<div> <div class="chart-wrap"> <div id="chart"> <apexchart type="donut" width="380" :options="chartOptions" :series="series"></apexchart> </div> </div> <div class="actions"> <button @click="appendData"> + ADD </button> <button @click="removeData"> - REMOVE </button> <button @click="randomize"> RANDOMIZE </button> <button @click="reset"> RESET </button> </div> </div>