Countdown Break Timer

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