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GradientType=0);background-color:#0f659d;background-image:-moz-linear-gradient(top,#106daa,#0d588a);background-image:-ms-linear-gradient(top,#106daa,#0d588a);background-image:-webkit-gradient(linear,0 0,0 100%,from(#106daa),to(#0d588a));background-image:-webkit-linear-gradient(top,#106daa,#0d588a);background-image:-o-linear-gradient(top,#106daa,#0d588a);background-image:linear-gradient(top,#106daa,#0d588a);background-repeat:repeat-x;border-color:#0d588a #0d588a #062b44;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.jquery .btn:not(.loading):not(.disabled):hover{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#1385d0', endColorstr='#0d588a', GradientType=0);background-color:#1173b4;background-image:-moz-linear-gradient(top,#1385d0,#0d588a);background-image:-ms-linear-gradient(top,#1385d0,#0d588a);background-image:-webkit-gradient(linear,0 0,0 100%,from(#1385d0),to(#0d588a));background-image:-webkit-linear-gradient(top,#1385d0,#0d588a);background-image:-o-linear-gradient(top,#1385d0,#0d588a);background-image:linear-gradient(top,#1385d0,#0d588a);background-repeat:repeat-x;border-color:#0d588a #0d588a #062b44;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.jquery .btn:focus{outline-color:#a1490f}.jquery select:focus,.jquery input:focus{outline-color:#0f67a1}.jquery a:not(.btn):hover,.jquery a:not(.btn):focus{color:#0f67a1}.jquery .details-button:focus{color:#0f67a1!important}.jquery .details-button:focus:after{border-bottom-color:#0f67a1!important;border-top-color:#0f67a1!important}.jquery .progress-stub,.jquery .bar{background-color:#0f67a1}.jquery .latest,.jquery .linesTyped{color:#0f67a1}.jquery .lesson-button{background-color:#0f67a1!important}.no-js .jquery .lesson-button:hover{cursor:default}.jquery .lesson-button:after{background-color:#0f67a1;border-color:#0b4972;color:#020d15}.jquery .lesson-button.repeatingLesson .metadata{background-color:rgba(15,103,161,.30000000000000004)}.jquery .lesson-button .metadata .name,.jquery .lesson-button .metadata .selection,.jquery .lesson-button .metadata .completed-lines{color:#0f67a1}.jquery .lesson-button .progress .metadata{background-color:#0f67a1;border:1px solid #0d588a}.jquery .lesson-button:hover{-webkit-box-shadow:0 1px 3px #0f67a1;-moz-box-shadow:0 1px 3px #0f67a1;box-shadow:0 1px 3px #0f67a1}.jquery .lesson-button:focus,.jquery .lesson-button.just_created{-webkit-box-shadow:0 0 6px 1px rgba(15,103,161,.75);-moz-box-shadow:0 0 6px 1px rgba(15,103,161,.75);box-shadow:0 0 6px 1px rgba(15,103,161,.75)}.rails .btn{border:1px solid #b02b2c;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#b82d2e', endColorstr='#9c2627', GradientType=0);background-color:#ad2a2b;background-image:-moz-linear-gradient(top,#b82d2e,#9c2627);background-image:-ms-linear-gradient(top,#b82d2e,#9c2627);background-image:-webkit-gradient(linear,0 0,0 100%,from(#b82d2e),to(#9c2627));background-image:-webkit-linear-gradient(top,#b82d2e,#9c2627);background-image:-o-linear-gradient(top,#b82d2e,#9c2627);background-image:linear-gradient(top,#b82d2e,#9c2627);background-repeat:repeat-x;border-color:#9c2627 #9c2627 #5e1718;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.rails .btn:not(.loading):not(.disabled):hover{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#d03e3f', endColorstr='#9c2627', GradientType=0);background-color:#bb3435;background-image:-moz-linear-gradient(top,#d03e3f,#9c2627);background-image:-ms-linear-gradient(top,#d03e3f,#9c2627);background-image:-webkit-gradient(linear,0 0,0 100%,from(#d03e3f),to(#9c2627));background-image:-webkit-linear-gradient(top,#d03e3f,#9c2627);background-image:-o-linear-gradient(top,#d03e3f,#9c2627);background-image:linear-gradient(top,#d03e3f,#9c2627);background-repeat:repeat-x;border-color:#9c2627 #9c2627 #5e1718;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.rails .btn:focus{outline-color:#2bb0af}.rails select:focus,.rails input:focus{outline-color:#b02b2c}.rails a:not(.btn):hover,.rails a:not(.btn):focus{color:#b02b2c}.rails .details-button:focus{color:#b02b2c!important}.rails .details-button:focus:after{border-bottom-color:#b02b2c!important;border-top-color:#b02b2c!important}.rails .progress-stub,.rails .bar{background-color:#b02b2c}.rails .latest,.rails .linesTyped{color:#b02b2c}.rails .lesson-button{background-color:#b02b2c!important}.no-js .rails .lesson-button:hover{cursor:default}.rails .lesson-button:after{background-color:#b02b2c;border-color:#872122;color:#350d0d}.rails .lesson-button.repeatingLesson .metadata{background-color:rgba(176,43,44,.30000000000000004)}.rails .lesson-button .metadata .name,.rails .lesson-button .metadata .selection,.rails .lesson-button .metadata .completed-lines{color:#b02b2c}.rails .lesson-button .progress .metadata{background-color:#b02b2c;border:1px solid #9c2627}.rails .lesson-button:hover{-webkit-box-shadow:0 1px 3px #b02b2c;-moz-box-shadow:0 1px 3px #b02b2c;box-shadow:0 1px 3px #b02b2c}.rails .lesson-button:focus,.rails .lesson-button.just_created{-webkit-box-shadow:0 0 6px 1px rgba(176,43,44,.75);-moz-box-shadow:0 0 6px 1px rgba(176,43,44,.75);box-shadow:0 0 6px 1px rgba(176,43,44,.75)}.riak .btn{border:1px solid #fe9925;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#fe9e2f', endColorstr='#fe8d0c', GradientType=0);background-color:#fe9721;background-image:-moz-linear-gradient(top,#fe9e2f,#fe8d0c);background-image:-ms-linear-gradient(top,#fe9e2f,#fe8d0c);background-image:-webkit-gradient(linear,0 0,0 100%,from(#fe9e2f),to(#fe8d0c));background-image:-webkit-linear-gradient(top,#fe9e2f,#fe8d0c);background-image:-o-linear-gradient(top,#fe9e2f,#fe8d0c);background-image:linear-gradient(top,#fe9e2f,#fe8d0c);background-repeat:repeat-x;border-color:#fe8d0c #fe8d0c #bc6501;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.riak .btn:not(.loading):not(.disabled):hover{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#feb158', endColorstr='#fe8d0c', GradientType=0);background-color:#fea339;background-image:-moz-linear-gradient(top,#feb158,#fe8d0c);background-image:-ms-linear-gradient(top,#feb158,#fe8d0c);background-image:-webkit-gradient(linear,0 0,0 100%,from(#feb158),to(#fe8d0c));background-image:-webkit-linear-gradient(top,#feb158,#fe8d0c);background-image:-o-linear-gradient(top,#feb158,#fe8d0c);background-image:linear-gradient(top,#feb158,#fe8d0c);background-repeat:repeat-x;border-color:#fe8d0c #fe8d0c #bc6501;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.riak .btn:focus{outline-color:#258afe}.riak select:focus,.riak input:focus{outline-color:#fe9925}.riak a:not(.btn):hover,.riak a:not(.btn):focus{color:#fe9925}.riak .details-button:focus{color:#fe9925!important}.riak .details-button:focus:after{border-bottom-color:#fe9925!important;border-top-color:#fe9925!important}.riak .progress-stub,.riak .bar{background-color:#fe9925}.riak .latest,.riak .linesTyped{color:#fe9925}.riak .lesson-button{background-color:#fe9925!important}.no-js .riak .lesson-button:hover{cursor:default}.riak .lesson-button:after{background-color:#fe9925;border-color:#ef8001;color:#894a01}.riak .lesson-button.repeatingLesson .metadata{background-color:rgba(254,153,37,.30000000000000004)}.riak .lesson-button .metadata .name,.riak .lesson-button .metadata .selection,.riak .lesson-button .metadata .completed-lines{color:#fe9925}.riak .lesson-button .progress .metadata{background-color:#fe9925;border:1px solid #fe8d0c}.riak .lesson-button:hover{-webkit-box-shadow:0 1px 3px #fe9925;-moz-box-shadow:0 1px 3px #fe9925;box-shadow:0 1px 3px #fe9925}.riak .lesson-button:focus,.riak .lesson-button.just_created{-webkit-box-shadow:0 0 6px 1px rgba(254,153,37,.75);-moz-box-shadow:0 0 6px 1px rgba(254,153,37,.75);box-shadow:0 0 6px 1px rgba(254,153,37,.75)}.scala .btn{border:1px solid #be181b;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#c7191c', endColorstr='#a71518', GradientType=0);background-color:#ba181a;background-image:-moz-linear-gradient(top,#c7191c,#a71518);background-image:-ms-linear-gradient(top,#c7191c,#a71518);background-image:-webkit-gradient(linear,0 0,0 100%,from(#c7191c),to(#a71518));background-image:-webkit-linear-gradient(top,#c7191c,#a71518);background-image:-o-linear-gradient(top,#c7191c,#a71518);background-image:linear-gradient(top,#c7191c,#a71518);background-repeat:repeat-x;border-color:#a71518 #a71518 #630d0e;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.scala .btn:not(.loading):not(.disabled):hover{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#e42529', endColorstr='#a71518', GradientType=0);background-color:#cb1f22;background-image:-moz-linear-gradient(top,#e42529,#a71518);background-image:-ms-linear-gradient(top,#e42529,#a71518);background-image:-webkit-gradient(linear,0 0,0 100%,from(#e42529),to(#a71518));background-image:-webkit-linear-gradient(top,#e42529,#a71518);background-image:-o-linear-gradient(top,#e42529,#a71518);background-image:linear-gradient(top,#e42529,#a71518);background-repeat:repeat-x;border-color:#a71518 #a71518 #630d0e;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.scala .btn:focus{outline-color:#18bebb}.scala select:focus,.scala input:focus{outline-color:#be181b}.scala a:not(.btn):hover,.scala a:not(.btn):focus{color:#be181b}.scala .details-button:focus{color:#be181b!important}.scala .details-button:focus:after{border-bottom-color:#be181b!important;border-top-color:#be181b!important}.scala .progress-stub,.scala .bar{background-color:#be181b}.scala .latest,.scala .linesTyped{color:#be181b}.scala .lesson-button{background-color:#be181b!important}.no-js .scala .lesson-button:hover{cursor:default}.scala .lesson-button:after{background-color:#be181b;border-color:#911215;color:#360708}.scala .lesson-button.repeatingLesson .metadata{background-color:rgba(190,24,27,.30000000000000004)}.scala .lesson-button .metadata .name,.scala .lesson-button .metadata .selection,.scala .lesson-button .metadata .completed-lines{color:#be181b}.scala .lesson-button .progress .metadata{background-color:#be181b;border:1px solid #a71518}.scala .lesson-button:hover{-webkit-box-shadow:0 1px 3px #be181b;-moz-box-shadow:0 1px 3px #be181b;box-shadow:0 1px 3px #be181b}.scala .lesson-button:focus,.scala .lesson-button.just_created{-webkit-box-shadow:0 0 6px 1px rgba(190,24,27,.75);-moz-box-shadow:0 0 6px 1px rgba(190,24,27,.75);box-shadow:0 0 6px 1px rgba(190,24,27,.75)}.guava .btn{border:1px solid #ee5549;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ef5e52', endColorstr='#ec3f32', GradientType=0);background-color:#ee5245;background-image:-moz-linear-gradient(top,#ef5e52,#ec3f32);background-image:-ms-linear-gradient(top,#ef5e52,#ec3f32);background-image:-webkit-gradient(linear,0 0,0 100%,from(#ef5e52),to(#ec3f32));background-image:-webkit-linear-gradient(top,#ef5e52,#ec3f32);background-image:-o-linear-gradient(top,#ef5e52,#ec3f32);background-image:linear-gradient(top,#ef5e52,#ec3f32);background-repeat:repeat-x;border-color:#ec3f32 #ec3f32 #bf1e12;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.guava .btn:not(.loading):not(.disabled):hover{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#f28178', endColorstr='#ec3f32', GradientType=0);background-color:#f0665c;background-image:-moz-linear-gradient(top,#f28178,#ec3f32);background-image:-ms-linear-gradient(top,#f28178,#ec3f32);background-image:-webkit-gradient(linear,0 0,0 100%,from(#f28178),to(#ec3f32));background-image:-webkit-linear-gradient(top,#f28178,#ec3f32);background-image:-o-linear-gradient(top,#f28178,#ec3f32);background-image:linear-gradient(top,#f28178,#ec3f32);background-repeat:repeat-x;border-color:#ec3f32 #ec3f32 #bf1e12;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.guava .btn:focus{outline-color:#49e2ee}.guava select:focus,.guava input:focus{outline-color:#ee5549}.guava a:not(.btn):hover,.guava a:not(.btn):focus{color:#ee5549}.guava .details-button:focus{color:#ee5549!important}.guava .details-button:focus:after{border-bottom-color:#ee5549!important;border-top-color:#ee5549!important}.guava .progress-stub,.guava .bar{background-color:#ee5549}.guava .latest,.guava .linesTyped{color:#ee5549}.guava .lesson-button{background-color:#ee5549!important}.no-js .guava .lesson-button:hover{cursor:default}.guava .lesson-button:after{background-color:#ee5549;border-color:#ea291a;color:#91170d}.guava .lesson-button.repeatingLesson .metadata{background-color:rgba(238,85,73,.30000000000000004)}.guava .lesson-button .metadata .name,.guava .lesson-button .metadata .selection,.guava .lesson-button .metadata .completed-lines{color:#ee5549}.guava .lesson-button .progress .metadata{background-color:#ee5549;border:1px solid #ec3f32}.guava .lesson-button:hover{-webkit-box-shadow:0 1px 3px #ee5549;-moz-box-shadow:0 1px 3px #ee5549;box-shadow:0 1px 3px #ee5549}.guava .lesson-button:focus,.guava .lesson-button.just_created{-webkit-box-shadow:0 0 6px 1px rgba(238,85,73,.75);-moz-box-shadow:0 0 6px 1px rgba(238,85,73,.75);box-shadow:0 0 6px 1px rgba(238,85,73,.75)}.xmonad .btn{border:1px solid #222;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#272727', endColorstr='#151515', GradientType=0);background-color:#202020;background-image:-moz-linear-gradient(top,#272727,#151515);background-image:-ms-linear-gradient(top,#272727,#151515);background-image:-webkit-gradient(linear,0 0,0 100%,from(#272727),to(#151515));background-image:-webkit-linear-gradient(top,#272727,#151515);background-image:-o-linear-gradient(top,#272727,#151515);background-image:linear-gradient(top,#272727,#151515);background-repeat:repeat-x;border-color:#151515 #151515 #000;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.xmonad .btn:not(.loading):not(.disabled):hover{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#3c3c3c', endColorstr='#151515', GradientType=0);background-color:#2c2c2c;background-image:-moz-linear-gradient(top,#3c3c3c,#151515);background-image:-ms-linear-gradient(top,#3c3c3c,#151515);background-image:-webkit-gradient(linear,0 0,0 100%,from(#3c3c3c),to(#151515));background-image:-webkit-linear-gradient(top,#3c3c3c,#151515);background-image:-o-linear-gradient(top,#3c3c3c,#151515);background-image:linear-gradient(top,#3c3c3c,#151515);background-repeat:repeat-x;border-color:#151515 #151515 #000;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.xmonad .btn:focus,.xmonad select:focus,.xmonad input:focus{outline-color:#222}.xmonad a:not(.btn):hover,.xmonad a:not(.btn):focus{color:#222}.xmonad .details-button:focus{color:#222!important}.xmonad .details-button:focus:after{border-bottom-color:#222!important;border-top-color:#222!important}.xmonad .progress-stub,.xmonad .bar{background-color:#222}.xmonad .latest,.xmonad .linesTyped{color:#222}.xmonad .lesson-button{background-color:#222!important}.no-js .xmonad .lesson-button:hover{cursor:default}.xmonad .lesson-button:after{background-color:#222;border-color:#080808;color:#000}.xmonad .lesson-button.repeatingLesson .metadata{background-color:rgba(34,34,34,.30000000000000004)}.xmonad .lesson-button .metadata .name,.xmonad .lesson-button .metadata .selection,.xmonad .lesson-button .metadata .completed-lines{color:#222}.xmonad .lesson-button .progress .metadata{background-color:#222;border:1px solid #151515}.xmonad .lesson-button:hover{-webkit-box-shadow:0 1px 3px #222;-moz-box-shadow:0 1px 3px #222;box-shadow:0 1px 3px #222}.xmonad .lesson-button:focus,.xmonad .lesson-button.just_created{-webkit-box-shadow:0 0 6px 1px rgba(34,34,34,.75);-moz-box-shadow:0 0 6px 1px rgba(34,34,34,.75);box-shadow:0 0 6px 1px rgba(34,34,34,.75)}.mercurial .btn{border:1px solid #00b5f1;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#00bdfb', endColorstr='#00a2d8', GradientType=0);background-color:#00b2ed;background-image:-moz-linear-gradient(top,#00bdfb,#00a2d8);background-image:-ms-linear-gradient(top,#00bdfb,#00a2d8);background-image:-webkit-gradient(linear,0 0,0 100%,from(#00bdfb),to(#00a2d8));background-image:-webkit-linear-gradient(top,#00bdfb,#00a2d8);background-image:-o-linear-gradient(top,#00bdfb,#00a2d8);background-image:linear-gradient(top,#00bdfb,#00a2d8);background-repeat:repeat-x;border-color:#00a2d8 #00a2d8 #00688b;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) rgba(0,0,0,.25)}.mercurial .btn:not(.loading):not(.disabled):hover{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#25c9ff', endColorstr='#00a2d8', GradientType=0);background-color:#16b9ef;background-image:-moz-linear-gradient(top,#25c9ff,#00a2d8);background-image:-ms-linear-gradient(top,#25c9ff,#00a2d8);background-image:-webkit-gradient(linear,0 0,0 100%,from(#25c9ff),to(#00a2d8));background-image:-webkit-linear-gradient(top,#25c9ff,#00a2d8);background-image:-o-linear-gradient(top,#25c9ff,#00a2d8);background-image:linear-gradient(top,#25c9ff,#00a2d8);background-repeat:repeat-x;border-color:#00a2d8 #00a2d8 #00688b;border-color:rgba(0,0,0,.1) rgba(0,0,0,.1) 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