console 命令行工具 X clear

console

好
<span>hello</span>
<p>jack</p>

span {
    margin: 20px;
    margin-top: 300px;
    background: yellowgreen; 
    box-shadow: 0 0 0 10px #655, 0 0 0 15px deeppink,
                0 2px 5px 15px rgba(0, 0, 0, .6);

}

body {
    padding-top: 2px;
    overflow:hidden;
    position: absolute;
}

p {
    position: absolute;
    top: 300px;
}