Countdown Break Timer

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