Look at the example:
.container {
background-image:url("http://svgshare.com/i/3cM.svg");
background-position:center center;
background-repeat:no-repeat;
width:400px;
height:200px;
background-color:#eef;
border-bottom:1px solid #000;
background-size:100% 100%;
}
<div id="container1" class="container"></div>
Related question: Stretch a background image (SVG) to 100% width and 100% height?