Countdown Break Timer

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