const html = document.querySelector('html')
const botonCorto = document.querySelector('.app__card-button--corto')
const botonEnfoque = document.querySelector('.app__card-button--enfoque')
const botonLargo = document.querySelector('.app__card-button--largo')
botonCorto.addEventListener('click', () => {
html.setAttribute('data-contexto', 'descanso-corto')
} )
botonEnfoque.addEventListener('click', () => {
html.setAttribute('data-contexto', 'enfoque')
} )
botonLargo.addEventListener('click', () => {
html.setAttribute('data-contexto', 'descanso-largo')
} )
