C#使用按钮更改窗体的背景色

using System;
using System.Windows.Forms;

namespace ChangeBackgroundColor
{
    public partial class MainForm : Form
    {
        public MainForm()
        {
            InitializeComponent();
        }

        private void changeColorButton_Click(object sender, EventArgs e)
        {
            // 生成一个随机颜色
            Random random = new Random();
            Color randomColor = Color.FromArgb(random.Next(256), random.Next(256), random.Next(256));

            // 更改窗体的背景色
            this.BackColor = randomColor;
        }
    }
}