.lou-kong {
width: 500px;
height: 200px;
margin: 100px auto;
font-size: 100px;
background-color: #000;
line-height: 200px;
padding: 100px 50px;
-webkit-text-stroke: 1px red;
font-family: SimSun;
color: transparent;
text-shadow: 10px 0px 10px #f0f,
10px 0px 20px #f0f,
10px 0px 30px #f0f;
}
<div class="lou-kong">您好</div>