- << " --container-ratio 119, 133, 137, 138, 166, 178, 185 or 239\n"
- << " --content-ratio 119, 133, 137, 138, 166, 178, 185 or 239\n"
+ << " --container-ratio <ratio> 119, 133, 137, 138, 166, 178, 185 or 239\n"
+ << " --content-ratio <ratio> 119, 133, 137, 138, 166, 178, 185 or 239\n"
+ << " -s, --still-length <n> number of seconds that still content should last\n"