What effect does the style of this long sentence achieve?

is this a question or a comment

i think the answer would mist likely be an adjective clause, because unhappy is an adjective.

i think continuous as the stars that shine and twinkle on the milky way, they

stretched in never-ending line along the margin of a bay; ten thousand saw

i at glance, tossing their heads in sprightly dance.

the grass-plot before the jail, in prison lane, on a certain summer morning, not less than two centuries ago, was occupied by a pretty large number of the inhabitants of boston; all with their eyes intently fastened on the iron-clamped oaken door.

— the scarlet letter,

nathaniel hawthorne

''eyes intently fastened''

''iron-clamped oaken door''

are the answers