body {font-family: "Arial";}
.match-table-inner {font-size:10px;}

.countdown li:nth-child(1) > span.clocktext:before {content:'D';}
.countdown li:nth-child(2) > span.clocktext:before {content:'H';}
.countdown li:nth-child(3) > span.clocktext:before {content:'M';}
.countdown li:nth-child(4) > span.clocktext:before {content:'S';}