Countdown Break Timer

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