.c_title {
    width: 100%;
    height: 2rem;
    font-size: 1.25rem;
    font-weight: 400;
    color: rgba(51, 51, 51, 1);
    line-height: 1.25rem;
    border-bottom: 0.0625rem solid rgba(236, 236, 236, 1);
    margin-bottom: 1.25rem;
    position: relative;
}

.line-red {
    width: 3.125rem;
    height: 0.125rem;
    background: rgba(204, 0, 0, 1);
    position: absolute;
    bottom: 0;
}

.chapter_group_title {
    padding-top: .75rem;
    font-size: 1.175rem;
    line-height: 2.25rem;
    font-weight: bold;
    color: #0f0f0f;
    margin-bottom: 0;
}

.chapter_title {
    font-size: .9rem;
    line-height: 1.75rem;
    color: #0f0f0f;
}

.book_chapter_title {
    text-align: center;
    font-weight: 700;
    font-size: 1.3rem;
    line-height: 2.75rem;
    color: #0f0f0f;
}

.chapter_title:hover {
    color: #e5ac66;
}

.chapter_content {
    position: relative;
    background: rgba(255, 255, 255, 1);
    padding: 1.375rem .875rem 0 .875rem;
}

.chapter_content p {
    margin-bottom: 10px;
    line-height: 200%;
}

.chapter_content .chapter_title {
    text-align: center;
    font-size: 1.3rem;
    margin-bottom: .7rem;
}

.next_chapter {
    height: 3rem;
    line-height: 3rem;
    font-size: 1.2rem;
    text-align: center;
    color: #e5ac66;
    /* border: #e5ac66 1px solid; */
    cursor: pointer;
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.next_chapter:hover {
    color: #e5ac66;
    border-color: #0f0f0f;
}

.book-cover {
    float: left;
    width: 120px;
    height: 170px;
    background-color: #4a5c82;
    box-shadow: 0 0 0.5rem 0 rgb(82 65 57 / 50%);
    border: 0.125rem solid rgba(255, 255, 255, 1);
}

.book-cover .book-title {
    color: black;
    background-color: white;
    float: right;
    margin-right: 0.8rem;
    margin-bottom: 0.8rem;
    margin-top: 0.8rem;
    padding: 0.5rem 0.3rem;
    writing-mode: vertical-lr;
    /*从左向右 从右向左是 writing-mode: vertical-rl;*/
    writing-mode: tb-lr;
    /*IE浏览器的从左向右 从右向左是 writing-mode: tb-rl；*/
    display: block;
	max-height: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-fy {
    position: absolute;
    right: 1rem;
    top: 1.5rem;
    line-height: 20px;
    height: 20px;
    width: 40px;
    border: 1px solid #999999;
    color: #999999;
    text-align: center;
    font-size: 14px;
    -moz-border-radius: 2px;
    -webkit-border-radius: 2px;
    border-radius: 2px;
}



@media screen and (max-width:47.9375rem) {
    .book-cover {
        width: 90px;
        height: 120px;
    }
    
    .book-cover .book-title {
        font-size: .9rem;
		max-height: 90px;
    }
}