.tit-nav-li:nth-child(2) {
    background-color: #638df9;
}

.tit-nav-li:nth-child(2) a {
    color: white;
}

.ban-tit {
    width: 100%;
    height: 300px;
    background: url("../upload/prod.png") no-repeat;
    background-size: 100%;
    overflow: hidden;
    margin-bottom: 50px;
}

.bg-tit {
    width: 300px;
    height: 100px;
    text-align: center;
    margin: 0 auto;
    margin-top: 70px;
}

.bg-tit h2 {
    width: 300px;
    height: 50px;
    line-height: 50px;
    font-size: 36px;
    font-weight: 300;
    color: white;
    letter-spacing: 5px;
}

.bg-tit h3 {
    width: 300px;
    height: 35px;
    line-height: 35px;
    font-size: 18px;
    font-weight: 300;
    color: white;
    letter-spacing: 2px;
}

.goods {
    width: 80%;
    min-width: 1200px;
    margin: 0 auto;
}

.goods-show {
    width: 32%;
    max-width: 490px;
    max-height: 490px;
    /*background-color: skyblue;*/
    /*margin-left: 50px;*/
    margin-bottom: 20px;
    overflow: hidden;
}

.goods-show img {
    width: 100%;
}

.goods-cont {
    width: 60%;
    max-width: 900px;
    min-width: 600px;
    margin-left: 50px;
}

.goods-cont h4 {
    display: inline-block;
    color: black;
    font-size: 26px;
    margin-bottom: 20px;
}

.goods-cont p {
    display: block;
    color: black;
    font-size: 16px;
    /*text-indent: 2em;*/
    word-wrap: break-word;
}

.menu {
    width: 85%;
    margin: 0 auto;
    height: 50px;
    background-color: #2774ed;
    margin-bottom: 20px;
}

.menu ul {
    width: 85%;
    margin: 0 auto;
}

.menu ul li {
    float: left;
    width: 120px;
    height: 50px;
    text-align: center;
    line-height: 50px;
    font-size: 18px;
    color: white;
    font-weight: 500;
    cursor: pointer;
}

.menu-current {
    color: black!important;
    background-color: white;
}

.menu-cont {
    width: 85%;
    margin: 0 auto;
}

.menu-list-one {
    display: block;
    width: 100%;
}

.menu-list-one p {
    font-size: 18px;
    color: #000;
    text-indent: 2em;
    margin-bottom: 30px;
}

.list-pic {
    float: left;
    width: 300px;
    height: 300px;
    margin-left: 30px;
    margin-bottom: 20px;
    overflow: hidden;
}

.list-pic img {
    width: 100%;
}

.menu-list-two {
    display: none;
    width: 85%;
    margin: 0 auto;
}

.list-tab {
    width: 100%;
    border: 1px solid #999;
    margin-bottom: 20px;
    border-collapse: collapse;
}

.list-tab tr {
    height: 40px;
    line-height: 40px;
}

.list-tab tr td:nth-child(odd) {
    width: 195px;
    border: 1px solid #999;
    padding-left: 5px;
}

.list-tab tr td:nth-child(even) {
    border: 1px solid #999;
    padding-left: 5px;
}