我创建了这样的按钮:
http://jsfiddle.net/ry4r8emy/3/
<a href="#"><div class="button">Become VIP now!</div></a>
.button {
margin: 0 auto;
display: inline-block;
font-size: 22px;
font-family: 'Raleway', sans-serif;
text-align: center;
line-height: 1.42857143;
white-space: nowrap;
vertical-align: middle;
padding: 10px 15px;
background-color: rgba(61, 61, 61, 0.99);
background-image: url("../images/bg.png");
background-position: 0 100px;
text-decoration: none;
color: rgba(236, 236, 236, 0.99);
-webkit-transition: 500ms linear;
-moz-transition: 500ms linear;
-o-transition: 500ms linear;
-ms-transition: 500ms linear;
transition: 500m linear;
由于某种原因,保证金:汽车无法使其居中......
请帮帮我。