.sign-in-drop-shadow {
    -webkit-box-shadow: 5px 5px 25px 0px rgba(0,0,0,0.5);
    -moz-box-shadow: 5px 5px 25px 0px rgba(0,0,0,0.5);
    box-shadow: 5px 5px 25px 0px rgba(0,0,0,0.5);
}

a.sign-in-link:hover {
    cursor: pointer;
}