[Task] Client_Modal SCSS 구현

[LauraBoraKim]

ISSUE

• Group: client, server
• Type: feature, delete
• Detail:

TODO

• LoginModal
• WithdrawModal
• SetAccountModal
• JoinPartyModal
• ConfirmPaymentModal
• SetCardModal
• SetSettlementModal

Estimated time

1d

Labels

• Estimated time: E: 1d
• Group : client
• Sprint: Sprint_Client/_SCSS
• Urgency:  Middle,