p{
  margin-bottom: 0;
}
.banner article{
  height: 300px;
}

.banner_container {
  padding-top: 140px;
  text-align: center;
}

.nav_banner_text_title1 {
  font-size: 34px;
  font-weight: 500;
  color: #FFF;
  line-height: 48px;
  margin-bottom: 20px;

}
.nav_banner_text_title2 {
  font-size: 16px;
  font-weight: 400;
  color: #FFF;
  line-height: 28px;
}

/* 列表 */
.card-box {
  width: 1250px;
  margin: auto;
  flex-wrap: wrap;
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
}
.card-box .card-item {
  width: 380px;
  height: 490px;
  margin: 15px 15px 25px;
  border-radius: 10px;
  box-shadow: 0 0 30px 0 hsl(0deg 0% 74% / 28%);
  transition: all .3s;
  overflow: hidden;
}
.card-box .card-item .card-img{
  width: 380px;
  height: 224px;
}
.card-box .card-item .card-item-imgbox{
  width: 380px;
  height: 224px;
  text-align: center;
}
.card-box .card-item .card-item-imgbox .card-img{
  width: 305px;
  height: auto;
  margin-top: 20px;
}
.card-box .card-item .card-c {
  padding: 20px;
}
.card-box .card-item .card-c .c-t {
  line-height: 28px;
  font-size: 20px;
  color: #333;
  font-weight: 500;
  margin-bottom: 15px;
}
.card-box .card-item .card-c .c-s{
  font-size: 14px;
  color: #afb5b3;
  line-height: 20px;
  height: 88px;
  margin-bottom: 10px;
}
.card-box .card-item .card-c .line-overflow-1 {
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  word-break: break-all;
}
.card-box .card-item .card-c .c-c {
  font-size: 12px;
  color: #afb5b3;
}
.card-box .card-item .card-c .download {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 14px;
  color: #0095ff;
}
.card-box .card-item .card-c .download .d-btn {
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
}
.card-box .card-item .card-c .download .download-i{
  margin-right: 5px;
  width: 16px;
  height: 16px;
}