/* 公共 banner start ------------------------------------------- */
.product_step_1 {
    width: 100%;
    height: 280px;
    background: url('/images/product/s1.png') no-repeat center;
    background-size: 100% 100%;
    margin-top: 64px;
    box-sizing: border-box;
    padding-top: 69px;
}

.product_step_1 .w {
    width: 1200px;
    margin: 0 auto;
}

.product_step_1 img {
    height: 48px;
}

.product_step_1 p:nth-child(1) {
    font-size: 40px;
    color: #222;
}

.product_step_1 p:nth-child(1) span {
    position: relative;
    top: 22px;
    left: -30px;
}

.product_step_1 p:nth-child(2) {
    width: 400px;
    font-size: 20px;
    color: #222;
    position: relative;
    top: 31px;
    left: 18px;
}

/* 公共 banner end ------------------------------------------- */
/* 公共 product_container ------------------------------------------- */
.product_container {
    width: 1200px;
    margin: 0 auto;
    padding-top: 30px;
}

.product_container_nav {
    width: 250px;
    padding-top: 20px;
    padding-bottom: 80px;
    float: left;
}

.product_container_nav .item {
    height: 60px;
    box-sizing: border-box;
    padding: 20px 40px;
    color: #444;
    font-size: 16px;
    line-height: 20px;
    background-color: #fff;
}

.product_container_nav .item img {
    float: right;
    height: 14px;
    margin-top: 3px;
}

.product_container_nav .item .one {
    display: inline-block;
}

.product_container_nav .item .two {
    display: none;
}

.product_container_nav .active {
    background-color: #FFF9EC;
    color: #EEB556;
}

.product_container_nav .active .two {
    display: inline-block;
}

.product_container_nav .active .one {
    display: none;
}

.product_container_main {
    width: 920px;
    float: right;
}

.productNum img {
    width: 100%;
    margin-bottom: 20px;
}
.product_container_productOne{
    height: 800px;
}
.product_container_productTwo{
    height: 1450px;
}
.product_container_productThree{
    height: 800px;
}
.product_container_productFour{
    height: 750px;
}
/* 公共 product_container ------------------------------------------- */
/* 交易品种 start ------------------------------------------- */
.product_container_tradeType {
    height: 1449px;
}

.tradeType .item {
    height: 250px;
    background: linear-gradient(215deg, #FFF9EC 0%, #FFFFFF 100%);
    box-sizing: border-box;
    padding: 37px 30px;
    margin-bottom: 20px;
}

.tradeType .item .title {
    height: 50px;
}

.tradeType .item .title span {
    float: left;
    font-size: 36px;
    color: #222;
    line-height: 50px;
    margin-right: 30px;
}

.tradeType .item .title div {
    float: left;
    font-size: 14px;
    color: #222;
    padding: 5px 14px;
    margin-right: 10px;
    margin-top: 10px;
    border-radius: 4px;
    border: 1px solid #DADADA;
}

.tradeType .item .des {
    margin-top: 20px;
    color: #222;
    font-size: 18px;
}

.tradeType .item .text {
    color: #222;
    font-size: 14px;
    margin-top: 20px;
    line-height: 24px;
}

/* 交易品种 end ------------------------------------------- */
/* 差价合约 start ------------------------------------------- */
.product_container_differenceContract {
    height: 2170px;
}

.differenceContract {
    height: 2050px;
    background: linear-gradient(268deg, #FFF9EC 0%, #FFFFFF 100%);
    box-sizing: border-box;
    padding: 35px 30px;
    color: #222;
}

.differenceContract .step_1 p:nth-child(1) {
    font-size: 36px;
}

.differenceContract .step_1 p:nth-child(2) {
    font-size: 16px;
    line-height: 28px;
    margin-top: 14px;
}

.differenceContract .step_2 {
    margin-top: 50px;
}

.differenceContract .step_2 .title {
    font-size: 36px;
}

.differenceContract .step_2 .box {
    width: 100%;
    height: 290px;
}

.differenceContract .step_2 .box .item {
    height: 70px;
    margin-top: 22px;
}

.differenceContract .step_2 .box .item .left {
    float: left;
}

.differenceContract .step_2 .box .item .left img {
    height: 50px;
    float: left;
    margin-top: 10px;
}

.differenceContract .step_2 .box .item .left div {
    width: 120px;
    float: left;
    margin-left: 8px;
    font-size: 20px;
    height: 30px;
    margin-top: 20px;
    border-right: 1px solid #DADADA;
    line-height: 30px;
}

.differenceContract .step_2 .box .item .right {
    width: 630px;
    float: left;
    margin-left: 20px;
    font-size: 14px;
    line-height: 20px;
    box-sizing: border-box;
}


.differenceContract .step_3 .title {
    font-size: 36px;
}

.differenceContract .step_3 .titleTwo {
    margin-top: 18px;
    font-size: 14px;
}

.differenceContract .step_3 .box {
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
}

.differenceContract .step_3 .box .item {
    width: 410px;
    font-size: 14px;
    line-height: 24px;
}

.differenceContract .step_3 .box .item img {
    width: 410px;
    margin-bottom: 10px;
}

.differenceContract .step_4 {
    margin-top: 50px;
}

.differenceContract .step_4 .title {
    font-size: 36px;
}

.differenceContract .step_4 .titleTwo {
    width: 150px;
    height: 50px;
    border-radius: 4px 4px 4px;
    border: 1px solid #DADADA;
    margin: 30px auto;
    text-align: center;
    line-height: 50px;
    font-size: 24px;
}

.differenceContract .step_4 .box {
    height: 201px;
    display: flex;
    justify-content: space-between;
}

.differenceContract .step_4 .box img {
    height: 201px;
}

.differenceContract .step_4 .box span {
    color: #EEB556;
    line-height: 201px;
    font-size: 30px;
}

.differenceContract .step_5 {
    margin-top: 50px;
}

.differenceContract .step_5 .title {
    font-size: 36px;
}

.differenceContract .step_5 .box {
    margin-top: 30px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.differenceContract .step_5 .box .item {
    height: 100px;
    width: 430px;
    margin-bottom: 15px;
}

.differenceContract .step_5 .box .item .left {
    float: left;
    width: 80px;
}

.differenceContract .step_5 .box .item .right {
    float: left;
    margin-left: 29px;
    width: 260px;
}

.differenceContract .step_5 .box .item .right p:nth-child(1) {
    font-size: 20px;
}

.differenceContract .step_5 .box .item .right p:nth-child(2) {
    font-size: 14px;
    margin-top: 8px;
    line-height: 22px;
}

.differenceContract .step_6 {
    margin-top: 50px;
}

.differenceContract .step_6 .title {
    font-size: 36px;
}

.differenceContract .step_6 .box {
    margin-top: 20px;
}

.differenceContract .step_6 .box .left {
    width: 395px;
    float: left;
}

.differenceContract .step_6 .box .left p {
    font-size: 14px;
    line-height: 24px;
}

.differenceContract .step_6 .box .left p:nth-child(1) {
    font-size: 20px;
    margin-bottom: 10px
}

.differenceContract .step_6 .box .right {
    width: 425px;
    float: right;
    position: relative;
    top: -65px;
}

/* 差价合约 end ------------------------------------------- */