Countdown Break Timer

<div <a <div <div btn" </div> s12 Minutes</a> std-center btn" waves-light countdown="20" <a <p><div id="startBreak" waves-effect <div std-left"> onclick="stopBreak()">Stop class="col btn onclick="startBreak()">Start s12 </div> </div> class="std-btn onclick="setCountdown(30);">30 <a std-center"> <input Minutes</a> waves-light waves-effect onclick="setCountdown(15);">15 onclick="setCountdown(10);">10 waves-light waves-light type="range" waves-light class="countdown"></div> class="std-right" countdown="60" waves-effect </div> waves-light </div> class="std-btn Minutes</a> onclick="setCountdown(20);">20 <a class="std-btn class="range-field std-center class="std-btn white-space: id="countdown" Timer disabled" border:0;" countdown="5" id="otherSlider" std-center /> btn" min="1" waves-light countdown="15" onchange="updateSliderText(this.value);" Minutes</a> waves-effect max="60" class="std-left" btn" class="std-btn Break waves-effect btn id="otherValue" Minutes</a> waves-effect std-center col <a waves-effect btn" std-center Countdown <a btn" countdown="10" Minutes</a> waves-light class="row"> std-center std-center"> class="std-btn id="countdown-slider" countdown="30" <a std-center waves-effect onclick="setCountdown(60);">60 std-left" style="width:160px; btn" std-center <div waves-effect class="std-btn Break</a> onclick="setCountdown(5);">5 <a id="stopBreak"class="std-btn style="width:400px; nowrap;"> <a display:inline; onclick="setCountdown(document.getElementById('otherSlider').value);">Other</a> class="input-field waves-light countdown="" class="row"> Break</a> <div class="std-btn