当前页面如下所示： 正如您所看到的，顶部有很多空白区域。我似乎不知道如何让那个空白消失。这是 HTML：

            
            
Register
        

            First Name
            
            Last Name
            
            Email
             setEmail(e.target.value)}type="email" placeholder="Email" id="email" name="email" />
            Userame
            
            Password
             setPass(e.target.value)} type="password" placeholder="Password" id="password" name="password" />
            Retype Password
             setrepPass(e.target.value)} type="password" placeholder="Retype Password" id="repeatpassword" nam>
            Register
        
         props.onFormSwitch('login')}>Already have an account? Login here.