@media screen and (min-width: 1200px) {
    .banner-text{
        width: 1150px;
        position: absolute;
        left: 0;
        right: 0;
        top: 28.3%;
        margin: 0 auto;
    }
    .banner-top{
        font-size: 48px;
        font-weight: bold;
        color: #FFFFFF;
        margin-bottom: 45px;
    }
    .banner-center{
        font-size: 30px;
        color: #00FFFF;
        margin-bottom: 26px;
    }
    .banner-bottom{
        font-size: 24px;
        font-weight: 400;
        color: #FFFFFF;
    }
    .advantage .advantage-box{
        width: 1150px;
        margin: 0 auto;
    }
}
@media screen and (min-width:750px) and (max-width:1200px) {
    .banner-text{
        width: 730px;
        position: absolute;
        left: 0;
        right: 0;
        top: 28.3%;
        margin: 0 auto;
    }
    .banner-top{
        font-size: 36px;
        font-weight: bold;
        color: #FFFFFF;
        margin-bottom: 36px;
    }
    .banner-center{
        font-size: 24px;
        color: #00FFFF;
        margin-bottom: 20px;
    }
    .banner-bottom{
        font-size: 18px;
        font-weight: 400;
        color: #FFFFFF;
    }

    .container-box .flex-box{
        flex-wrap: wrap;
    }
    .container-box .flex-box img{
        width: 60%;
        margin-right: 0!important;
    }
    .flex-resever .flex-box img{
        margin-left: 0!important;
    }
    .container-box .flex-box .right-box{
        margin-top: 15px;
    }
    .target img{
        width: 80%;
    }
}
@media screen and (max-width: 750px) {
    .banner-text{
        width: 90%;
        position: absolute;
        left: 0;
        right: 0;
        top: 20.3%;
        margin: 0 auto;
    }
    .banner-top{
        font-size: 30px;
        font-weight: bold;
        color: #FFFFFF;
        line-height: 36px;
        margin-bottom: 36px;
    }
    .banner-center{
        font-size: 22px;
        line-height: 28px;
        color: #00FFFF;
        margin-bottom: 30px;
    }
    .banner-bottom{
        font-size: 18px;
        line-height: 22px;
        font-weight: 400;
        color: #FFFFFF;
    }

    .container-box .flex-box{
        flex-wrap: wrap;
    }
    .container-box .flex-box img{
        width: 90%;
        margin-right: 0!important;
    }
    .flex-resever .flex-box img{
        margin-left: 0!important;
    }
    .container-box .flex-box .right-box{
        margin-top: 15px;
    }
    .container-box .flex-box .right-box .box{
        padding:0 12px;
    }
    .container-box .flex-box .right-box .text-box{
        width: 90%!important;
        margin-bottom: 15px;
    }

    .target img{
        width: 90%;
    }
}

/* 中间部分 */
.banner{
    margin-top: 80px;
    height: 600px;
    background-image: url('../images/navigation/banner1.png');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    position: relative;
}

.container-box{
    padding: 70px 0;
}
.container-box h4{
    text-align: center;
    font-size: 30px;
    font-weight: bold;
    color: #333333;
    margin-bottom: 66px;
}
.container-box .flex-box{
    display: flex;
    flex-direction: row;
    justify-content: center;
}
.container-box .flex-box img{
    margin-right: 48px;
}
.container-box .flex-box .right-box{
    padding: 8px 0 12px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.container-box .flex-box .right-box .box{
    display: flex;
    flex-direction: row;
}
.container-box .flex-box .right-box .box .circle{
    width: 8px;
    height: 8px;
    background: #2B9EFF;
    border-radius: 50%;
    margin-top: 8px;
}
.container-box .flex-box .right-box .text-box{
    margin-left: 12px;
    display: flex;
    flex-direction: column;
    width: 500px;
}
.container-box .flex-box .right-box .text-box h5{
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}
.container-box .flex-box .right-box .text-box p{
    font-size: 16px;
    color: #333;
    line-height: 24px;
}
.flex-resever{
    background-color: #F6F6F6;
}
.flex-resever .flex-box{
    flex-direction: row-reverse;
}
.flex-resever .flex-box img{
    margin-right: 0;
    margin-left: 48px;
}

.target{
    padding: 140px 0;
    text-align: center;
    background-color: #f6f6f6;
}