.carousel-control-prev-icon {
  background: url(../img/index/b_arrow.png) no-repeat left bottom;
  width: 3.125rem;
  height: 3.125rem;
}
.carousel-control-next-icon {
  background: url(../img/index/b_arrow.png) no-repeat right bottom;
  width: 3.125rem;
  height: 3.125rem;
}
.carousel-indicators li {
  display: inline-block;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: #0069d8;
  margin: 0 0.1875rem;
  cursor: pointer;
  border: none;
}
.carousel-indicators .active {
  width: 0.9375rem;
  height: 0.9375rem;
  border-radius: 1.25rem;
  background: #fff;
}
.product {
  margin: 3.125rem 0;
}
.product .pro_nav h4 {
  font-size: 1.75rem;
  text-align: center;
  color: #0057d5;
}
.product .pro_nav span {
  width: 3.25rem;
  height: 0.1875rem;
  background: #f98a04;
  margin: 0.9375rem auto;
  display: block;
}
.product .pro_nav p {
  color: #666;
  text-align: center;
}
.product .pro_nav ul {
  margin-top: 1.875rem;
  display: flex;
  flex-wrap: wrap;
}
.product .pro_nav ul li {
  text-align: center;
  background: #0057d5;
  border-radius: 0.3125rem;
  margin: 0.3125rem;
  position: relative;
  cursor: pointer;
  height: 3.125rem;
  line-height: 3.125rem;
  width: 14.375rem;
}
.product .pro_nav ul li a {
  display: block;
  width: 100%;
  height: 100%;
  color: #fff;
  position: relative;
  z-index: 22;
}
.product .pro_nav ul li div {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: #f98a04;
  z-index: 1;
  border-radius: 0.3125rem;
  transition: all 0.5s;
}
.product .pro_nav ul li:hover div {
  width: 100%;
}
.product .pro_con {
  margin-top: 1.875rem;
  display: flex;
  flex-wrap: wrap;
}
.product .pro_con li {
  width: 18.125rem;
  margin: 0.625rem 0.3125rem;
  cursor: pointer;
  overflow: hidden;
}
.product .pro_con li a {
  color: #fff;
}
.product .pro_con li a img {
  width: 100%;
  transition: all 0.5s;
}
.product .pro_con li a .items {
  height: 2.8125rem;
  color: #fff;
  text-align: center;
  line-height: 2.8125rem;
  background: #0057d5;
  transition: all 0.5s;
  width: 100%;
  position: relative;
  z-index: 9;
}
.product .pro_con li a .items .items_hover {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  z-index: -1;
  background: #f98a04;
  transition: all 0.5s;
}
.product .pro_con li:hover img {
  transform: scale(1.1);
}
.product .page {
  text-align: center;
  margin: 0.625rem;
  display: block;
  border-radius: 0.25rem;
}
.product .page li:not(:first-child):not(:last-child) {
  border-radius: 0;
}
.product .page li {
  display: inline-block;
  border: solid 0.0625rem #ddd;
}
.product .page li a {
  color: #333;
  padding: 0.5rem 0.75rem;
  line-height: 1.125rem;
  display: block;
  transition: all 1s cubic-bezier(0.175, 0.885, 0.32, 1) 0s;
  background: #fff;
}
.product .page li:first-child {
  border-radius: 0.25rem 0 0 0.25rem;
}
.product .page li:last-child {
  border-radius: 0.25rem 0 0 0.25rem;
}
.product .page .active a {
  background: #f3f3f3;
}