Why were the election results for Florida so critical in the 2000 election?

Map titled ‘Electoral Vote Counts by State, 2000.” States appear in a color and with a number on them as follows: Alabama – red, 9; Alaska – red, 3; Arizona- red, 8; Arkansas – red, 6; California – blue, 54; Colorado – red, 8; Connecticut – blue, 8; Delaware – blue, 3; Florida – red, 25; Georgia – red, 13; Hawaii – blue, 4; Idaho – red, 4; Illinois – blue, 22; Indiana – red, 12; Iowa – blue, 7; Kansas – red, 6; Kentucky –red, 8; Louisiana – red, 9; Maine – blue, 4; Maryland – blue, 10; Massachusetts – blue, 12; Mich

Question

Why were the election results for Florida so critical in the 2000 election?

Map titled ‘Electoral Vote Counts by State, 2000.” States appear in a color and with a number on them as follows: Alabama – red, 9; Alaska – red, 3; Arizona- red, 8; Arkansas – red, 6; California – blue, 54; Colorado – red, 8; Connecticut – blue, 8; Delaware – blue, 3; Florida – red, 25; Georgia – red, 13; Hawaii – blue, 4; Idaho – red, 4; Illinois – blue, 22; Indiana – red, 12; Iowa – blue, 7; Kansas – red, 6; Kentucky –red, 8; Louisiana – red, 9; Maine – blue, 4; Maryland – blue, 10; Massachusetts – blue, 12; Mich