.imgContainer
{
    position: -webkit-sticky; /* Safari */
    position: sticky;
    top: 0;
}
    .imgContainer img
    {
        display:block;
        width:100%;
    }
    .imgContainer a
    {
        color:#000;
        text-align:center;
    }
    .imgContainer a:hover
    {
        text-decoration:none;
        color:#555;
    }
.member li
{
    margin-left:1em;
}
h1 {
	margin-bottom: 100px;
	text-align: left;
	font-size: 2.5em;
	font-weight:bold;
	color: #c5c7ca;
	margin: 0 0 30px 0;
}
    h1 span {
        text-align: left;
        font-size: 1.5em;
        color: #000;
        width: 100%;
        display: block;
        margin: -50px 0 0 130px;
    }