.modal{display:none;position:fixed;z-index:1;padding-top:75px;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:#000;background-color:rgb(0 0 0 / .4)}.modal-content{background-color:#fefefe;margin:auto;padding:20px;border:1px solid #888;max-width:500px;width:calc(100% - 40px)}.close{color:#aaa;float:right;font-size:28px;font-weight:700}.close:hover,.close:focus{color:#000;text-decoration:none;cursor:pointer}.calibration-gif{margin:auto;display:block}.modal-content>p{margin-bottom:10px}.modal-content>h2{margin-top:0}#bitti{margin:auto;display:block;margin-top:20px}