<div class="row">
<!--选择图片按钮-->
<div class="col-xs-12" align="center" id="view">
<img id="upload_img" src="img/enroll/upload-btn.png" style="width: 254px;height: 246px;" />
<input id="file" type="file" class="inputstyle" accept="image/*" />
</div>
</div>
<style>
.inputstyle {
width: 250px;
height: 250px;
position: relative;
cursor: pointer;
outline: medium none;
filter: alpha(opacity=0);
-moz-opacity: 0;
opacity: 0;
top: -80%;
left: 10px;
}
</style>