.right_menu {
  width: 200px;
}
.right_menu_item {
  font-size: 16px;
  color: var(--gray);
  margin-bottom: 20px;
  display: block;
  line-height: 16px;
}
.right_menu_item:hover {
  color: var(--blue);
}
.right_menu .active {
  color: var(--blue);
}
.left_content {
  width: calc(100% - 250px);
}
.photo_content {
  padding: 30px 0;
  display: flex;
  justify-content: space-between;
}
.photo_list {
  display: flex;

  flex-wrap: wrap;
  justify-content: flex-start;
}

.photo_list .pic {
  display: block;
}
.photo_item {
  width: 120px;
  margin-bottom: 30px;
  padding: 20px;
}

.pic_btn {
  display: block;
}
.pic_img {
  display: block;
  margin-bottom: 10px;
}
.photo_list_nav {
  margin-top: 15px;
  display: flex;
  align-items: center;
  /* 右对齐 */
  justify-content: flex-end;
}
.photo_list_nav a {
  display: block;
  padding: 0 10px;
  font-family: Poppins_Bold, Arial, sans-serif;
}
.photo_list_nav a:hover {
  color: var(--blue);
}
.photo_list_nav a:last-child {
  padding-right: 0;
}

.photo_list_nav span {
  display: block;
}
.blue {
  color: var(--blue);
}
.mask {
}
.modal {
  width: 95%;
  position: absolute;
  top: 50px;
  height: 600px;
  z-index: 10;
  left: 50%;
  transform: translateX(-50%);
  background-color: #fff;
}
.modal_content {
  text-align: center;
  min-height: 500px;
  padding: 20px 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal_menu {
  display: flex;
  justify-content: center;
}
.modal_menu_item {
  cursor: pointer;
  margin: 0 10px;
  display: block;
}
.modal_close {
  display: block;
  width: 64px;
  position: absolute;
  top: 20px;
  cursor: pointer;
  right: 20px;
}
.mobile_right_menu {
  display: none;
}
#l_img {
  width: 90%;
  max-height:500px;
  /* 保持比例 */
  object-fit: contain;
}
#loading {
  position: absolute;
  width: 50px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
@media screen and (max-width: 1219px) {
  .photo_content {
    flex-direction: column;
  }
  .pc_right_menu {
    display: none;
  }
  .right_menu {
    width: 100%;
  }
  .mobile_right_menu {
    display: block;
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 40px;

    width: 100%;
    border: 1px solid var(--blue);
    font-family: Poppins_Bold, Arial, sans-serif;
    width: 100%;
  }
  .left_content {
    width: 100%;
  }
  .photo_item {
    width: 45%;
    padding: 5px;
  }
  .pic_img {
    width: 100%;
  }
  .photo_list_nav {
    justify-content: center;
    font-size: 24px;
  }
  .video_item {
    width: 100% !important;
  }
  .video_tit {
    width: 100% !important;
  }
}