3.Accordion

function toggle() {
   const ExtraInformation= document.querySelector('#extra');

   const togglebuttonElement= document.querySelector('.head span.button');

   if(togglebuttonElement.textContent =='More'){
    ExtraInformation.style.display='block';
    togglebuttonElement.textContent ='Less';
   }
   else{
    ExtraInformation.style.display='none';
    togglebuttonElement.textContent ='More';
   }
}