<head>
<style>
table, tr, th, td { border: 1px solid black; text-align: center; }
-.day_row:nth-child(7n+2) { background-color: yellow; }
+.day_row:nth-child(7n+1) { background-color: yellow; }
.district_name { writing-mode: vertical-rl; transform: rotate(180deg); }
.bonus_data th { font-weight: normal; }
.new_infections { font-weight: bold; }