.book-sou {
  background: url(book-bg.png) right no-repeat, linear-gradient(to right, #3d55a7, rgba(255, 255, 255, 0.6) 40%);
  text-align: center;
  padding: 50px 0;
}
.book-imgnav {
  margin-bottom: 40px;
}
.book-imgnav li {
  margin-bottom: 15px;
}
.book-imgnav li .book-imgnav-box {
  display: block;
  background: url(book-bg1.png) no-repeat center;
  background-size: 100% 100%;
  overflow: hidden;
  border-radius: 4px;
  padding: 20px 50px;
  height: 80px;
  color: #fff;
}
.book-imgnav li .book-icon-box {
  width: 35px;
  height: 35px;
  margin-top: 7px;
  margin-right: 17px;
  text-align: center;
}
.book-imgnav li:last-child {
  margin-bottom: 0;
}
.book-imgnav li:nth-child(2) .book-imgnav-box {
  background: url(book-bg2.png) no-repeat center;
  background-size: 100% 100%;
}
.book-imgnav li:nth-child(3) .book-imgnav-box {
  background: url(book-bg3.png) no-repeat center;
  background-size: 100% 100%;
}
.book-imgnav li:nth-child(4) .book-imgnav-box {
  background: url(book-bg4.png) no-repeat center;
  background-size: 100% 100%;
}
.book-imgnav li:nth-child(5) .book-imgnav-box {
  background: url(book-bg5.png) no-repeat center;
  background-size: 100% 100%;
}
.book-imgnav-box:hover p {
  color: #fbf700;
}
.book-right-box {
  background: #F7F8FC;
  margin-top: 50px;
  position: relative;
  margin-bottom: 50px;
}
.book-right-box:last-child {
  margin-bottom: 0;
}
.book-right-box::before {
  content: "";
  position: absolute;
  top: 0;
  width: 100%;
  height: 4px;
  background: #3d55a7;
}
.book-img-link {
  padding: 30px;
  padding-bottom: 20px;min-height: 289px;
}
.book-tit {
  border-bottom: 1px solid rgba(61, 85, 167, 0.2);
  padding-bottom: 11px;
  margin-bottom: 20px;
}
.book-tit h2 {
  font-size: 20px;
  float: left;
  font-weight: 700;
}
.book-tit p {
  font-size: 14px;
  float: left;
  margin-top: 4px;
  margin-left: 4px;
}
.book-tit a {
  float: right;
  color: #969BAB;
}
.book-tit a:hover {
  color: #3D55A7;
}
.book-link-box {
  margin: 10px 0;
  overflow: hidden;
}
.book-link-box img {
  width: 100%;
  height: 68px;
  transition: all 0.7s;
}
.book-link-box:hover img {
  transform: scale(1.06);
  -webkit-transition: all 0.3s ease-in-out;
  -moz-transition: all 0.3s ease-in-out;
  -o-transition: all 0.3s ease-in-out;
  -ms-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
}
.book-txt-list li {
  margin: 19px 0;
}
.book-txt-list li a {
  position: relative;
  font-size: 14px;
  padding-left: 16px;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
  height: 22px;
  line-height: 22px;
}
.book-txt-list li a::before {
  content: "";
  position: absolute;
  top: 7px;
  left: 0;
  width: 8px;
  height: 8px;
  background: url(book-right.png) no-repeat center;
}
.book-txt-list li a:hover {
  text-decoration: underline;
}
.book-open {
  margin-bottom: 0;
}
.book-open .panel {
  border-radius: 0;
  border: none;
  background: #F7F8FC;
}
.book-open .panel + .panel {
  margin-top: 0;
}
.book-open .panel-default > .panel-heading {
  border: none;
}
.book-open .panel-default > .panel-heading + .panel-collapse > .panel-body {
  border: none;
}
.book-open .panel-default > .panel-heading {
  background: #3D55A7;
  color: #fff;
  border-radius: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0;
}
.book-open .panel-default > .panel-heading .panel-title a {
  font-size: 18px;
  padding: 12px 20px;
  display: block;
}
.book-open .panel-default > .panel-heading .panel-title a i {
  font-size: 14px;
}
.book-open .panel-default > .panel-heading .panel-title a:hover {
  color: #fbf700 !important;
}
.book-open .panel-default > .panel-heading .panel-title a:focus {
  color: #fff;
}
.book-open .panel-body {
  padding: 10px 20px;
  font-size: 14px;
}
.book-open .panel-body .book-txt {
  color: #999999;
  line-height: 24px;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  height: 72px;
}
.book-open .panel-body .book-txt:hover {
  color: #3D55A7;
}
.book-open .book-list li {
  margin-top: 7px;
}
.book-open .book-list li a {
  font-size: 14px;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
  height: 20px;
  line-height: 20px;
  position: relative;
  padding-left: 20px;
}
.book-open .book-list li a:before {
  content: "";
  position: absolute;
  top: 5px;
  left: 0;
  width: 9px;
  height: 9px;
  background: url(book-two.png) no-repeat center;
}
.book-open .book-q {
  display: block;
  margin: 0 auto;
  width: 126px;
}
.book-open .book-q .book-qimg {
  float: left;
  margin-right: 16px;
}
.book-open .book-q .book-qimg img {
  line-height: 40px;
}
.book-open .book-q .book-ptit span {
  display: block;
  font-size: 14px;
  line-height: 20px;
}
.book-open .book-q .book-ptit i {
  font-size: 12px;
  color: #9F9F9F;
  display: block;
  line-height: 20px;
}
.book-open .book-pep li {
  margin-top: 5px;
}
.book-open .book-pep li a {
  margin: 0 10px;
}
.book-open .book-pep li a img {
  margin-top: -2px;
}
.book-sou2 {
  display: none;
}
.book-sou3 {
  display: none;
}
.book-right-box2 {
  margin-top: 0;
}
.ny-book .book-link-box img {
  height: 78px;
}
.book-txt-list2 li {
  float: left;
  width: 33.33%;
  margin: 10px 0;
}
@media all and (max-width: 1279px) {
  .book-imgnav li .book-imgnav-box {
    padding: 20px 30px;
  }
}
@media (max-width: 1199px) {
  .book-imgnav li .book-imgnav-box {
    padding: 10px 12px;
  }
  .book-link-box img {
    height: 52px;
  }
  .book-txt-list li {
    margin: 12px 0;
  }
  .book-imgnav li .book-imgnav-box {
    height: 60px;
  }
  .book-open .panel-default > .panel-heading .panel-title a {
    padding: 12px 10px;
    font-size: 16px;
  }
  .book-imgnav li {
    margin-bottom: 10px;
  }
  .book-imgnav {
    margin-bottom: 30px;
  }
  .book-img-link {
    padding-top: 20px;
  }
  .book-right-box {
    margin-top: 30px;
    margin-bottom: 30px;
  }
  .book-right-box2 {
    margin-top: 0;
  }
  .ny-book .book-link-box img {
    height: 57px;
  }
  .book-txt-list2 li {
    width: 50%;
  }
}
@media (max-width: 991px) {
  .book-txt-list li {
    width: 50%;
    float: left;
  }
  .book-link-box img {
    height: 80px;
  }
  .book-sou {
    display: none;
  }
  .book-sou2 {
    display: block;
    padding: 20px 0;
    border-radius: 4px;
    margin-bottom: 20px;
  }
  .book-imgnav {
    margin-bottom: 20px;
  }
  .book-open .panel-body .book-txt {
    display: block;
    height: auto;
  }
  .book-open .panel-default > .panel-heading + .panel-collapse > .panel-body {
    min-height: 0;
  }
  .book-open .book-list li {
    width: 50%;
    float: left;
    padding-right: 10px;
  }
  .book-open .book-q {
    float: left;
    margin-right: 20px;
    margin-top: 10px;
  }
  .book-txt-list2 li {
    width: 50%;
    float: left;
  }
  .book-right-box2 {
    margin-top: 20px;
  }
}
@media (max-width: 767px) {
  .book-sou2 {
    display: none;
  }
  .book-sou3 {
    display: block;
    padding: 15px;
    border-radius: 4px;
    padding-left: 20%;
    background-size: 100% 100%;
    margin-bottom: 20px;
  }
  .book-imgnav li .book-imgnav-box {
    padding-left: 20%;
  }
  .book-open .book-list li {
    float: none;
    width: 100%;
  }
  .book-open .book-list li a {
    height: auto;
    display: block;
  }
  .book-open .book-q {
    float: none;
    margin: 0 auto;
  }
  .book-right-box {
    margin-top: 20px;
    margin-bottom: 20px;
  }
  .book-img-link {
    padding: 15px;
  }
  .book-link-box img {
    height: 58px;
  }
  .book-link-box {
    margin: 7px 0;
  }
  .book-txt-list li {
    width: 100%;
    height: auto;
    display: block;
    float: none;
  }
  .ny-book .row {margin-left: -8px;margin-right: -8px;}
  .ny-book .row > [class^='col'] {padding-left: 8px;padding-right: 8px;}
  .ny-book .book-link-box img {
    height: 68px;
  }
  .book-txt-list li a {
    display: block;
    height: auto;
  }
}
@media (max-width: 380px) {
.ny-book .book-link-box img {
    height: 60px;
  }
}
@media (max-width: 320px) {
.ny-book .book-link-box img {
    height: 49px;
  }
}
/*---------------Button---------------------*/
.btn-more {
  color: #fff;background-color: #c8a175;padding:8px 48px; font-size:18px;
}
.btn-more:hover,
.btn-more:focus,
.btn-more:active,
.btn-more.active,
.open .dropdown-toggle.btn-more {color: #fff;background-color: #d70000;}

.btn-txt {
  color: #4765d2;font-size:14px;padding: 0;background: transparent;
}
.btn-txt:hover,
.btn-txt:focus,
.btn-txt:active,
.btn-txt.active,
.open .dropdown-toggle.btn-txt {color: #e92e2e;box-shadow: none;}