.container{width:80%;max-width:600px;margin:50px auto}button.accordion{width:100%;background-color:white;outline:0;text-align:left;padding:15px 20px;font-size:18px;cursor:pointer;transition:background-color .2s linear}button.accordion:after{font-family:FontAwesome;content:"\f067";font-family:"fontawesome";font-size:18px;float:right}button.accordion.is-open:after{content:"\f068"}button.accordion:hover,button.accordion.is-open{background-color:#ddd}.accordion-content{background-color:white;border-left:1px solid whitesmoke;border-right:1px solid whitesmoke;max-height:0;overflow:hidden;transition:max-height .5s ease-in-out}