.core {
  background-color: #f4f4f4;
}
.core .queation-icon,
.core .card-item-icon,
.core .item-icon {
  flex-shrink: 0;
  margin-top: 3px;
}
.core .core-main {
  padding-top: 160px;
}
.core .core-main .yun-center {
  display: flex;
}
.core .core-main .yun-center .core-sidebar {
  width: 240px;
  height: 880px;
  background-color: #fff;
  border-radius: 16px;
  padding: 0 20px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items .item-title {
  display: flex;
  align-items: center;
  padding-top: 20px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items .item-title .icon {
  width: 16px;
  height: 16px;
  margin-right: 10px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items .item-title .icon.icon1 {
  background: url("/images/core/sidebar-icon-01.png") no-repeat center;
  background-size: 16px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items .item-title .icon.icon2 {
  background: url("/images/core/sidebar-icon-02.png") no-repeat center;
  background-size: 16px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items .item-title .icon.icon3 {
  background: url("/images/core/sidebar-icon-03.png") no-repeat center;
  background-size: 16px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items .item-title .icon.icon4 {
  background: url("/images/core/sidebar-icon-04.png") no-repeat center;
  background-size: 16px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items .item-title .icon.icon5 {
  background: url("/images/core/sidebar-icon-05.png") no-repeat center;
  background-size: 16px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items .item-title .title {
  font-weight: 900;
  font-size: 16px;
  color: #333333;
  line-height: 24px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items ul li {
  font-weight: 350;
  font-size: 14px;
  color: #333333;
  line-height: 21px;
  margin-top: 20px;
  margin-left: 16px;
}
.core .core-main .yun-center .core-sidebar .sidebar-items ul li.core-sidebar-active {
  color: #2254f5;
}
.core .core-main .yun-center .core-right {
  padding-left: 20px;
}
.core .core-main .yun-center .core-right .core-right-card {
  display: flex;
  justify-content: space-between;
  width: 940px;
  height: 300px;
  background: url("/images/core/core-bg.png") no-repeat center;
  background-size: 940px 300px;
}
.core .core-main .yun-center .core-right .core-right-card .left {
  margin-left: 60px;
  padding-top: 45px;
}
.core .core-main .yun-center .core-right .core-right-card .left .card-title {
  font-size: 24px;
  color: #2254f5;
  line-height: 36px;
  margin-bottom: 40px;
}
.core .core-main .yun-center .core-right .core-right-card .left .card-item {
  display: flex;
  margin-top: 20px;
}
.core .core-main .yun-center .core-right .core-right-card .left .card-item .card-item-icon {
  width: 16px;
  height: 16px;
  margin-right: 10px;
}
.core .core-main .yun-center .core-right .core-right-card .left .card-item .card-item-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.core .core-main .yun-center .core-right .core-right-card .left .card-item .card-item-text {
  font-size: 14px;
  color: #333333;
  line-height: 21px;
}
.core .core-main .yun-center .core-right .core-right-card .right {
  margin-left: 0;
}
.core .core-main .yun-center .core-right .right-title {
  font-weight: 900;
  font-size: 16px;
  color: #000000;
  line-height: 23px;
}
.core .core-main .yun-center .core-right .core-right-question {
  padding-top: 40px;
  margin-left: 20px;
}
.core .core-main .yun-center .core-right .core-right-question .queation-card {
  display: flex;
  flex-wrap: wrap;
  width: 900px;
  margin-top: 20px;
  background-color: #fff;
  border-radius: 8px;
  padding: 0 20px;
  padding-bottom: 20px;
}
.core .core-main .yun-center .core-right .core-right-question .queation-card .queation-items {
  display: flex;
  align-items: center;
  margin-top: 20px;
}
.core .core-main .yun-center .core-right .core-right-question .queation-card .queation-items .queation-icon {
  width: 16px;
  height: 16px;
  background: url("/images/core/queastion-icon-error.png") no-repeat center;
  background-size: 16px;
}
.core .core-main .yun-center .core-right .core-right-question .queation-card .queation-items .queation-text {
  margin-left: 10px;
  font-weight: 350;
  font-size: 14px;
  color: #000000;
  line-height: 20px;
}
.core .core-main .yun-center .core-right .core-right-what {
  margin-left: 20px;
  padding-top: 40px;
}
.core .core-main .yun-center .core-right .core-right-what .what-cards {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  width: 900px;
}
.core .core-main .yun-center .core-right .core-right-what .what-cards .what-card {
  width: 210px;
  height: 242px;
  background-color: #fff;
  border-radius: 8px;
  padding-top: 45px;
}
.core .core-main .yun-center .core-right .core-right-what .what-cards .what-card .what-card-icon {
  width: 40px;
  height: 40px;
  background-size: 40px;
  margin: 0 auto;
}
.core .core-main .yun-center .core-right .core-right-what .what-cards .what-card .what-card-title {
  text-align: center;
  margin-top: 20px;
  font-weight: 500;
  font-size: 16px;
  color: #333333;
  line-height: 23px;
}
.core .core-main .yun-center .core-right .core-right-what .what-cards .what-card .what-card-text {
  width: 165px;
  font-weight: 350;
  font-size: 12px;
  color: #999999;
  line-height: 21px;
  margin: 10px auto 0;
}