body {
  background: whitesmoke;
  padding-top: 70px;
}

.panel {
  -webkit-box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.2);
  -moz-box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.2);
  box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.2);
}