFFFFF 0%, #E7E7E7 100%);
    height: 900px;
    position: relative;
}
.mobile-homecamera2 img{
    width: 100%;
}
.part-2 .pa2-img{
    position: absolute;
    left: 47%;
    width: 62%;
    margin-left: -25%;
    top: -5%;
    opacity: 0;
}
.part-4{
    background: url("http://yitechnology-website.oss-us-west-1.aliyuncs.com/images/homecamera/cloud_dome_camera/part1_new.jpg") top;
    height: 1000px;
    background-size: cover;
}
.part-5{
    background: url("http://yitechnology-website.oss-us-west-1.aliyuncs.com/images/homecamera/cloud_dome_camera/part2_new.jpg") top;
    height: 1000px;
    background-size: cover;
}
.part-6{
    background: url("http://yitechnology-website.oss-us-west-1.aliyuncs.com/images/homecamera/cloud_dome_camera/part3_new.jpg") top;
    height: 1000px;
    background-size: cover;
}
.pc-homecamera2 img{
    width: 100%;
}
.pc-homecamera2 {
    padding-top: 2%;
}
.part-1 .row{
    margin-top: 20%;
    margin-bottom: 15%;
}
.part-2 .row{
    margin-top: 20%;
    margin-bottom: 15%;
}
.part-5 .row{
    margin-top: 30%;
    margin-bottom: 5%;
}
.part-6 .row{
    margin-top: 30%;
    margin-bottom: 5%;
}
.part-6 .col-xs-6{
    text-align: left;
}
.part-5 .text-h5{
    margin-top: 5%;
}
.text-h1{
    font-size:56px;
    color: #555555;
    margin-top: 10%;
    font-weight: bold;
}
.text-h4{
    font-size: 32px;
    color: #666666;
}
.text-h3{
    font-size: 36px;
    color: #444444;
    font-weight: bold;
}
.text-h5{
    opacity: 0.9;
    font-size: 20px;
    color: #666666;
    line-height: 32px;
}

.p1-icon-1{
    display: inline-block;
    width: 30%;
    margin-right: 5%;
    margin-top: 10%;
    cursor: pointer;
}
.p2-icon-1{
    display: inline-block;
    width: 15%;
    margin-right: 5%;
    margin-top: 5%;
}
.p1-icon-2{
    display: inline-block;
    width: 22%;
    margin-right: 2%;
    cursor: pointer;
}
.part-2 .text-h5{

    margin-top: 5%;

}
.part-3 .text-h3{
    text-align: center;
    margin-top: 10%;
    margin-bottom: 5%;
}
.part-4 .text-h3{
    font-size: 36px;
    color: #FFFFFF;
    text-align: center;
}
.part-4 .text-h5{
    opacity: 0.89;
    font-size: 18px;
    color: #FFFFFF;
    text-align: center;
    line-height: 28px;
    margin-top: 5%;
}
.part-4 .col-xs-6{
    text-align: center;

}
.part-4 .row{
    margin-top: 30%;

}
.p3-icon{
    text-align: center;
}
.p3-icon img{
   width: 10%;
    margin-top: 5%;
    margin-bottom: 10%;
}
.p4-icon-1{
    display: inline-block;
    width: 13%;
    margin-right: 10%;
    margin-top: 10%;
}
.p4-icon-2{
    display: inline-block;
    width: 13%;
    margin-right: 5%;
    margin-top: 10%;
}
.p5-icon-1{
    display: inline-block;
    width: 13%;
    margin-right: 10%;
    margin-top: 5%;
}
.p5-icon-2{
    display: inline-block;
    width: 13%;
    margin-right: 5%;
    margin-top: 5%;
}
.p6-icon-1{
    width: 50%;
    margin-top: 7%;
    margin-bottom: 8%;
}
.p6-icon-2{
    width: 50%;
}
.p6-icon-2-div{
    width:230px ;
    height: 58px;
    background: #ffffff;
    line-height: 58px;
    font-size: 20px;
    text-align: center;
    cursor: pointer;
}
.p6-icon-1 img{
    width: 80%;
}
.p6-icon-2 img{
    width: 80%;
}
.part-6 .text-h3{
    font-size: 24px;
    color: #333333;
    text-align: left;
}


.text-transition {
    -webkit-animation-duration:1s;
    animation-duration:1s;
    -webkit-animation-fill-mode:both;
    animation-fill-mode:both;
    animation-name: layer-up;
}
.img-transition {
    -webkit-animation-duration:1.5s;
    animation-duration:1.5s;
    -webkit-animation-fill-mode:both;
    animation-fill-mode:both;
    animation-name: layer-up2;
}

@keyframes layer-up {
    0% {
        margin-top: 10%;
        opacity: 0;
    }
    100% {
        margin-top:0;
        opacity: 1;
    }
}
@keyframes layer-up2 {
    0% {

        opacity: 0;
    }
    100% {

        opacity: 1;
    }
}

.pa-text{
    opacity: 0;
}