console 命令行工具 X clear
console
<!doctype html>
<html lang="en">
    <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width-device-width, nitial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title></title>
    <style>
        .one{
            width: 18px
            color: purple;
            font-align: center;
            font-weight: bold;

            
        }
    </style>
    </head>
    <body>
        <div class="one">
            <p color>你若安好，便是晴天.</p>
        </div>