.header {
                padding-top: 4px;
                padding-bottom: 4px;
            }

            .section-header {
                position: sticky;
                /* This is for fixing a Safari z-index issue. PR #2147 */
                margin-bottom: 0px;
            }

            @media screen and (min-width: 750px) {
                .section-header {
                    margin-bottom: 0px;
                }
            }

            @media screen and (min-width: 990px) {
                .header {
                    padding-top: 8px;
                    padding-bottom: 8px;
                }
            }