.main-content{
    background: url(../images/bg_top.jpg) left top no-repeat, #e9e2dc;
    background-position: center 20px;
    background-size: 80%;
    max-width: 1500px;
    margin: 0px auto;
    color: #444747;
    /* font-size: 14px; */
    line-height: 1.8em;
}
.main-content-inner{
    max-width: 1260px;
    margin: 0px auto;
    padding: 450px 20px 50px;
}

.author{position:relative;width: 90%;margin: 80px auto 30px auto;font-weight: bold;/* background-color: #e2e2cf; *//* border-radius: 0 8px 0 8px; */}
.author .description{text-align: center;/* margin-left: 120px; *//* color: #fff; */line-height: 2em;/* padding: 30px 20px; */font-size: 16px;text-indent: 2em;}
.book-list{
    display: flex;
    flex-wrap: wrap;
    margin-top: 40px;
    }
.book-list .row{
    flex: 18%;
    display:flex;
    flex-direction:row;
    /* width: 50%; padding: 10px;float: left; */
    margin: 0 1% 40px 1%;
    background: #fff;
    border-radius: 20px;
    padding: 20px 0;
    min-width: 170px;
    text-align: center;
}
.book-list .row:nth-child(even) {/* margin:0 0 30px 2%; */}
/* .book-list .row .book-cover,.book-list .row .book-detail{float: left;} */
.book-list .row .book-cover{/* margin-right: 20px; */margin: 0 auto;}
.book-list .row .book-cover img{
    width: 150px;
    /* height: 200px; */
}
.book-list .row .book-author{margin-bottom: 4px;color: #666666;}
.book-list .row .book-detail{width: 100%;}
.book-list .row  h2{margin-top: 4px;font-size:18px;}

.book-list .row .price-button{flex: 48%;margin: 10px 0 0;}
.book-list .row .price-button .price{color:#ec8c02;font-size: 16px;line-height: 32px;/* margin-right:40px; */height: 32px;font-weight: bold;}
.book-list .row .price-button .price del{color: #aaa;font-size: 14px;margin-left:10px;font-weight: normal;}
.book-list .row  button{background-color: #eb8d02;border-radius: 18px;width: 140px;height: 32px;color: #ffffff;line-height: 32px;border: 0;/* margin: 16px 0 0; */padding: 0;font-size: 16px;font-weight: bold;letter-spacing: 2px;cursor: pointer;}


@media screen and (max-width:480px){
    .main-content{
        background-size:90%;
    }
    .main-content-inner{
            padding: 120px 18px 50px;
    }
    .author{position:relative;width: 98%;}
    .book-list .row{
        flex: 100%;
        display:block;
        margin: 20px 0;
    }
    .book-list .row:nth-child(even) {margin:0 0 20px 0;}
    .book-list .row .book-cover {
        margin: 6px auto;
        width: 320px;
        text-align: center;
    }
    .book-list .row .book-cover img{
        width: 120px;
        
    }
    .book-list .row .book-detail h2{text-align: center;margin-bottom:0px;}
    .book-list .row .book-author{text-align:center;margin-bottom:16px;}
	
	    .book-list .row .price-button{/* display:flex; *//* flex-direction:row; */flex: 48%;margin: 0px auto 16px;justify-content: space-between;}
    .book-list .row .price-button .price{color:#ec8c02;/* font-size: 16px; *//* line-height: 32px; *//* margin-right:20px; */}
    .book-list .row button{width: 140px;text-align: center;display: block;margin: 0 auto;}
}


@media screen and (min-width:480px) and (max-width:800px){
      .main-content{
        background-size:90%;
    }
    .main-content-inner{
        
padding-top: 240px;
    }
    .author{position:relative;width: 98%;}
    .book-list .row{
        margin: 20px 10px;
    }
    .book-list .row:nth-child(even) {/* margin:0 0 20px 0; */}
}


@media screen and (min-width:480px) and (max-width:550px){
    .main-content-inner{
        
        padding-top: 154px;
    }
}

@media screen and (min-width:800px) and (max-width:900px){
      .main-content{
        background-size:90%;
    }
 .main-content-inner{
        
padding-top: 270px;
    }
}



@media screen and (min-width:900px) and (max-width:1000px){
 .main-content-inner{
        
        padding-top: 270px;
    }
}

@media screen and (min-width:1000px) and (max-width:1200px){
 .main-content-inner{
        
        padding-top: 340px;
    }
}

@media screen and (min-width:1200px) and (max-width:1500px){
 .main-content-inner{
        
        padding-top: 430px;
    }
}