Countdown Break Timer

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