Countdown Break Timer

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