@charset "utf-8";
/* CSS Document */

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  /* outline: solid #f00 1px !important;
  background: #000 !important;
  color: #fff !important; */
}
html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}
.main {
  font-family: "Noto Sans TC", sans-serif;
}
.main-container {
  max-width: 120rem;
  padding: 0 3.2rem;
  margin: 0 auto;
  letter-spacing: 2;
  font-size: 2.4rem;
  line-height: 1.7;
}
.margin-bottom-md {
  margin-bottom: 4.8rem !important;
}
.margin-bottom-bg {
  margin-bottom: 8rem !important;
}
.padding-top-sm {
  padding-top: 2rem;
}
.grid-3-columns {
  display: grid;
  grid-template-columns: repeat(3, auto);
  column-gap: 3.2rem;
  row-gap: 4.8rem;
  align-items: start;
  position: relative;
}
.grid-4-columns {
  display: grid;
  grid-template-columns: repeat(4, auto);
  column-gap: 3rem;
  row-gap: 4.8rem;
  align-items: start;
}
.span-inline-block {
  display: inline-block;
}
.nowrap {
  white-space: nowrap;
}
.scaled {
  transition: all 0.3s;
  cursor: pointer;
}
.scaled:hover,
.scaled:active {
  transform: scale(1.1);
}
.scaled2 {
  transition: all 0.3s;
  cursor: pointer;
}
.scaled2:hover,
.scaled2:active {
  transform: scale(1.05);
}

/*****************************/
/* SECTION HERO */
/*****************************/
.section-hero {
  width: 100%;
  background-image: url(images/bg_hero.jpg);
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
  background-color: #1b2936;
  background-position: center top;
  background-repeat: no-repeat;
  position: relative;
  padding: 8.2rem 0 9rem 0;
}
.hero {
  text-align: right;
}

/*****************************/
/* SECTION PROMOTION */
/*****************************/
.section-promotion {
  width: 100%;
  background-image: url(images/promotion-bg.jpg);
  background-position: center top;
  position: relative;
  background-repeat: repeat-y;
  padding-bottom: 0.1rem;
  position: relative;
}
.promotion {
  display: grid;
  grid-template-columns: 2fr 1fr;
  align-items: center;
}
.promotion-text-box {
  color: #fff;
  text-align: left;
  padding-top: 4rem;
  padding-bottom: 4rem;
}
.promotion-date {
  padding-bottom: 0.6rem;
  color: #ffd6e4;
}
.promotion-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}
.promotion-flex {
  display: flex;
  align-items: start;
  column-gap: 2rem;
  text-align: left;
}
.dot {
  padding-top: 1.4rem;
}
.promotion-text-dollar-sign {
  color: #ffdb91;
}
.promotion-text-big {
  color: #ffdb91;
  font-size: 3.6rem;
  font-weight: 900;
}
.promotion-text-small {
  font-size: 1.8rem;
}
.promotion-list-giveaway {
  display: grid;
  grid-template-columns: 2fr 1fr;
  align-items: center;
  gap: 2rem;
  justify-content: center;
}
.promotion-giveaway-pic {
  width: 13rem;
  transform: rotate(3deg);
}

/*****************************/
/* SECTION TOPLIST */
/*****************************/
.section-toplist {
  width: 100%;
  background-image: url(images/toplist-bg.jpg);
  background-position: center top;
  background-repeat: repeat-y;
  position: relative;
  padding-bottom: 8rem;
}
.toplist-cata-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  row-gap: 2.4rem;
  padding-bottom: 3.6rem;
}
.toplist-cata-item:nth-child(5),
.toplist-cata-item:nth-child(6) {
  grid-column: span 2;
}
.toplist-cata-item:nth-child(5) {
  justify-self: end;
}
.toplist-cata-item:nth-child(6) {
  justify-self: start;
}
.toplist-box {
  width: 110rem;
  background-color: rgba(241, 236, 238, 0.9);
  border-radius: 33px;
  overflow: hidden;
  color: #1b2a37;
  position: relative;
}
.toplist-header-img {
  width: 100%;
}
.toplist-pic-img {
  position: absolute;
  right: -24rem;
  bottom: 0;
}
.toplist-header-img-sm {
  display: none;
}
.toplist-pic07-img {
  height: 55rem;
}
.toplist-content {
  padding: 4.8rem 4.8rem 9.6rem 4.8rem;
}
.toplist-no1-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  column-gap: 3.2rem;
  align-items: center;
}
.toplist-book-intro-box {
  text-align: justify;
}
.align-items-start {
  align-items: start;
}
.book {
  height: 38rem;
}
.book-info {
  padding-bottom: 2.4rem;
}
.book-title {
  font-size: 3rem;
  font-weight: 700;
  color: #2b0584;
  display: inline-block;
}
.book-author {
  display: inline-block;
  font-size: 1.8rem;
  background-color: rgba(255, 255, 255, 0.9);
  padding-left: 0.6rem;
  padding-right: 0.6rem;
  color: #2b0584;
  display: inline-block;
}
.book-recommend {
  font-size: 1.8rem;
  padding: 0.3rem 0.6rem 0.3rem 3.6rem;
  border: 1px dotted #2b0584;
  border-radius: 3rem;
  position: relative;
  margin-left: 2rem;
  display: inline-block;
}
.heart-icon {
  height: 3rem;
  width: 3rem;
  color: #1b2a37;
  position: absolute;
  top: 0.2rem;
  left: 0.3rem;
}
.toplist-3-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  column-gap: 3.2rem;
  row-gap: 4.8rem;
  align-items: start;
  position: relative;
}
.toplist-rest-img {
  width: 29rem;
}
.book-title-small {
  margin-top: 1.1em;
  margin-bottom: 1rem;
  font-size: 2.2rem;
  display: inline-block;
  background-color: #dcd9dc;
  letter-spacing: 1.6;
  line-height: 1.6;
}
.book-author-small {
  display: inline-block;
  font-size: 1.8rem;
  background-color: rgba(255, 255, 255, 0.9);
  padding-left: 0.6rem;
  padding-right: 0.6rem;
  color: #777;
  letter-spacing: 1.6;
  line-height: 1.6;
}
.toplist-more {
  text-align: center;
  padding-top: 4.8rem;
}
.blank {
  height: 5.2rem;
}
.book-note {
  font-size: 1.8rem;
  color: #bd4a4a;
}
.toplist-more,
.toplist-more-img {
  position: relative;
}
.toplist-subheader {
  text-align: center;
}
.toplist-subheader-img {
  width: 60%;
}
.margin-bottom-md-6-1 {
  margin-bottom: 8rem;
}

/*****************************/
/* SECTION teacher */
/*****************************/
.section-teacher-header01 {
  width: 100%;
  background-image: url(images/teacher-header-bg01.jpg);
  background-color: #2b4357;
  background-position: center top;
  position: relative;
  background-repeat: no-repeat;
  padding-bottom: 0.1rem;
}
.section-teacher-content01 {
  width: 100%;
  background-image: url(images/teacher-content-bg01.jpg);
  background-color: #2b4357;
  background-position: center top;
  position: relative;
  background-repeat: repeat-y;
  padding-bottom: 0.1rem;
}
.section-teacher-header02 {
  width: 100%;
  background-image: url(images/teacher-header-bg02.jpg);
  background-color: #286a70;
  height: 20rem;
  background-position: center top;
  position: relative;
  background-repeat: no-repeat;
  padding-bottom: 0.1rem;
}
.section-teacher-content02 {
  width: 100%;
  background-image: url(images/teacher-content-bg02.jpg);
  background-color: #286a70;
  background-position: center top;
  background-repeat: repeat-y;
  padding-bottom: 0.1rem;
  padding-top: 4rem;
}
.teacher {
  color: #fff;
  max-width: 110rem;
}
.teacher-header {
  text-align: center;
}
.teacher-header-img {
  padding-top: 4.8rem;
  width: 70%;
  /* padding-bottom: 4.8rem; */
}
.teacher-info-box {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4.8rem;
  align-items: center;
  text-align: left;
  padding-bottom: 2.4rem;
}
.teacher-info-name {
  display: flex;
  gap: 2rem;
  align-items: center;
  padding-bottom: 1.2rem;
}
.teacher-name {
  display: inline-block;
  font-size: 4.4rem;
  color: #faf6d7;
}
.social-icon {
  width: 5rem;
}
.teacher-info-grid {
  display: grid;
  grid-template-columns: repeat(2, auto);
  padding-top: 2.4rem;
}
.contact-link:link,
.contact-link:visited {
  text-decoration: none;
  border-bottom: 2px dashed #ffbfb5;
  color: #ffbfb5;
  transition: all 0.3s;
}
.contact-link:hover,
.contact-link:active {
  text-decoration: none;
  border-bottom: 2px dashed #feac9f;
  color: #feac9f;
}
.teacher-recommend-box {
  max-width: 110rem;
  background-color: rgba(27, 42, 55, 0.9);
  border: 1px solid #fff;
  border-radius: 33px;
  color: #fff;
  padding: 9.6rem;
  position: relative;
}
.teacher-recommend-box02 {
  background-color: rgba(43, 67, 87, 0.9);
}
.private-recommend {
  position: absolute;
  display: inline-block;
  border-radius: 3rem;
  background-color: #fff;
  padding: 0px 18px;
  color: #1b2a37;
  font-weight: 700;
  top: -2.4rem;
  left: 50%;
  transform: translate(-50%, 0);
  text-align: center;
}
.private-recommend-flex {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.private {
  padding-top: 0.8rem;
  white-space: nowrap;
}
.teacher-recommend-books {
  display: grid;
  grid-template-columns: repeat(3, auto);
  column-gap: 8rem;
  row-gap: 3.2rem;
  align-items: center;
  position: relative;
}
.recommend-content-box {
  grid-column: span 2;
  text-align: justify;
  position: relative;
}
.recommend-title {
  display: inline-block;
  color: #faf6d7;
  font-size: 3rem;
}
.recommend-title-sm {
  font-size: 2.4rem;
  padding-top: 2.4rem;
}
.recommend-title-01 {
  padding-bottom: 1rem;
}
.recommend-author {
  display: inline-block;
  color: #cbcbcb;
  font-size: 2rem;
  padding-top: 1rem;
}
.recommend-text {
  color: #fff;
  padding-top: 3.2rem;
}
.recommend-text02 {
  color: #fff;
  padding-bottom: 8rem;
  text-align: justify;
}
.padding-top {
  padding-top: 14rem;
}
.recommend-book02 {
  text-align: center;
}
.teacher-book {
  height: 30rem;
}
.recommend-title-01 {
  font-size: 2.4rem;
  padding-top: 2.4rem;
}
.padding-top-0 {
  padding-top: 0;
}

/*****************************/
/* SECTION NEW */
/*****************************/
.section-new-header {
  width: 100%;
  background-image: url(images/new-header-bg.jpg);
  background-color: #1f1923;
  background-position: center top;
  position: relative;
  background-repeat: no-repeat;
  padding-bottom: 0.1rem;
}
.section-new-content {
  width: 100%;
  background-image: url(images/new-content-bg.jpg);
  background-color: #1f1923;
  background-position: center top;
  position: relative;
  background-repeat: repeat-y;
  padding-bottom: 0.1rem;
}
.new-header-box {
  padding-top: 9.6rem;
  padding-left: 8rem;
  padding-bottom: 9.6rem;
  text-align: left;
}
.new-book-selection {
  max-width: 110rem;
  padding: 8rem;
  padding-top: 9.6rem;
  text-align: center;
  row-gap: 8rem;
  text-align: center;
}
.new-title {
  font-size: 2.2rem;
  color: #fff;
  padding-top: 2.4rem;
}
.new-book-pic {
  position: absolute;
  right: 12rem;
  bottom: -5rem;
  height: 60rem;
}

/*****************************/
/* SECTION HOT */
/*****************************/
.section-hot-header {
  width: 100%;
  background-image: url(images/hot-header-bg.jpg);
  background-color: #1f1923;
  background-position: center top;
  position: relative;
  background-repeat: no-repeat;
  padding-bottom: 0.1rem;
}
.section-hot-content {
  width: 100%;
  background-image: url(images/hot-content-bg.jpg);
  background-color: #3d4663;
  background-position: center top;
  position: relative;
  background-repeat: repeat-y;
  padding-bottom: 0.1rem;
  overflow: hidden;
}
.hot-header-box {
  text-align: right;
  padding-top: 14rem;
  padding-right: 6.4rem;
}

/*****************************/
/* TOP */
/*****************************/
.top {
  position: fixed;
  bottom: 10px;
  right: 20px;
  cursor: pointer;
}