h1
{
color:#FF0000;    /* h1大小红颜色文字 */
}

h2
{
color:#FFFF00    /* h2大小黄颜色文字 */
}

.button
{
width:300px;      /* 跑路按钮 */
height:100px;
background:url(button1.png);    
background-size:300px 100px; 
background-repeat: no-repeat;
background-position:center;
border:none;
}

.button:hover
{
background:url(button2.png);     /* 跑路按钮鼠标经过 */
background-size:300px 100px; 
background-repeat: no-repeat;
background-position:center;
}


.input
{
border-color:#FFFF00;     /* 输入密码框 */
border-width:10px;
font-size:36px;
width:300px;
height:50px;
}

.back
{
width:300px;      /* 返回按钮 */
height:100px;
background:url(back1.png);    
background-size:300px 100px; 
background-repeat: no-repeat;
background-position:center;
border:none;
}

.back:hover
{
background:url(back2.png);     /* 返回按钮鼠标经过 */
background-size:300px 100px; 
background-repeat: no-repeat;
background-position:center;
}

 /* 2022/2/27 */