<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>基本骨架</title> </head> <body> <h1>我是歌谣</h1> <form action="> 昵称:<input type="text" placeholder="亲输入昵称" > </form> <label><input type="radio" name="sex">男</label> <label><input type="radio" name="sex">女</label> <textarea>哈哈哈</textarea> </body> </html>