Delimiter-first

.alex-boxes { display: flex; justify-content: space-around; } .lvl1 { color: darkred; } .lvl2 { color: darkgreen; } .lvl3 { color: darkblue; } .lvl1, .lvl2, .lvl3 { padding-right: 2px; } .lvl1:before, .lvl2:before, .lvl3:before { content: "<lvl"; } .lvl1:after, .lvl2:after, .lvl3:after { content: ">"; } cmnt { /* comments */ display: inline; color: #7f9f7f; } strn { /* string literals */ display: inline; color: #cc9393; } pnct { /* pu...