Trying_new

const totalHeight = [...boxBlocks].reduce((acc, item) => acc + item.offsetHeight, 0);
console.log(`Total height: ${totalHeight}px`);

// "Total height: 684px"

myOptions = [
    { label: 'SSS', value: 'SSS' },
    { label: 'SPC', value: 'SPC' },
    { label: 'SCR', value: 'SCR' },
    { label: 'ALASK', value: 'ALASK' },
    { label: 'ALBAN', value: 'ALBAN' },
    { label: 'MAYO1', value: 'MAYO1' },
    { label: 'GENZY', value: 'GENZY' }
]
let elQuery = '.criteria__activity'
 VirtualSelect.init({
    ele: elQuery,
    options: myOptions,
    hideClearButton: true,
    multiple: true,
    placeholder: '',
    searchPlaceholderText: 'Search here..'
});

let vs = document.querySelector(elQuery)

vs.addEventListener('beforeClose', () => {
  if (vs.value.length == 0) {
    document.querySelector('.criteria-block .criteria__activity-label').classList.remove('anim')
  }
});

vs.addEventListener('beforeOpen', () => {
  document.querySelector('.criteria-block .criteria__activity-label').classList.add('anim')
});