.padding-50{
    padding: 50px 0px;
}

/* 产品首页样式
----------------------------------------------*/
.products .products-menu{
    /*text-align: center;*/
    margin-bottom: 30px;
}
.products .products-menu li{
    list-style: none;
    display: inline-block;
    margin-left: 10px;
}
.products .products-menu li{
    font-size: 16px;
    line-height: 28px;
    color: #666;
    cursor: pointer;
    padding: 0 5px;
    border: 1px solid #666;
    border-radius: 5px;
    margin-bottom: 5px;
    width: 272px;

}
.products .products-menu li:hover, .products .products-menu li:focus{
    color: #fff;
    border: 1px solid #62a8dc;
    background: #62a8dc;
}

.products .products-menu .active{
    color: #0d1218;
    border: none;
}
.products .pos_rel{
    position: relative;
}
.products .products_item{
    width: 32.48%;
    margin-bottom: 15px;
    text-align: center;
    overflow: hidden;
    height: auto;
}
.products .products_item img{
    transition: .5s;
}
.products .overlay{
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background-color: rgba(0,0,0,.6);
    opacity: 0;
    transition: .5s;
}
.products .products_item:hover .overlay{
    opacity: 1;
}
.products .port_caption{
    position: absolute;
    width: 100%;
    top: 50%;
    left: 0;
    -webkit-transform: translatey(-50%);
    transform: translatey(-50%);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}
.products .port_caption .insdd{
    color: #0d1218;
    background-color: rgba(255,255,255, .8);
    height: 36px;
    width: 36px;
    text-align: center;
    margin: 2px;
    display: inline-block;
    font-size: 16px;
    line-height: 36px;
    border-radius: 100%;
    -webkit-transition: .5s;
    transition: .5s;
    -webkit-transform: scale(0.0);
    transform: scale(0.0);
    opacity: 0;
}
.products .port_caption h4{
    font-size: 18px;
    line-height: 24px;
    color: #fff;
    margin-top: 15px;
    letter-spacing: -8px;
    -webkit-transition: .5s;
    transition: .5s;
    opacity: 0;
}
.products .port_caption p{
    color: #fff;
    margin: 0;
    -webkit-transition: .5s;
    transition: .5s;
    -webkit-transform: translatey(70px);
    transform: translatey(70px);
    opacity: 0;
}
.products .port_caption a:hover{
    background-color: #00bfff;
    color: #fff;
}
.products .products_item:hover a{
    -webkit-transform: scale(1);
    transform: scale(1);
    opacity: 1;
}
.products .products_item:hover h4{
    letter-spacing: 0;
    opacity: 1;
}
.products .products_item:hover p{
    -webkit-transform: translatey(0);
    transform: translatey(0);
    opacity: 1;
}
/*-------------the end----------------*/