header{
    height: 372px;
}
.banner{
    height: 300px;
    background: url("../img/main_businessbg.jpg") center no-repeat #0c0c0e;
    background-size: contain;
}
.banner .banner_title{
    padding-top: 230px;
    text-align: center;
    font-size: 1.4rem;
}
.content{
    width: 100%;
}
.content .main_summary{
    width: 80%;
    padding: 40px 10%;

}
.content .main_summary .sum_tit{
    text-align: center;
    padding: 30px 10px;

}
.content .main_summary .sum_tit h2{
    display: inline;
    padding: 0 10px 10px;
    border-bottom: 2px solid #25a3fa;
    font-weight: normal;
    font-size: 1rem;
}
.content .main_summary .sum_text{
    width: 100%;
    line-height: 30px;
    font-size: 0.8rem;
}

.content .main_characteristics{
    width: 80%;
    padding: 30px 10%;
    background: url("../img/char_bg.jpg") no-repeat;
    background-size: cover;
    height: 400px;
}
.content .main_characteristics .char_tit{
    text-align: center;
    padding: 30px 10px;

}
.content .main_characteristics .char_tit h2{
    display: inline;
    padding: 0 10px 10px;
    border-bottom: 2px solid #ffffff;
    font-weight: normal;
    font-size: 1rem;
    color: #ffffff;
}
.content .main_characteristics .char_main{
    width: 100%;
    padding-top: 30px;
}
.content .main_characteristics .char_main .char_menu{
    width: 25%;
    margin: 0 4%;
    float: left;
    height: 300px;
    background: #ffffff;
    overflow: hidden;

}
.content .main_characteristics .char_main .char_menu:hover{
    box-shadow: 2px 2px 5px #0c0c0e;
}
.content .main_characteristics .char_main .char_menu .char_coin{
    width: 20%;
    padding: 20px 40%;

}
.content .main_characteristics .char_main .char_menu .char_coin img{
    width: 100%;
}
.content .main_characteristics .char_main .char_menu .char_text{
    width: 80%;
    padding: 0 10%;
}
.content .main_characteristics .char_main .char_menu .char_text h3{
    line-height: 60px;
    font-size: 1rem;
    font-weight: normal;
    text-align: center;
}
.content .main_characteristics .char_main .char_menu .char_text .char_mess{
    line-height: 20px;
    font-size: 0.8rem;
    color: #999999;
  height: 100px;
    overflow: hidden;
}

.content .related_products{
    width: 80%;
    padding: 30px 10%;
}
.content .related_products .rela_tit{
    text-align: center;
    padding: 30px 10px;

}
.content .related_products .rela_tit h2{
    display: inline;
    padding: 0 10px 10px;
    border-bottom: 2px solid #25a3fa;
    font-weight: normal;
    font-size: 1rem;

}
.content .related_products .rela_main{
    width: 100%;
    padding: 30px;

}
.content .related_products .rela_main .rela_menu{
    width: 45%;
    margin-right: 4%;
    border: 1px solid #999999;
    height: 90px;
    float: left;
    margin-bottom: 40px;
    overflow: hidden;
}
.content .related_products .rela_main .rela_menu .rela_coin{
    width: 10%;
    height: 50px;
    float: left;
    padding:10px 5%;
}
.content .related_products .rela_main .rela_menu .rela_coin img{
    width: 100%;

}
.content .related_products .rela_main .rela_menu .rela_text{
    width: 75%;
    float: left;
    margin-left: 5%;
}
.content .related_products .rela_main .rela_menu .rela_text h3{
    font-size: 1rem;
    font-weight: normal;
    line-height: 40px;
}
.content .related_products .rela_main .rela_menu .rela_text .rela_mess{
    font-size: 0.8rem;
    color: #999999;
}
.footer{
    clear: both;
}

/*����Ļ */
@media (min-width: 1200px) {

}
/*ƽ����Ժ�С������֮��ķֱ���*/
@media (min-width: 768px) and (max-width: 979px) {
    header{
        height: 272px;
    }
    .banner{
        height: 200px;
    }
    .banner .banner_title{
        padding-top:180px;
        font-size: 1.2rem;
    }
    .content .main_characteristics{
        width: 94%;
        padding: 30px 3%;
    }
    .content .related_products .rela_main .rela_menu .rela_coin{
        width: 18%;
        padding:10px  2%;
    }
    .content .related_products .rela_main .rela_menu .rela_text{
        margin-left: 0%;
        width: 78%;
    }
}
/* ������õ��ֻ���������õ�ƽ��֮��ķֱ���*/
@media (max-width: 767px) {
    header{
        height: 272px;
    }
    header .banner{
        height: 200px;
        margin-top: 72px;
    }
    .banner .banner_title{
        padding-top:100px;
        font-size: 1rem;
    }
    .content .main_characteristics{
        width: 90%;
        padding: 30px 5%;
        height: 320px;
    }
    .content .main_characteristics .char_main .char_menu{
        width: 29%;
        margin: 0 2%;
        height: 200px;
    }
    .content .main_characteristics .char_main .char_menu .char_coin{
        padding: 10px 40%;

    }
    .content .main_characteristics .char_main .char_menu .char_text h3{
        line-height: 40px;
    }
    .content .main_characteristics .char_main .char_menu .char_text .char_mess{
        height: 80px;
    }
    .content .related_products{
        width: 96%;
        padding: 30px 2%;
    }
    .content .related_products .rela_main{
        width: 100%;
        padding: 30px 0px;

    }
    .content .related_products .rela_main .rela_menu{
        width: 80%;
        margin-right: 0%;
        margin: 0 10%;
        border: 1px solid #999999;
        height: 90px;
        float: left;
        margin-bottom: 40px;
        overflow: hidden;
    }
    .content .related_products .rela_main .rela_menu .rela_coin{
        width: 14%;
        padding: 10px 2%;
    }
    .content .related_products .rela_main .rela_menu .rela_text{
        margin-left: 0%;
        width: 78%;
    }
    .content .related_products .rela_main .rela_menu .rela_text h3{
        font-size: 0.8rem;
    }
    .content .related_products .rela_main .rela_menu .rela_text .rela_mess{
        font-size: 0.6rem;
    }
}

/*������õ��ֻ����ֱ��ʸ�С���豸*/
@media (max-width: 480px){
    .content .main_characteristics{
        height: 530px;
    }
    .content .main_characteristics .char_main .char_menu{
        width: 90%;
        margin: 0 5%;
        height: 120px;
        margin-bottom: 20px;
    }
    .content .main_characteristics .char_main .char_menu .char_coin{
        float: left;
        padding: 30px 5%;
        width: 15%;
    }
    .content .main_characteristics .char_main .char_menu .char_text{
        float: left;
        width:65%;
        padding: 0 5%;
    }
    .content .main_characteristics .char_main .char_menu .char_text h3{
        text-align: left;
    }
    .content .main_characteristics .char_main .char_menu .char_text .char_mess{
        height: 60px;
    }
    .content .related_products{
        width: 96%;
        padding: 30px 2%;
    }
    .content .related_products .rela_main{
        width: 100%;
        padding: 30px 0px;

    }
    .content .related_products .rela_main .rela_menu{
        width: 80%;
        margin-right: 0%;
        margin: 0 10%;
        border: 1px solid #999999;
        height: 90px;
        float: left;
        margin-bottom: 40px;
        overflow: hidden;
    }
    .content .related_products .rela_main .rela_menu .rela_coin{
        width: 14%;
        padding: 10px 2%;
    }
    .content .related_products .rela_main .rela_menu .rela_text{
        margin-left: 0%;
        width: 78%;
    }
    .content .related_products .rela_main .rela_menu .rela_text h3{
        font-size: 0.8rem;
    }
    .content .related_products .rela_main .rela_menu .rela_text .rela_mess{
        font-size: 0.6rem;
    }
}