html {  
    scroll-behavior: smooth;  
}

.ulBar{
    border-bottom: 1px solid #66666650;
    background-color: #FFF;
    position: sticky;
    width: 100%;
    left: 0px;
    top: 0px;
    z-index: 99;
}

.ulCore{
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.subnav li{
    width: 100px;
}

.subnav li a{
    color: #666;
    font-size: 15px;
    font-weight: 500;
    line-height: 80px;
}


.subnav li a{
    color: #666;
    font-size: 15px;
    font-weight: 500;
    line-height: 80px;
}

.subnav li:hover a{
    color: #d82019 !important;
}


.solveContent{
    background-color: #f8f8f8;
}

.item{
    padding: 100px 0 80px 0;
    border-bottom: 1px solid #66666650;
}

.title{
    text-align: center;
    color: #333333;
    font-size: 34px;
    font-weight: 500;
    line-height: 84px;
}

.desText{
    color: #999;
    font-size: 16px;
    font-weight: 500;
    margin: 5px auto 30px auto;
}



.desImg{
    width: 100%;
    height: auto;
    display: block;
}

.formContent{
    width: 100%;
    background-color: #fff;
    box-shadow: 0px 1px 3px 1px #66666680;
    height: 420px;
    display: flex;
    justify-content: space-between;
    padding: 60px 50px;
    box-sizing: border-box;
    margin-top: 15px;
}

.left{
    width: 430px;
}

.right{
    width: 735px;
}

.itemBar{
    display: flex;
    border-bottom: 1px solid #cccccc;
    width: 100%;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    height: 35px;
}

.itemTitle{
    color: #333;
    font-size: 15px;
}

.itemInput{
    color: #666;
    font-size: 12px;
    flex: 1;
}

.elemBar{
  display: flex;
  align-items: center; 
  justify-content: space-around;
  flex: 1;
}

.elem{
    display: flex;
    align-items: center;
}

.elemRadio{
    margin-top: 0 !important;
    margin-right: 10px;
}

.itemSelect{
    flex: 1;
}

.itemWord{
    border: 1px solid #99999980;
    display: flex;
    padding: 10px 15px;
    border-radius: 10px;
    box-sizing: border-box;
    width: 100%;
    height: 175px;
}

.itemText1{
    margin-top: 2px;
}

.textContent{
    width: 650px;
    margin-left: 10px;
    height: 100%;
}


.item3Content{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

.item3Elem{
    position: relative;
    width: 420px;
    height: 255px;
    overflow: hidden;
    margin: 0px 10px 10px;
    border: 1px solid transparent;
}

.mask{
    background-color: rgba(0, 0, 0, 0.4);
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    z-index: 3;
}

.item3Elem img{
    width: 100%;
    position: absolute;
    left: 0;
    top: 50%;
    z-index: 2;
    transform: translateY(-50%);
}

.item3Elem .item3ElemText{
    line-height: 24px;
    text-align: center;
    color: #fff;
    font-size: 16px;
    width: 100%;
    position: absolute;
    bottom: 20px;
    left: 0px;
    z-index: 4;
}

.item4Content{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

.item4Elem{
    position: relative;
    width: 250px;
    height: 300px;
    overflow: hidden;
    margin: 0px 10px 10px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background-color: #f0f0f0;
    transition: .3s;
}

.item4Elem:hover{
    box-shadow: 0px 1px 3px 1px #66666680;
}


.item4ImgBox{
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.item4Img{
    position: absolute;
    left: 50%;
    height: 100%;
    transform: translateX(-50%);
}

.item4Text{
    width: 100%;
    text-align: center;
    color: #666;
    line-height: 24px;
    padding: 3px 0 15px;
}

.submitButtBox{
    width: 100%;
    display: flex;
    justify-content: flex-end;
    margin-top: 20px;
}

.submitButt{
    background: #d82019;
    width: 176px;
    height: 44px;
    border-radius: 3px;
    font-size: 16px;
    color: #fff;
    cursor: pointer;
    outline: none;
    border: none;
}