Lessen clutter in BLAST results.

Boxes used to structure the results were also adding to the clutter. Primarily
this commit removes boxes from around the content. Instead we use left and
right padding for nested content, and border-bottom on the headers.

Databases searched is now shown for each query. And this my change further.

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>
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Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>