html,
body {
    margin: 0px;
    padding: 0px;
    width: 100%;
    height: 100%;
    overflow: hidden;
}
body {
    font: 100%/1.5 "proximanova", trebuchet ms, Verdana, Arial, Helvetica, sans-serif;
}
header {
    position: relative;
    padding: 10px 20px;
    background: white;
    color: #333333;
    font-size: 20px;
    box-shadow: 0 2px 14px rgba(0, 0, 0, .2);
    font-weight: 300;
}
header:after {
    content: '';
    /*background: url("test.png");*/
    opacity: 0.1;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    position: absolute;
    z-index: 0;
}
header .pipe {
    display: inline-block;
    padding: 0 .5em;
    color: rgba(255, 255, 255, 0.3);
}
header span {
    display: inline-block;
    font-size: 14px;
    font-weight: 300;
    color: #333333;
}