main {
  background: #090909;
}

.main {
  width: 100%;
  display: flex;
  margin: 0 auto;
}
.zuo {
  color: white;
    padding: 0 20px 20px 0;
  box-sizing: border-box;
  transition: width 0.3s ease, padding 0.3s ease;
  flex-shrink: 0;
  overflow: auto;
}

.zuo.closed {
  width: 0;
  padding: 0;
}

.rites {
  flex: 1;
  padding: 0 20px;
  transition: all 0.3s ease;
  position: relative;
}
.yincheng {
  position: absolute;
  right: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: none;
  z-index: 2;
  background: rgba(0, 0, 0, 0.4);
}
.ul_top {
     margin: 0 auto;
    padding-left: 24px;
    display: flex;
    flex-direction: row;
    align-content: flex-start;
    align-items: center;
    justify-content: center;
}
.ul_top li {
  display: flex;
  font-family: Nunito, Nunito;
  font-weight: 600;
  font-size: 16px;
  color: #fff;
  line-height: 20px;
  padding-left: 16px;
}
.icon-icon-home3:before {
  font-size: 18px;
  margin-right: 16px;
}
.xian {
  width: 100%;
  height: 2px;
  margin-top: 33px;
  border: 1px solid #5282ac;
}
.maintopic {
 display: flex;
 width: 100%;
    padding-top: 24px;
    justify-content: center;
}
.maintopic.full {
  width: calc(100vw - 40px);
}
.maintopicright {
    width: calc(80vw);
  display: flex;
  justify-content: space-between;
  overflow: auto;
  position: relative;
}
.maintopicrightlenteng {
  /* width: 2290px; */
  display: flex;
  gap: 12px;
}
.maintopicrightlenteng a {
    width: 232px;
}
.maintopicright dl {
  width: 100%;
}
.maintopicright dl dt {
  width: 100%;
  height: 160px;
  border-radius: 8px;
  -webkit-border-radius: 8px;
  -moz-border-radius: 8px;
  -ms-border-radius: 8px;
  -o-border-radius: 8px;
  overflow: hidden;
}
.maintopicright dl dt img {
  width: 100%;
  height: 100%;
  background: #d9d9d9;
}
.maintopicright dl dd p {
  font-family: Nunito, Nunito;
  font-weight: bold;
  font-size: 16px;
  color: #00a0e9;
  line-height: 20px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  margin-top: 8px;
}
.maintopicright dl dd h6 {
  background: #00a0e9;
  border-radius: 4px 4px 4px 4px;
  display: inline-block;
  font-family: Nunito, Nunito;
  font-weight: bold;
  font-size: 14px;
  color: #fff;
  line-height: 18px;
  padding: 2px 6px;
  margin-top: 10px;
}
.icon-collection-selected:before {
  margin-right: 4px;
}
.main_jianto {
  right: 10px;
  position: absolute;
  top: 30%;
  width: 34px;
  height: 34px;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-weight: 900;
  font-size: 16px;
  cursor: pointer;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  display: none;
}
.zuo_jianto {
  position: absolute;
  left: 10px;
  top: 30%;
  width: 34px;
  height: 34px;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-weight: 900;
  font-size: 16px;
  cursor: pointer;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  display: none;
}

.zuo_jianto:disabled {
  cursor: not-allowed;
  color: #ccc;
}
.main_jianto:disabled {
  cursor: not-allowed;
  color: #ccc;
}

.maintopicright:hover .main_jianto {
  display: block;
  display: flex;
  align-items: center;
  justify-content: center;
}

.maintopicright:hover .zuo_jianto {
  display: block;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ul_top li span {
  font-weight: 100;
  margin-right: 16px;
}

.advern {
 margin-top: 26px;
    display: flex;
    align-items: center;
    width: 80vw;
    margin: 0 auto;
    margin-top: 26px;
}
.tuer {
  font-family: Nunito, Nunito;
  font-weight: 800;
  font-size: 20px;
  color: #ffffff;
  line-height: 24px;
  margin-right: 24px;
}
.View {
  font-family: Nunito, Nunito;
  font-weight: bold;
  font-size: 14px;
  color: #a1d7f5;
  line-height: 18px;
}

@media (max-width: 900px) {
  .maintopicright {
    width: calc(95vw);
}
  .advern {
    width: 95vw;
}
  
  
  
}
@media (max-width: 750px) {
  .maintopic {
    padding-top: 12px;
  }
  .zuo {
  padding: 0 0px 20px 0px;
    width: 95%;
        margin: 0 auto;
  }
  .ul_top li {
    font-size: 16px;
    line-height: 20px;
    font-weight: 500;
    padding-left: 10px;
    padding-right: 4px;
  }
  .ul_top {
    padding-left: 0px;
    justify-content: flex-start;
  }
  .icon-icon-home3:before {
    font-weight: normal;
  }

  .xian {
    margin-top: 24px;
  }
.ul_top li span {
   
    margin-right: 6px;
}
  .maintopicright dl dd p {
    font-size: 14px;
    line-height: 18px;
    margin-top: 4px;
  }
  .maintopic {
    width: calc(100vw - 180px);
  }

  .maintopicright dl dd h6 {
    font-size: 12px;
    line-height: 16px;
    margin-top: 4px;
  }

  .maintopicrightlenteng a {
    width: 150px;
  }

  .maintopicright dl dt {
    height: 100px;
  }

  .rites {
    padding: 0 10px;
  }
  .maintopic.full {
    width: calc(100vw - 30px);
  }
}
@media (max-width: 500px) {
  .maintopic {
    width: calc(100vw - 20px);
  }
  .tuer {
    font-size: 16px;
    line-height: 20px;
  }
  .View {
    font-size: 12px;
    line-height: 16px;
  }

  .advTopp {
    margin-left: -15px !important;
    margin-right: -15px !important;
  }
  .main_jianto,.zuo_jianto{
display: none!important;
}



}