#video-popup{display:none;position:fixed;width:100%;height:100vh;top:0;left:0;justify-content:center;align-items:center;outline-offset:-5px;z-index:1000}#video-popup:target{display:flex}#video-popup>div{pointer-events:auto;position:relative;display:flex;flex-flow:column;justify-content:center;align-content:center;width:70%;height:70%;padding:2ex;background-color:rgba(240,240,240,0.6);box-shadow:0 0 10px black;border-radius:4px;resize:both;overflow:auto}#video-popup>div video{max-width:100%;max-height:100%}#video-popup>div video.hidden{display:none}#video-popup>div .close{color:red;position:absolute;height:0;right:0.2ex;top:0;cursor:pointer;z-index:1002}#video-popup>div .close:hover{text-shadow:0 0 3px red;text-decoration:none}#quizzes-popup{display:none;z-index:1001;background-color:white;position:absolute;top:0;left:0;width:100%;min-height:100%;padding:1em;box-sizing:border-box}#quizzes-popup.shown{display:block}#quizzes-popup label:hover>div{box-shadow:0 0 2px 0 #aaa}#quizzes-popup label pre{display:inline-block;vertical-align:middle}#quizzes-popup b{font-weight:bold}