div {
content: "";
position: absolute;
left: 0;
display: block;
width: 14px;
top: 0;
height: 0;
-webkit-box-shadow: 1px 10px 1px 1px #69737d,1px 16px 1px 1px #69737d,1px 22px 1px 1px #69737d;
box-shadow: 0 10px 0 1px #69737d,0 16px 0 1px #69737d,0 22px 0 1px #69737d;
}