*{
    box-sizing: border-box;
}
.inner{
    width: 90%;
    margin: 0 auto;
}
.main_area{
    padding: 26px 0;
    background: #222222;
    color: #fff;
}
.main_area .breadcrumb{
    padding: 0 30px;
}
.main_area .breadcrumb li a{
    color: #fff;
}
.breadcrumb li:after{
    color: #fff;
}
.main_area .top_area{
    padding: 35px 0 0;
}
.main_area .top_area .top_title{
    max-width: 950px;
    margin: 0 auto 30px;
    text-align: center;
}
.main_area .top_area .top_logo{
    margin: 0 auto 25px;
    width: 65%;
}
.main_area .top_area .top_text{
    font-family: serif;
} 
.main_area .top_area .top_text .title{
    margin-bottom: 10px;
    font-size: 24px;
    font-weight: bold;
    line-height: 1.4;
}
.main_area .top_area .top_text .title span{
    display: inline-block;
}
.main_area .top_area .top_text .exp{
    line-height: 1.75;
    font-size: 16px;
}
.main_area .top_area .top_text .exp span{
    display: inline-block;
}
.main_area .top_area .top_chair{
    padding-bottom: 25px;
    background: url(../images/top_bk_img.png) bottom -27px center / contain no-repeat;
}
.main_area .top_area .top_chair .chair_list{
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    max-width: 1260px;
    margin: 0 auto;
}
.main_area .top_area .top_chair .chair_list li{
    flex: 0 0 33%;
    text-align: center;
}
.main_area .top_area .top_chair .chair_list .chair_img{
    margin-bottom: 0;
}
.main_area .top_area .top_chair .chair_list .chair_txt{
    display: none;
}
.main_area .top_area .top_chair .chair_list .chair_txt img{
    height: 12px;
    opacity: 0.7;
}
.main_area .top_area .top_chair .chair_list a:hover,
.main_area .top_area .top_chair .chair_list a:hover .chair_txt img{
    opacity: 1;
}

/* product_area */
.main_area .product_area{
    max-width: 1260px;
    margin: 0 auto;
    padding: 30px 0 0;
    border-top: 1px solid #666666;
}
.main_area .product_area .inner{
    width: 95%;
}
.main_area .product_area .product_box{
    padding-bottom: 30px;
    margin-bottom: 30px;
    border-bottom: 1px solid #666666;
}
.main_area .product_area .product_box .chair_box{
    max-width: 600px;
    margin: 0 auto 60px;
}
.main_area .product_area .product_box .chair_box .chir_text{
    padding-top: 20px;
}
.main_area .product_area .product_box .chair_box .chir_text .no{
    margin-bottom: 15px;
    font-size: 20px;
    font-weight: bold;
    color: #E6001B;
    font-family: Helvetica, Arial, sans-serif;
}
.main_area .product_area .product_box .chair_box .chir_text .title{
    margin-bottom: 20px;
    line-height: 0;
}
.main_area .product_area #red_and_blue .chair_box .chir_text .title img{
    width: 100%;
    max-width: max-content;
}
.main_area .product_area #hillhouse .chair_box .chir_text .title img{
    width: 95%;
    max-width: max-content;
}
.main_area .product_area #robie .chair_box .chir_text .title img{
    width: 67%;
    max-width: max-content;
}
.main_area .product_area .product_box .chair_box .chir_text .exp{
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 2;
}
.main_area .product_area .product_box .chair_box .chir_text .price,
.main_area .product_area .product_box .chair_box .chir_text .kome{
    text-align: right;
    font-size: 14px;
}
.main_area .product_area .product_box .chair_box .chir_text .price span{
    padding-left: 10px;
    font-size: 30px;
}
.main_area .product_area .product_box .chair_box .chir_text .kome{
    margin-bottom: 20px;
}
.main_area .product_area .product_box .chair_box .chir_text .btn{
    display: block;
    padding: 10px;
    background: #E6001B;
    color: #fff;
    font-size: 16px;
    text-align: center;
}
.main_area .product_area .product_box .chair_box .chir_text .btn img{
    vertical-align: sub;
    margin-right: 8px;
}
.main_area .product_area .product_box .person_box{
    display: flex;
    max-width: 600px;
    margin: 0 auto;
}
.main_area .product_area .product_box .person_box .person_img{
    position: relative;
    flex: 0 0 100px;
    height: 0;
    padding-top: 100px;
    overflow: hidden;
}
.main_area .product_area .product_box .person_box .person_img img{
    position: absolute;
    top: 0;
}
.main_area .product_area .product_box .person_box .person_text{
    flex: 1 1 100%;
    padding-left: 20px;
}
.main_area .product_area .product_box .person_box .person_text .person_detail{
    min-height: 115px;
}
.main_area .product_area .product_box .person_box .person_text .sub{
    margin-bottom: 8px;
    font-size: 14px;
}
.main_area .product_area .product_box .person_box .person_text .name{
    margin-bottom: 11px;
    font-size: 20px;
    font-weight: bold;
}
.main_area .product_area .product_box .person_box .person_text .exp{
    width: calc(100% + 120px);
    margin-left: -120px;
    font-size: 14px;
    line-height: 2;
}



@media screen and (min-width:700px) {
    .main_area .top_area{
        padding: 75px 0 0;
    }
    .main_area .top_area .top_chair{
        padding-bottom: 140px;
        background: url(../images/top_bk_img.png) top 45% center / contain no-repeat;
    }
    .main_area .top_area .top_chair .chair_list .chair_img{
        margin-bottom: 10px;
    }
    .main_area .top_area .top_chair .chair_list .chair_txt{
        display: block;
    }
    .main_area .product_area{
        padding: 60px 0 0;
    }
    .main_area .product_area .product_box{
        padding-bottom: 60px;
        margin-bottom: 60px;
    }
}
@media screen and (min-width:1200px) {
    
    .main_area .top_area .top_title{
        display: flex;
        justify-content: space-between;
        text-align: left;
        margin: 0 auto 100px;
    }
    .main_area .top_area .top_logo{
        margin: 0;
        width: auto;
    }
    .main_area .top_area .top_text{
        flex: 0 0 auto;
        padding-left: 20px;
    }
    .main_area .top_area .top_text .title{
        margin-bottom: 15px;
        font-size: 32px;
    }
    .main_area .top_area .top_chair .chair_list .chair_img{
        margin-bottom: 50px;
    }
    .main_area .product_area .product_box .chair_box .chir_text .btn{
        padding: 19px;
    }
    .main_area .top_area .top_chair .chair_list .chair_txt img{
        height: 17px;
    }
    .main_area .product_area .product_box .chair_box{
        display: flex;
        justify-content: space-between;
        margin-bottom: 60px;
        max-width: 100%;
    }
    .main_area .product_area .product_box .chair_box .chir_img{
        flex: 0 0 50%;
    }
    .main_area .product_area .product_box .chair_box .chir_text{
        flex: 0 0 50%;
        padding-left: 60px;
        padding-top: 0;
    }
    .main_area .product_area .product_box .chair_box .chir_text .no{
        margin-bottom: 20px;
        font-size: 24px;
    }
    .main_area .product_area .product_box .chair_box .chir_text .title{
        margin-bottom: 35px;
    }
    .main_area .product_area .product_box .chair_box .chir_text .exp{
        margin-bottom: 60px;
    }
    .main_area .product_area .product_box .chair_box .chir_text .kome{
        margin-bottom: 35px;
    }
    .main_area .product_area .product_box .person_box{
        max-width: 100%;
    }
    .main_area .product_area .product_box .person_box .person_img{
        flex: 0 0 150px;
        height: auto;
        padding: 0;
        overflow: auto;
    }
    .main_area .product_area .product_box .person_box .person_img img{
        position: initial;
        top: auto;
    }
    .main_area .product_area .product_box .person_box .person_text{
        padding-left: 50px;
    }
    .main_area .product_area .product_box .person_box .person_text .person_detail{
        min-height: 0px;
    }
    .main_area .product_area .product_box .person_box .person_text .exp{
        width: 100%;
        margin-left: 0;
    }
    .main_area .product_area #red_and_blue .chair_box .chir_text .title img,
    .main_area .product_area #hillhouse .chair_box .chir_text .title img,
    .main_area .product_area #robie .chair_box .chir_text .title img{
        width: auto;
        max-width: 100%;
    }
}