我尝试更改按钮的文本颜色，但它仍然保持白色。isbeauty=UIButton()isbeauty.setTitle("Buy",forState:UIControlState.Normal)isbeauty.titleLabel?.textColor=UIColorFromRGB("F21B3F")isbeauty.titleLabel!.font=UIFont(name:"AppleSDGothicNeo-Thin",size:25)isbeauty.backgroundColor=UIColor.clearColor()isbeauty.layer.cornerRadius=5i
