.reason {
    background: url(../images/reasonbg.jpg)no-repeat center top;
    padding-top: 95px;
    margin-bottom: 10px;
    margin-top: 0px;
}

.title {
    text-align: center;
    padding: 0 230px;
}

.title h3 {
    font-size: 44px;
    font-weight: bold;
    color: #333;
}

.title p {
    font-size: 18px;
    color: #666;
    line-height: 32px;
    margin-top: 15px;
}

.reason .title h3 {
   
}

.reason .title p {
    
}

.ron-cfn {
    margin-top: 60px;
}

.ron-cfn ul {
    display: flex;
    /* justify-content: space-between; */
    flex-wrap: wrap;
}

.ron-cfn ul li {
    width: 23.6%;
    background-color: #fff;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 37px 0;
    padding-left: 50px;
    cursor: pointer;
    margin-left: 1.86%;
    box-sizing: border-box;
}

.ron-cfn ul li:first-child {
    margin-left: 0;
}

.ron-cfn ul li.cur {
    background-color: #009b4d;
}

.ron-cfn ul li .ron-ico {
    max-height: 55px;
    max-width: 51px;
    overflow: hidden;
}

.ron-cfn ul li .ron-ico img {
    max-width: 100%;
    transition: all .3s ease;
}

.ron-cfn ul li.cur .ron-ico img {
    margin-top: -55px;
}

.ron-cfn ul li .ron-tit {
    height: 100%;
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.ron-cfn ul li .ron-tit h3 {
    font-size: 28px;
    color: #333;
}

.ron-cfn ul li.cur .ron-tit h3 {
    color: #fff;
}

.ron-cfn ul li .ron-tit span {
    display: block;
    font-size: 12px;
    color: #999;
    text-transform: uppercase;
    font-family: Arial;
    line-height: initial;
    margin-top: 5px;
}

.ron-cfn ul li.cur .ron-tit span {
    color: #fff;
}

.ron-show {
    background-color: #fff;
    margin-top: 58px;
    position: relative;
    display: flex;
    flex-wrap: wrap;
    padding: 40px;
    box-shadow: 0px 8px 8px 0px #ededed;
    display: none
}

.ron-left {
    width: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ron-left img{max-width:100%}

.dfixed{
   display: flex;
}

.ron-right {
    width: 50%;
    padding-left: 3%;
    box-sizing: border-box;
}

.ron-show ul li {
    
}

.ron-show ul li .ron-img {
    float: left;
    width: 50%;
}

.ron-show ul li .ron-img img {
    max-width: 100%;
}

.ron-show ul li .ron-text {
    position: relative;
    /* width: 50%; */
    /* padding-left: 70px; */
    /* padding-top: 25px; */
}

.ron-show ul li .ron-text h3 {
    font-size: 40px;
    font-weight: bold;
    color: #009b4d;
}

.ron-show ul li .ron-text span {
    display: block;
    font-size: 30px;
    color: #333;
    margin-top: 20px;
}

.ron-show ul li .ron-text .text {
    font-size: 18px;
    line-height: 40px;
    color: #666;
    margin-top: 45px;
}

.ron-show ul li .ron-text h4 {
    font-size: 100px;
    font-family: Impact;
    color: #000;
    opacity: .06;
    position: absolute;
    top: 0;
    right: -10px;
}

.ron-show ul li .ron-text .text a{color:#009b4d;}

.ron-hot {
    /* position: absolute; */
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    align-items: center;
    line-height: 74px;
    width: 90%;
    border-radius: 8px;
    box-shadow: 0px 0px 10px 6px #eee;
    margin-top: 30px;
}

.ron-hot span {
    font-size: 16px;
    color: #999;
    padding-left: 40px;
    background: url(../images/icon-tel.png)no-repeat left center;
}

.ron-hot h3 {
    font-size: 26px;
    color: #009b4d;
}


/* 四大理由自适应 */

@media(max-width: 1440px) {
    .ron-cfn ul li {
        padding: 25px 0;
        padding-left: 20px;
    }
    .ron-show ul li .ron-text h3 {
        font-size: 36px;
    }
    .ron-show ul li .ron-text span {
        font-size: 26px;
    }
    .ron-show ul li .ron-text .text {
        font-size: 16px;
        line-height: 24px;
        margin-top: 25px;
    }
    .ron-hot {
        line-height: 45px;
    }
    .ron-hot span {
        font-size: 14px;
        padding-left: 30px;
    }
    .ron-hot h3 {
        font-size: 22px;
    }
    .ron-show ul li .ron-text h4 {
        font-size: 80px;
    }
}

@media(max-width: 1199px) {
    .ron-cfn ul li .ron-tit h3 {
        font-size: 24px;
    }
    .ron-cfn ul li .ron-ico {
        max-width: 40px;
        max-height: 44px;
    }
    .ron-cfn ul li .ron-tit {
        margin-left: 10px;
    }
    .ron-cfn ul li.cur .ron-ico img {
        margin-top: -44px;
    }
    .ron-cfn ul li {
        padding-left: 8px;
    }
    .ron-show ul li .ron-text h3 {
        font-size: 28px;
    }
    .ron-show ul li .ron-text span {
        font-size: 22px;
        margin-top: 5px;
    }
    .ron-show ul li .ron-text .text {
        font-size: 14px;
        margin-top: 20px;
        line-height: 20px;
    }
    .ron-show ul li .ron-text h4 {
        font-size: 70px;
        right: 0;
        top: 0;
    }
    .ron-hot h3 {
        font-size: 18px;
    }
    .ron-hot {
        width: 100%;
        margin-top: 20px;
    }
}

@media(max-width: 991px) {
    .ron-cfn ul li .ron-tit h3 {
        font-size: 18px;
        font-weight: bold;
    }
    .ron-cfn ul li .ron-ico {
        max-width: 30px;
        max-height: 33px;
    }
    .ron-cfn ul li.cur .ron-ico img {
        margin-top: -33px;
    }
    .ron-cfn ul li .ron-tit span {
        display: none;
    }
    .ron-cfn ul li {
        justify-content: center;
        padding: 15px 0;
    }
    /* .ron-show ul li{
      padding: 20px;
    } */
    .ron-hot {
        display: none;
    }
    .ron-show ul li .ron-text h3 {
        font-size: 22px;
    }
    .ron-show ul li .ron-text span {
        font-size: 16px;
    }
    .title {
        padding: 0;
    }
    .title h3 {
        font-size: 36px;
    }
    .title p {
        font-size: 16px;
        line-height: 24px;
        margin-top: 10px;
    }
    .reason {
        padding-top: 50px;
    }
    .ron-cfn {
        margin-top: 40px;
    }
    .ron-show {
        margin-top: 30px;
        padding: 15px;
    }
}

@media(max-width: 767px) {
    .ron-left {
        width: 100%;
    }
    .ron-right {
        width: 100%;
        padding-top: 20px;
    }

    .pro-list ul li .pro-img{
        width: 100%;
    }
    .pro-list ul li .pro-text{
        width: 100%;
    }
}

@media(max-width: 425px) {
    .ron-cfn ul li {
        width: 48%;
        margin-left: 4%;
    }
    .ron-cfn ul li:nth-child(3) {
        margin-left: 0;
    }
    .ron-cfn ul li:nth-child(3),
    .ron-cfn ul li:nth-child(4) {
        margin-top: 10px;
    }
    .ron-show ul li .ron-img {
        float: none;
        width: 100%;
    }
    .ron-show ul li .ron-text {
        float: none;
        width: 100%;
        padding-left: 0;
        margin-top: 20px;
    }
    .ron-show ul li .ron-text h4 {
        font-size: 55px;
    }
}

@media(max-width: 320px) {
    .ron-show ul li .ron-text h4 {
        font-size: 45px;
    }
    .ron-cfn ul li .ron-ico {
        max-width: 25px;
        max-height: 27px;
    }
    .ron-cfn ul li.cur .ron-ico img {
        margin-top: -27px;
    }
    .ron-cfn ul li .ron-tit {
        margin-left: 5px;
    }
}