<![endif] Google Tag Manager End Google Tag Manager Skip to Content ↓ A absolutely positioned DIV to help displaying the locations of break points <div class="dev-grid"> <div class="dev-grid-content"> <div class="col col1">Col 1</div> <div class="col col2">Col 2</div> <div class="col col3">Col 3</div> <div class="col col4">Col 4</div> <div class="col col5">Col 5</div> <div class="col col6">Col 6</div> <div class="col col7">Col 7</div> <div class="col col8">Col 8</div> <div class="col col9">Col 9</div> <div class="col col10">Col 10</div> <div class="col col11">Col 11</div> <div class="col col12">Col 12</div> </div> </div> The breakpoint grid is used by javascript to determine if these 1px by 1px points are visible. Each point corresponds to a given break point where only it will be visible. This allows us to not worry about...