<header id="header">
<div class="row">
<div class="col-xs-12">
...
</div>
</div>
</header>#header {
background: url(../img/bg.jpg) 0 0 no-repeat fixed;
height: 100%;
overflow: hidden;
color: #FFFFFF
}
.row{
background: rgba(39,62,84,0.82);
overflow: hidden;
height: 100%;
z-index: 2;
}