.bb-custom-wrapper {
  width: 800px;
  position: relative;
  margin: 0 auto 40px;
  text-align: center;
}

.bb-custom-wrapper .bb-bookblock {
  box-shadow: 0 12px 20px -10px rgba(81, 64, 49, 0.6);
}

.bb-custom-wrapper h3 {
  font-size: 1.4em;
  font-weight: 300;
  margin: 0.4em 0 1em;
}

.bb-custom-wrapper nav {
  width: 100%;
  height: 30px;
  margin: 1em auto 0;
  position: relative;
  z-index: 0;
  text-align: center;
}

.bb-custom-wrapper nav a {
  display: inline-block;
  width: 30px;
  height: 30px;
  text-align: center;
  border-radius: 2px;
  /* background: #72b890; */
  /* color: #fff; */
  font-size: 0;
  margin: 2px;
}

.bb-custom-wrapper nav a:hover {
  opacity: 0.6;
}

.bb-custom-icon:before {
  font-family: "arrows";
  speak: none;
  font-style: normal;
  font-weight: normal;
  font-variant: normal;
  text-transform: none;
  line-height: 1;
  font-size: 20px;
  line-height: 30px;
  display: block;
  -webkit-font-smoothing: antialiased;
}

/* .bb-custom-icon-first:before,
.bb-custom-icon-last:before {
  content: "\e002";
} */

.bb-custom-icon-first:before {
  content: "";
  display: block;
  width: 30px;
  height: 30px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-image: url(../images/book/icon-first.svg);
}

.bb-custom-icon-arrow-left:before {
  content: "";
  display: block;
  width: 30px;
  height: 30px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-image: url(../images/book/icon-prev.svg);
}

.bb-custom-icon-last:before {
  content: "";
  display: block;
  width: 30px;
  height: 30px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-image: url(../images/book/icon-last.svg);
}

.bb-custom-icon-arrow-right:before {
  content: "";
  display: block;
  width: 30px;
  height: 30px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-image: url(../images/book/icon-next.svg);
}

/* No JS */
.no-js .bb-custom-wrapper {
  height: auto;
}

.no-js .bb-custom-content {
  height: 470px;
}