.introduction {
    position: relative;
}

.introduction .bg_img {
    position: relative;
    width: 600px;
    height: 400px;
    margin-left: auto;
    background: url("../images/introduce.png") no-repeat center center;
    background-size: auto 100%;
}

.introduction .text-container {
    position: absolute;
    top: 10%;
    left: -45%;
    width: 500px;
    padding: 20px;
    line-height: 2;
    text-indent: 2em;
    text-align: justify;
    color: #000;
    font-size: 14px;
    background-color: #fff;
    box-shadow: 0 5px 12px 0 rgba(32, 33, 39, .5);
    border-radius: 5px;
}

.qualifications h4 {
    color: #666;
    font-size: 20px;
    font-weight: 700;
    line-height: 2.5;
}

.qualifications h4 span {
    font-family: 'Wingdings';
}

.qualification-img {
    text-align: center;
    margin-bottom: 20px;
    overflow: hidden;
}

.qualification-img img {
    width: 70%;
    height: auto;
    margin: 0 auto;
    /*border: 1px solid #ccc;*/
}

.culture {
    position: relative;
}

.culture .bg_img {
    position: relative;
    width: 550px;
    height: 350px;
    margin-right: auto;
    background: url("../images/culture.png") no-repeat center center;
    background-size: 100% 100%;
}

.culture .text-container {
    position: absolute;
    top: 20%;
    right: -45%;
    width: 450px;
    padding: 20px;
    line-height: 2;
    text-indent: 2em;
    text-align: justify;
    color: #000;
    font-size: 14px;
    background-color: #fff;
    box-shadow: 0 5px 12px 0 rgba(32, 33, 39, .5);
    border-radius: 5px;
}

.slogan {
    text-align: center;
    text-indent: 0;
    color: #156CCD;
    font-size: 18px;
    font-weight: 700;
    font-family: 'STKaiti', '华文楷体', 'KaiTi', '楷体', 'KaiTi_GB2312', serif;
}

/*手机适配*/
@media (max-width: 1000px) {
    .introduction .bg_img {
        width:100%;
    }
    .introduction .text-container {
        top: 50%;
        left: 50%;
        width: 90%;
        padding: 10px;
        line-height: 1.6;
        transform: translate(-50%, -50%);
    }
    .culture .bg_img{
        width: 100%;
        background: url(../images/culture.png) no-repeat center center;
        background-size: auto 100%;
    }
    .culture .text-container {
        top: 50%;
        right: 50%;
        width: 80%;
        padding: 20px;
        transform: translate(50%, -50%);
    }
}