.dropbtn{padding:16px;font-size:16px}.dropup{position:relative;display:inline-block}.dropup-content{display:none;position:absolute;bottom:50px;background-color:#f1f1f1;min-width:150px;box-shadow:0 8px 16px 0 rgba(0,0,0,.2);z-index:1}.dropup-content a{color:#000;padding:5px 5px;text-decoration:none;display:block}.dropup-content a:hover{background-color:#ddd}.dropup:hover .dropup-content{display:block}.collapsible{background-color:#777;color:#fff;cursor:pointer;padding:18px;width:100%;border:none;text-align:left;outline:0;font-size:15px}.active,.collapsible:hover{background-color:#555}.collapsible:after{content:'\002B';color:#fff;font-weight:700;float:right;margin-left:5px}.active:after{content:"\2212"}.content{padding:0 18px;max-height:0;overflow:hidden;transition:max-height .2s ease-out;background-color:#f1f1f1}input[type=text]{width:100%;padding:12px;border:1px solid #ccc;border-radius:4px;box-sizing:border-box;resize:vertical}.video-container{margin-top:50px;display:flex;justify-content:center}.video-container iframe{width:100%;max-width:50%;aspect-ratio:16/9;border:0}.w3-myClassGrey{border:none;display:inline-block;padding:8px 16px;vertical-align:middle;overflow:hidden;text-decoration:none;text-align:center;cursor:pointer;white-space:nowrap;color:#fff;background-color:#616161;margin-top:10px;margin-bottom:10px;border-radius:8px}.w3-myClassGreen{border:none;display:inline-block;padding:8px 16px;vertical-align:middle;overflow:hidden;text-decoration:none;text-align:center;cursor:pointer;white-space:nowrap;color:#fff;background-color:#4caf50;margin-top:10px;margin-bottom:10px;border-radius:8px}.w3-myClassBlue{border:none;display:inline-block;padding:8px 16px;vertical-align:middle;overflow:hidden;text-decoration:none;text-align:center;cursor:pointer;white-space:nowrap;color:#fff;background-color:#2196f3;margin-top:10px;margin-bottom:10px;border-radius:8px}.w3-myClassGrey:hover{background-color:#bfbfbf;color:#000}.w3-myClassMenu{display:block;width:100%;padding:8px 16px;text-align:left;white-space:normal;color:#f2f2f2;background-color:inherit;text-decoration:none;border:none;outline:0;overflow:hidden;cursor:pointer;float:none}.w3-myClassMenu:hover{background-color:#fff;color:#000}.w3-myClassBrown{border:none;display:inline-block;padding:8px 16px;vertical-align:middle;overflow:hidden;text-decoration:none;text-align:center;cursor:pointer;white-space:nowrap;color:#fff;background-color:#795548;margin-top:16px;margin-bottom:16px;border-radius:8px}.w3-myClassBrown:hover{background-color:#bcaaa3;color:#000}.w3-myClassMargin{margin-left:10px;margin-right:10px}.btnMargin{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;margin-bottom:10px}h1{font-size:2em}h2{font-size:1.75em}