diff --git a/calculate.js b/calculate.js
index 4bad8fa..b95e418 100644
--- a/calculate.js
+++ b/calculate.js
@@ -1,13 +1,19 @@
-var mission_length, mission_cleared, score_now, score_pre, score_change, score_rank;
-var rank;
+const score_daily, score_month;
+const mission_daily_cleared, mission_daily_total;
+const score_daily_pre, score_daily_change;
+const days_in_month;
+const rank;
 
-score_now=(mission_cleared/score_length)*100;
+score_daily=(mission_daily_cleared/mission_daily_total)*100; //일간 점수 계산
+score_daily_change=((score_daily/score_daily_pre)*100)-100; //main 에서 점수 변화를 반영하는 부분
 
-score_change = score_now / score_before + score_now % score_before;
-score_rank = mission_cleared/score_length;
+for (var i = 0; i < days_in_month; i++) {
+    month_score=month_score+(score_daily[i]/days_in_month);
+}
+month_score=month_score*100; //월간 점수 계산
 
-if (score_rank>0.8) rank = "A";
-else if (0.8>=score_rank>0.6) rank = "B";
-else if (0.6>=score_rank>0.4) rank = "C";
-else if (0.4>=score_rank>0.2) rank = "F";
-else rank = "D";
\ No newline at end of file
+if (month_score/100>0.8) rank = "A";
+else if (month_score/100>0.6) rank = "B";
+else if (month_score/100>0.4) rank = "C";
+else if (month_score/100>0.2) rank = "F";
+else rank = "D"; //db에서 월간 점수 반영
diff --git a/main.css b/main.css
index b2d6d97..f0b8a01 100644
--- a/main.css
+++ b/main.css
@@ -20,13 +20,11 @@
     justify-content:center; 
 }
 
-.totalscore{
-    display:flex;
+.display{
+    display: flex;
     justify-content:center; 
 }
 
-
-
 .link-to-main1{
     font-size: 30px;
     margin: 10px 10px 10px 10px;
@@ -40,7 +38,7 @@
 .show {
     float: left;
     border: 0.5px;
-    width: 400px;
+    width: 350px;
     height: 120px;
 }
 
@@ -75,4 +73,8 @@
     margin-block-end: 0em;
     margin-inline-start: 0px;
     margin-inline-end: 0px;
-}
\ No newline at end of file
+}
+
+.special_text{
+    font-size: 30px;
+}