.above{background:url(../../ch08/images/above_off.png);width:100%;max-width:417px;margin:10px auto 0 auto}.above:hover{background:url(../../ch08/images/above_on.png)}.above_valid{background:url(../../ch08/images/above_valid.png);width:100%;max-width:417px;margin:10px auto 0 auto}.above_wrong{background:url(../../ch08/images/above_wrong.png);width:100%;max-width:417px;margin:10px auto 0 auto}.above_disabled{background:url(../../ch08/images/above_disabled.png);width:100%;max-width:417px;margin:10px auto 0 auto}.below{background:url(../../ch08/images/below_off.png);width:100%;max-width:417px;margin:0 auto 10px auto}.below:hover{background:url(../../ch08/images/below_on.png)}.below_valid{background:url(../../ch08/images/below_valid.png);width:100%;max-width:417px;margin:0 auto 10px auto}.below_wrong{background:url(../../ch08/images/below_wrong.png);width:100%;max-width:417px;margin:0 auto 10px auto}.below_disabled{background:url(../../ch08/images/below_disabled.png);width:100%;max-width:417px;margin:0 auto 10px auto}.conceptcheck_navigation_08_01{clear:both}.btm_finished{background:url(../../ch08/images/btm_finished_off.png);width:100%;max-width:174px;margin:10px auto 0 auto;float:right}.btm_finished:hover{background:url(../../ch08/images/btm_finished_on.png)}.btm_back{background:url(../../ch08/images/btm_back_off.png);width:100%;max-width:380px;margin:10px auto 0 auto;float:left}.btm_back:hover{background:url(../../ch08/images/btm_back_on.png)}.btm_forward{background:url(../../ch08/images/btm_forward_off.png);width:100%;max-width:380px;margin:10px auto 0 auto;float:right}.btm_forward:hover{background:url(../../ch08/images/btm_forward_on.png)}.debug{clear:both;padding-top:20px}.debug table tr th{padding:5px;background-color:rgba(255,255,255,.5);font-size:16px}.debug table tr:hover{background-color:rgba(255,204,102,.5)}.debug table tr td{padding:5px;border:1px dotted #fc6}.table_results{padding:5px}.table_results table{width:100%}.table_results table tr{border-bottom:1px dashed #699}.table_results table tr.tophead{border-bottom:5px solid #699}.table_results table tr.tophead td{color:#9cc}.table_results table tr.bottomhead{border-bottom:none;border-top:2px solid #699}.table_results table tr.bottomhead td,.table_results table tr.bottomhead td:first-of-type{color:#fc6}.table_results table tr.bottomhead td .percent{color:#f99}.table_results table tr td{border-right:1px dashed #699;padding:10px;width:28%;color:#ffc;font-weight:800}.table_results table tr td:first-of-type{width:6%;color:#9cc}.table_results table tr td:first-of-type{border-right:5px solid #699}.table_game{padding:5px}.table_game table{width:100%}.table_game table tr{border-bottom:3px solid #699}.table_game table tr.tophead{border-bottom:8px solid #699}.table_game table tr.bottomhead td,.table_game table tr.tophead td{color:#fff}.table_game table tr.bottomhead{border-bottom:none}.table_game table tr.blue{background-color:#3db6d6}.table_game table tr.yellow{background-color:#e6e672}.table_game table tr.green{background-color:#3dd67a}tr.blue td:first-of-type,tr.green td:first-of-type,tr.yellow td:first-of-type{background-color:#366}.table_game table tr td{border-right:3px solid #699;padding:10px;width:23%;color:#000;font-weight:800}.table_game table tr td:first-of-type{width:6%}.table_game table tr td:first-of-type,.table_game table tr td:last-of-type{border-right:8px solid #699}.table_game .circle{border:2px solid #000;border-radius:25px;color:#000;padding:3px 10px}.answer_accompany .circle_error{background-color:#f2dede;border:2px solid #a94442;border-radius:25px;color:#a94442;padding:3px 10px;line-height:200%}.answer_accompany .circle_valid{background-color:#dff0d8;border:2px solid #3c763d;border-radius:25px;color:#3c763d;padding:3px 10px;line-height:200%}.clickable{transition:background-color .5s ease}.clickable:hover{background-color:rgba(0,0,0,.5);font-weight:200;color:#999;cursor:pointer}.clicked_correct{color:#3c763d;border:2px solid #3c763d;background-color:#dff0d8}.clicked_wrong{color:#a94442;border:2px solid #a94442;background-color:#f2dede}.ptop20{padding-top:20px}.denom{border-bottom:1px solid #fff}.solution{color:#fff;font-weight:800;font-size:110%}