diff --git a/LICENSE b/LICENSE
index c3e4a17b23bd52ebf78e0679c80d13716a5ff6f9..ecf56dd939067707192593a940c0001803a7b9c6 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright 2023 Marc-Antoine Manningham
+Copyright 2024 Marc-Antoine Manningham
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 
diff --git a/aep-schedule-generator/src/algorithm/schedule.rs b/aep-schedule-generator/src/algorithm/schedule.rs
index 9536339880ce6ff7ed0ae28c5b4aa64d6b2bf59f..3ffd7d989619de232a3ac7216da4d03c2d2a1bc0 100644
--- a/aep-schedule-generator/src/algorithm/schedule.rs
+++ b/aep-schedule-generator/src/algorithm/schedule.rs
@@ -86,7 +86,7 @@ impl<'a> ScheduleBuilder<'a> {
         let mut new_schedule = self.clone();
         if let Some(theo_group) = new_course.get_theo_group(self.courses) {
             for period in &theo_group.periods {
-                if user_conflicts.conflict_in_day(period) {
+                if user_conflicts.user_conflict_in_day(period) {
                     return None;
                 }
                 if new_schedule.week.conflict_in_day(period) {
@@ -101,7 +101,7 @@ impl<'a> ScheduleBuilder<'a> {
         }
         if let Some(lab_group) = new_course.get_lab_group(self.courses) {
             for period in &lab_group.periods {
-                if user_conflicts.conflict_in_day(period) {
+                if user_conflicts.user_conflict_in_day(period) {
                     return None;
                 }
                 if new_schedule.week.conflict_in_day(period) {
diff --git a/aep-schedule-website/public/haikei.svg b/aep-schedule-website/public/haikei.svg
deleted file mode 100644
index dd0d7ab70bccc69673eec66d0c200a3a8bfeb42a..0000000000000000000000000000000000000000
--- a/aep-schedule-website/public/haikei.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="200" height="2000" fill="none"><path d="M98.143-32.856h106.88v2052.025H98.143Z" style="fill:#f9f9f9;stroke-width:.522926"/><path fill="#001220" d="M43.9-9.784c22.534 80.863 6.105 193.303 6.299 291.35.642 95.808 6.711 190.957 4.669 286.775-2.043 95.595-12.198 191.635-14.882 287.22-2.743 95.82 1.926 190.964 3.56 286.78 1.692 95.593.291 191.632 1.867 287.224 1.576 95.816 6.011 190.962 6.128 286.778.117 95.592-4.202 191.631-6.303 239.652l-1.005 44.818 122.57 3.2V-6.107z"/><path fill="#003c4c" d="m72-6.443 2.263 88.156c6.07 48.02 8.092 104.26 7.217 199.854-.876 95.807-14.648 190.956-14.882 286.774-.175 95.595 13.248 191.635 15.699 287.22 2.393 95.82-6.128 190.964-10.622 286.78-4.493 95.592-4.843 191.632-.992 287.224 3.91 95.816 12.08 190.962 13.248 286.777 1.167 95.593-4.669 191.632-7.587 239.652l-3.559 45.769 94.017 2.25V-6.107z"/><path fill="#006b71" d="m81.86-6.108 11.802 128.184c4.313 46.85 9.685 99.044 4.316 194.64-5.31 95.807-16.79 155.807-16.557 251.625.176 95.595 7.179 191.635 11.556 287.22 4.377 95.82 6.128 190.964 6.711 286.78.584 95.592 0 191.632-3.618 287.224-3.56 95.816-10.213 190.962-13.306 286.777-3.093 95.593-1.977 188.875-2.51 235.713.116 42.008 1.003 34.84 1.538 50.068l85.01 1.89V-6.107z"/><path fill="#009c7e" d="m110.267-10.25 11.383 79.974c6.359 44.67 6.635 116.248 2.082 211.843-4.61 95.807-14.298 190.956-14.531 286.774-.175 95.595 9.163 191.635 12.08 287.22 2.918 95.82-.583 190.964-3.793 286.78-3.21 95.592-6.128 191.632-5.544 287.224.583 95.816 4.669 190.962 3.21 286.777-1.46 95.593-10.04 163.098-10.367 212.081-.184 27.567 2.142 64.185 5.602 75.321l48.96 8.147 7.453-55.897V-6.108Z"/><path fill="#6cc96a" d="M129.328-8.947C135.256 8 149.093 70.75 147.945 111.561c-.937 47.97-1.551 75.257-4.487 170.752-2.872 95.708-6.87 190.758-9.368 286.476-2.498 95.495-3.497 191.435-1.936 286.92 1.562 95.72 5.683 190.767 5.371 286.484-.312 95.491-5.059 191.431-6.557 286.925-1.437 95.716.437 190.762 4.059 286.478 3.685 95.494-.82 123.561.03 214.812.735 27.747-1.357 52.748-6.431 74.852l31.138.529 9.737-50.79V282.312c-1.861-77.142 11.848-126.602-.47-230.823 3.829-25.005-13.8-42.526-17.46-63.004z" style="stroke-width:.638779"/><path fill="#fff" d="M149.513-11.208c7.214 17.01 11.79 40.659 15.795 59.486 1.686 7.925 10.486 104.154 4.002 233.289-4.862 95.807-15.078 190.956-15.324 286.774-.184 95.595 9.662 191.635 12.74 287.22 3.076 95.82-.616 190.964-4 286.78-3.386 95.592-6.463 191.632-5.848 287.224.616 95.816 4.924 190.962 3.385 286.778-1.538 95.592-8.923 191.632-12.615 239.65-4.617 39.345-.11 35.737.93 48.902l66.15-.881V-6.108Z" style="stroke-width:.710426"/></svg>
\ No newline at end of file
diff --git a/aep-schedule-website/src/frontend/components/options/state.rs b/aep-schedule-website/src/frontend/components/options/state.rs
index 7b2a8d11bc7ad28e68f8923a4caf8b59fc8a5f5c..0272c5cc3fdf881a911fd7328d9e353122037e67 100644
--- a/aep-schedule-website/src/frontend/components/options/state.rs
+++ b/aep-schedule-website/src/frontend/components/options/state.rs
@@ -105,7 +105,7 @@ impl From<&OptionState> for SchedulesOptions {
             max_nb_conflicts,
             evaluation,
             user_conflicts,
-            max_size: 50,
+            max_size: 20,
         }
     }
 }
diff --git a/aep-schedule-website/style/constant.scss b/aep-schedule-website/style/constant.scss
index 711390ea5d7f9e269134a6463c623d15efc870d9..fe36f9f0a9dde60e6a72009998b9240ee54fcd1c 100644
--- a/aep-schedule-website/style/constant.scss
+++ b/aep-schedule-website/style/constant.scss
@@ -1,7 +1,13 @@
-$background-color: #001220;
-$highlight-color: #6cc96a; 
-$secondary-color: #a9d3c1;
-$white: white;
+$background-color: #151420;
+$highlight-color: #F28A00;
+$highlight-text: #0F1741;
+$tern-color: #daa662;
+$tern-text: #3b3b3b;
+$secondary-color: #40477E;
+$error-color: #DC3545;
+$light-background: #F8F8F8;
+$highlight-background: #FFFFFF;
+$success: #0FCC3B;
 
 @keyframes fadeIn {
 	0% {
diff --git a/aep-schedule-website/style/main.scss b/aep-schedule-website/style/main.scss
index 4c14477f46a1ac6a43df9d259ee64041ff12f66b..a65f373675a02a8bbce7a7b91cbc883e0708f964 100644
--- a/aep-schedule-website/style/main.scss
+++ b/aep-schedule-website/style/main.scss
@@ -6,6 +6,8 @@
 body {
 	font-family: sans-serif;
 	margin: 0;
+	min-height: calc(100vh - 3em);
+	$background-color: $light-background;
 }
 
 nav {
@@ -23,7 +25,7 @@ nav {
 	display: flex;
 	box-sizing: border-box;
 	position: fixed;
-	background-color: $white;
+	background-color: $highlight-background;
 	top: 0;
 	justify-content: flex-start;
 	align-items: center;
@@ -59,6 +61,15 @@ nav > a {
 main {
 	display: flex;
 	justify-content: flex-end;
+	margin-top: 3em;
+	min-height: calc(100vh - 3em);
+	background-color: $light-background;
+	@media screen and (max-width: 1000px) {
+		top: 0;
+	}
+	@media screen and (min-width: 1000px) {
+		top: 3em;
+	}
 }
 
 section {
@@ -78,27 +89,22 @@ section {
 		top: 0;
 		width: 100%;
 		height: 100%;
-		background-position: top -10vh right -2.69vh;
 	}
 	@media screen and (min-width: 1000px) {
 		top: 3em;
-		height: calc(100% - 3em);
+		height: calc(100vh - 3em);
 		width: 42%;
-		padding-right: 4vh;
-		background-position: top -10vh right 0vh;
 	}
+	box-sizing: border-box;
 	z-index: 20;
 	position: fixed;
 	left: 0;
-	color: white;
+	color: $light-background;
 	display: flex;
 	flex-direction: column;
 	justify-items: center;
 	background-color: $background-color;
-	background-image: url('../haikei.svg');
-	background-size: 10% 142%;
-	background-repeat: no-repeat;
-	padding: 0em 0.69em;
+	padding: 0.2em 0.69em;
 	gap: 0.5em;
 	animation: 0.5s ease-out 0s 1 slideInFromLeft;
 }
@@ -108,15 +114,16 @@ section {
 		width: 100%;
 	}
 	@media screen and (min-width: 1000px) {
-		padding-top: 3em;
-		width: 52%;
+		width: 58%;
 	}
+
+	box-sizing: border-box;
 	display: flex;
 	flex-direction: column;
 	align-items: center;
 	gap: 10px;
 	padding: 0.42em;
-	background-color: $white;
+	background-color: $light-background;
 }
 
 #go-back {
@@ -137,7 +144,7 @@ section {
 	align-items: center;
 	justify-content: center;
 	border: none;
-	color: white;
+	color: $highlight-text;
 	border-radius: 100%;
 	cursor: pointer;
 }
diff --git a/aep-schedule-website/style/options.scss b/aep-schedule-website/style/options.scss
index 0770fff0bf172a8432afd5c0fc5a19b8944d5854..6ec4fe9f40bc42cf51f219623052238c0737a92d 100644
--- a/aep-schedule-website/style/options.scss
+++ b/aep-schedule-website/style/options.scss
@@ -3,7 +3,7 @@
 .submit {
   background-color: $highlight-color;
   border: none;
-  color: white;
+  color: $highlight-text;
   padding: 0.2em 0.5em;
   text-decoration: none;
   border-radius: 10px;
@@ -18,7 +18,7 @@
 }
 
 .card {
-  background-color: white;
+  background-color: $light-background;
   box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
   color: $background-color;
   text-align: center;
@@ -126,11 +126,11 @@
 }
 
 .closed-group {
-  background-color: rgba(255, 69, 69, 0.69);
+  background-color: $error-color;
 }
 
 .input-item {
-  width: 95%;
+  width: 100%;
   display: flex;
   align-items: center;
   gap: 10px;
@@ -154,9 +154,9 @@
 }
 
 .tab-button {
-  background-color: $secondary-color;
+  background-color: $tern-color;
   border: none;
-  color: #556960;
+  color: $tern-text;
   margin-top: 5px;
   margin-right: 5px;
   text-align: center;
@@ -167,12 +167,12 @@
 
 .tab-width {
   flex-wrap: wrap;
-  width: 95%;
+  width: 100%;
 }
 
 .tab-selected {
   background-color: $highlight-color;
-  color: white;
+  color: $tern-text;
 }
 
 .close {
@@ -192,11 +192,11 @@
 }
 
 .selected-hour {
-  background-color: black;
+  background-color: $background-color;
 }
 
 .unselected-hour {
-  background-color: white;
+  background-color: $light-background;
 }
 
 .selection {
diff --git a/aep-schedule-website/style/schedule.scss b/aep-schedule-website/style/schedule.scss
index a021c599383b4cb35a704bb3f0a6445779f489e9..a312380915b1aec02a5aa7c0c40262be30bbfa3f 100644
--- a/aep-schedule-website/style/schedule.scss
+++ b/aep-schedule-website/style/schedule.scss
@@ -16,10 +16,6 @@ $days-height: 2em;
 $time-width: 1em;
 $days: $time-width 10px repeat(5, 1fr);
 
-body {
-  background: #fff;
-}
-
 .schedule {
   width: 100%;
   display: grid;
@@ -116,7 +112,7 @@ body {
   align-items: center;
   justify-content: center;
   border: none;
-  color: white;
+  color: $highlight-text;
   font-weight: bolder;
   border-radius: 10px;
   cursor: pointer;