.dropbtn{border:none;color:#fff;cursor:pointer}.add_to_calendar{display:inline-block}.add_to_calendar-content{background-color:#f9f9f9;box-shadow:0 8px 16px 0 rgba(0,0,0,.2);display:none;overflow:auto;position:absolute}.add_to_calendar-content a{color:#000;display:block;padding:12px 16px;text-decoration:none}.add_to_calendar-content img{height:18px;width:18px}.add_to_calendar a:hover{background-color:#f1f1f1}.show{display:block}.claret:before{content:"\25BE"}