.left-pane {
  background-image: url(/theme/vuihoc/imgs/courses/bg-tieng-viet.png);
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: cover;
}
.bg-toan {
  background-image: url(/theme/vuihoc/imgs/courses/bg-toan.png);
}
.bg-tieng-anh {
  background-image: url(/theme/vuihoc/imgs/courses/bg-tieng-anh.png);
}
.bg-tieng-viet {
  background-image: url(/theme/vuihoc/imgs/courses/bg-tieng-viet.png);
}
.left-pane .course {
  color: #fff;
  padding: 45px 56px 16px;
}
.left-pane .course img.cat-act {
  width: 160px;
  height: 190px;
  left: -80px !important;
  top: 160px !important;
}
.left-pane .course .box {
  border: 1px solid #f15a24;
  box-shadow: 0 6px 2px -2px #a3280c;
  background: #f15a24;
  border-radius: 24px;
  padding: 8px 2px 4px;
}
.left-pane .course .box .title {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.5;
  margin-top: 0 !important;
  padding: 0 24px;
}
.left-pane .course .box .title .book-name {
  font-size: 24px;
  font-weight: 600;
}
.left-pane .course .box .content {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  background: #fff;
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
  margin: 0 !important;
  padding-left: 24px !important;
  padding-right: 24px !important;
  padding-top: 4px;
  padding-bottom: 4px;
  color: #000;
}
.left-pane .course .box .content .text {
  text-align: justify;
  font-weight: 500;
  min-height: 100px;
}
.left-pane .course .box .content .time {
  font-weight: 500;
}
.left-pane .course .box .content .price {
  text-decoration: line-through;
  font-size: 20px;
  margin-bottom: 0 !important;
  margin-right: 0 !important;
}
.left-pane .course .box .content .price-sale {
  display: flex;
  gap: 4px;
  align-items: baseline;
  justify-content: flex-end;
}
.left-pane .course .box .content .price-sale .sale {
  font-size: 24px;
  color: #f15a24;
}
.left-pane .course .box .content .free {
  font-size: 24px;
  text-align: end;
  font-weight: 700;
}
.left-pane .course .box .content .col-xs-5 {
  padding-left: 0 !important;
  padding-right: 0 !important;
  padding-bottom: 4px;
  display: flex;
  align-items: flex-end;
}
.pl-0 {
  padding-left: 0 !important;
}
.pr-0 {
  padding-right: 0 !important;
}
.action {
  text-align: center;
}
.action .action-btn.try {
  background-color: #8ac449;
  margin-right: 6px;
}
.action .action-btn.buy {
  background-color: #db4633;
}
/* // Respponsive */
@media screen and (max-width: 640px) {
  .course {
    padding: 0 0 16px !important;
 }
}