WebAlert: CSS cleanup

(closes #1644)

Signed-off-by: Eirini Psallida <eirini.psallida@cern.ch>
1: D100 Docstring missing
2: I102 copyright year is outdated, expected 2014 but got 2011
24:6: E126 continuation line over-indented for hanging indent
36:1: E302 expected 2 blank lines, found 1
36: D101 Docstring missing
37:48: E251 unexpected spaces around keyword / parameter equals
37:50: E251 unexpected spaces around keyword / parameter equals
37: D401 First line should be imperative: 'Add', not 'Adds'
37: D202 No blank lines allowed *after* method docstring, found 1
37: D400 First line should end with '.', not 't'
51:9: F841 local variable '_' is assigned to but never used
54:17: E126 continuation line over-indented for hanging indent
54:24: E203 whitespace before ':'
55:23: E203 whitespace before ':'
56:15: E126 continuation line over-indented for hanging indent
59: D401 First line should be imperative: 'Display', not 'Displays'
59: D202 No blank lines allowed *after* method docstring, found 1
59: D400 First line should end with '.', not 'y'
96: D401 First line should be imperative: 'Display', not 'Displays'
96: D202 No blank lines allowed *after* method docstring, found 1
96: D400 First line should end with '.', not 'e'
114:18: E126 continuation line over-indented for hanging indent
114:27: E203 whitespace before ':'
115:30: E203 whitespace before ':'
116:16: E126 continuation line over-indented for hanging indent
117:28: E203 whitespace before ':'
123:19: E126 continuation line over-indented for hanging indent
123:25: E203 whitespace before ':'
124:17: E126 continuation line over-indented for hanging indent
127: D401 First line should be imperative: 'Display', not 'Displays'
127: D202 No blank lines allowed *after* method docstring, found 1
172:18: E126 continuation line over-indented for hanging indent
172:31: E203 whitespace before ':'
173:30: E203 whitespace before ':'
174:25: E203 whitespace before ':'
175:16: E126 continuation line over-indented for hanging indent
210:18: E126 continuation line over-indented for hanging indent
211:30: E203 whitespace before ':'
212:25: E203 whitespace before ':'
213:24: E203 whitespace before ':'
214:30: E203 whitespace before ':'
215:29: E203 whitespace before ':'
216:28: E203 whitespace before ':'
217:27: E203 whitespace before ':'
218:26: E203 whitespace before ':'
219:25: E203 whitespace before ':'
220:30: E203 whitespace before ':'
221:29: E203 whitespace before ':'
222:28: E203 whitespace before ':'
223:23: E203 whitespace before ':'
224:22: E203 whitespace before ':'
225:27: E203 whitespace before ':'
227:32: E203 whitespace before ':'
229:16: E126 continuation line over-indented for hanging indent
246:22: E126 continuation line over-indented for hanging indent
246:27: E203 whitespace before ':'
247:26: E203 whitespace before ':'
248:33: E203 whitespace before ':'
249:34: E203 whitespace before ':'
250:20: E126 continuation line over-indented for hanging indent
260: D401 First line should be imperative: 'Display', not 'Displays'
260: D202 No blank lines allowed *after* method docstring, found 1
260: D400 First line should end with '.', not 's'
320:24: E126 continuation line over-indented for hanging indent
320:28: E203 whitespace before ':'
321:30: E203 whitespace before ':'
322:37: E203 whitespace before ':'
323:38: E203 whitespace before ':'
324:39: E203 whitespace before ':'
325:34: E203 whitespace before ':'
326:38: E203 whitespace before ':'
327:31: E203 whitespace before ':'
328:32: E203 whitespace before ':'
329:22: E126 continuation line over-indented for hanging indent
365:28: E203 whitespace before ':'
366:32: E203 whitespace before ':'
367:32: E203 whitespace before ':'
368:35: E203 whitespace before ':'
369:92: E502 the backslash is redundant between brackets
369:33: E203 whitespace before ':'
370:56: E131 continuation line unaligned for hanging indent
371:30: E203 whitespace before ':'
372:30: E203 whitespace before ':'
373:31: E203 whitespace before ':'
374:30: E203 whitespace before ':'
375:31: E203 whitespace before ':'
376:27: E203 whitespace before ':'
377:28: E203 whitespace before ':'
378:25: E203 whitespace before ':'
384:61: E231 missing whitespace after ':'
385:59: E231 missing whitespace after ':'
386:63: E231 missing whitespace after ':'
392:59: E231 missing whitespace after ':'
394:30: E203 whitespace before ':'
395:29: E203 whitespace before ':'
396:32: E203 whitespace before ':'
397:19: E121 continuation line under-indented for hanging indent
406: D401 First line should be imperative: 'Display', not 'Displays'
406: D202 No blank lines allowed *after* method docstring, found 1
406: D400 First line should end with '.', not 's'
462:23: E126 continuation line over-indented for hanging indent
462:27: E203 whitespace before ':'
463:33: E203 whitespace before ':'
464:31: E203 whitespace before ':'
465:21: E126 continuation line over-indented for hanging indent
470:29: E203 whitespace before ':'
478:22: E126 continuation line over-indented for hanging indent
478:29: E203 whitespace before ':'
479:32: E203 whitespace before ':'
480:31: E203 whitespace before ':'
481:28: E203 whitespace before ':'
482:26: E203 whitespace before ':'
484:37: E203 whitespace before ':'
485:33: E203 whitespace before ':'
486:20: E126 continuation line over-indented for hanging indent
491:17: E203 whitespace before ':'
496: D102 Docstring missing
500: D102 Docstring missing
503: D102 Docstring missing
510:17: E125 continuation line with same indent as next logical line
510:53: E261 at least two spaces before inline comment
573:8: E122 continuation line missing indentation or outdented
574:8: E122 continuation line missing indentation or outdented
575:8: E122 continuation line missing indentation or outdented
576:8: E122 continuation line missing indentation or outdented
577:8: E122 continuation line missing indentation or outdented
578:8: E122 continuation line missing indentation or outdented
579:8: E122 continuation line missing indentation or outdented
580:8: E122 continuation line missing indentation or outdented
581:8: E122 continuation line missing indentation or outdented
640:9: E303 too many blank lines (2)
650:5: E303 too many blank lines (2)
650: D290 White spaces around docstring should be trimmed.
650: D202 No blank lines allowed *after* method docstring, found 1