page {
  background-color: #f8f8f8;
}
.knowledge_qa_heder {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: #fff;
  z-index: 100;
}
.knowledge_qa_body {
  padding-top: 100rpx;
  padding-bottom: calc(30rpx + constant(safe-area-inset-bottom));
  padding-bottom: calc(30rpx + env(safe-area-inset-bottom));
}
.knowledge_qa_item {
  margin: 30rpx;
  padding: 0 30rpx;
  background-color: #fff;
  border-radius: 10rpx;
}
.knowledge_qa_item .title {
  color: #3d3d3d;
  font-size: 28rpx;
  padding: 30rpx 0 25rpx 0;
}
.knowledge_qa_item .cell_footer {
  padding: 30rpx 0;
  color: #999;
  font-size: 24rpx;
  border-top: 1rpx solid #eee;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.knowledge_qa_item .cell_footer .btn {
  color: #0082fa;
}