body{font-family:Arial,sans-serif}fieldset{max-width:760px;margin-bottom:20px;padding:10px}.form-group{justify-content:space-between;align-items:center;margin-bottom:15px;display:flex}label{width:240px;font-weight:700}input,select,button{flex-grow:1;padding:8px;font-size:14px}button{width:auto}button#generateConfig{color:#fff;background-color:#4caf50;border:1px solid #4caf50;font-size:large}#copyNotification{color:#fff;opacity:0;visibility:hidden;z-index:1000;background-color:#4caf50;border-radius:5px;padding:10px 20px;font-size:14px;transition:opacity .5s,visibility .5s;position:fixed;top:20px;left:50%;transform:translate(-50%)}#copyNotification.show{visibility:visible;opacity:1}