<script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>  
<script src="lib/OpenLayers/ol.js"></script>  
<script src="olStyle/Light.js"></script>  
<style>  
    html,  
    body {  
        width: 100%;  
        height: 100%;  
        margin: 0;  
    }

    .map {  
        width: 100%;  
        height: 100%;  
        background: #f6f6f4;  
    }  
</style>