.pilotbox{
    background: #f0f0f0;
    padding: 30px 40px;
}
.pilot_left{
    width: 75%;
}
.pilot_left p{
    text-indent: 2em;
    margin: 1.5em 0;
}
.pilot_right{
    width: 20%;
}
.huibg{
    background: #f0f0f0;
}
.xinlistbox{
    align-items: normal;
}
.xinlistbox li{
    background: #fff;
    width: 30.5%;
}
.xinlistbox li h2{
    font-size: 24px;
    text-align: center;
    margin-top: 20px;
    margin-bottom: 15px;
}
.xinlistbox li h3{
    font-size: 20px;
    font-weight: normal;
    text-align: center;
}
.xinlistbox li p{
    margin:20px;
}
.banchat{
    margin-top: 50px;
}
.part2box{
    margin-top: 50px;
    background: #FFF;
}
.part2box img{
    width: 30%;
}
.part2_right{
    width: 66%;
    box-sizing: border-box;
    padding: 40px 40px;
    padding-left: 0;
}
.part2_right h2{
    font-size: 24px;
    margin-bottom: 20px;
}
.part2_right p{
    font-size: 14px;

}
.tiyanbox{
    background: #FFF;
    margin-top: 50px;
}
.tiyanbox h2{
    font-size: 26px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
}
.part3box{
    width: 90%;
    margin: 0 auto;
    align-items: flex-start;
    border-bottom: 1px solid #d7d7d7;
    padding-bottom: 60px;
}
.part3box li{
    width: 29%;
}
.part3box li img{
    width: auto;
    display: block;
    margin:0 auto 30px;
}
.part3box li h3{
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}
.part3_bottom{
    width: 90%;
    margin: 50px auto 0;
}
.part3_bottom li{
    width: 29%;
}
.part3_bottom li h3{
    text-align: center;
    font-size: 24px;
    margin-bottom: 30px;
}
.part3_bottom li p{
    font-size: 15px;
    line-height: 1.5em;
}
.part4{
    background: #FFF;
    margin-top: 60px;
    padding: 50px;
}
.part4 h2{
    font-size: 28px;
    text-align: center;
    font-weight: bold;
    margin-bottom: 30px;
}
.part4 img{
    margin: 30px 0;
}
.zt-content .part4_bottom{
    font-size: 18px;
    letter-spacing: 14px;
    text-align: center;
}