h5
{
margin: 15px -25px;
padding: 0 25px;
border-left: 5px solid #00a2ff;
background-color: #f7f7f7;font-size: 18px;
line-height: 40px;
}
h1,h2,h3,h4,h5,h6 {color: #333;font-weight: 400;margin: 0 0 30px 0;}

pre {
    /*控制代码不换行*/
    white-space: pre;
    word-wrap: normal;
}