.textbox-left {
margin: 3.125rem 0;
background-color: #E3E8ED;
padding: 1.6875rem 1.4375rem; }
.textbox-left h3 {
margin-top: 0; }.sources {
margin-top: 3.125rem;
border-top: 2px solid #000;
padding-top: 1.875rem; }
.sources h3 {
margin-top: 0px; }
.sources ul {
margin-left: 1.25rem; }