diff --git a/DBTApp/.idea/codeStyles/Project.xml b/DBTApp/.idea/codeStyles/Project.xml
index 7643783..4bec4ea 100644
--- a/DBTApp/.idea/codeStyles/Project.xml
+++ b/DBTApp/.idea/codeStyles/Project.xml
@@ -1,8 +1,5 @@
 <component name="ProjectCodeStyleConfiguration">
   <code_scheme name="Project" version="173">
-    <JetCodeStyleSettings>
-      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
-    </JetCodeStyleSettings>
     <codeStyleSettings language="XML">
       <option name="FORCE_REARRANGE_MODE" value="1" />
       <indentOptions>
@@ -116,8 +113,5 @@
         </rules>
       </arrangement>
     </codeStyleSettings>
-    <codeStyleSettings language="kotlin">
-      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
-    </codeStyleSettings>
   </code_scheme>
 </component>
\ No newline at end of file
diff --git a/DBTApp/app/build.gradle.kts b/DBTApp/app/build.gradle.kts
index 6a7b1a4..a6ebec1 100644
--- a/DBTApp/app/build.gradle.kts
+++ b/DBTApp/app/build.gradle.kts
@@ -2,7 +2,6 @@ plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.android)
     alias(libs.plugins.compose.compiler)
-    id("com.google.devtools.ksp")
 }
 
 android {
@@ -71,12 +70,6 @@ dependencies {
     //Compose navigation
     implementation(libs.androidx.navigation.compose)
 
-    //room (for AppDatabase)
-    implementation(libs.room.runtime)
-    ksp(libs.androidx.room.compiler)
-    implementation(libs.androidx.room.ktx)
-
-
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.appcompat)
     implementation(libs.material)
diff --git a/DBTApp/app/src/main/java/de/cdaut/dbtapp/MainActivity.kt b/DBTApp/app/src/main/java/de/cdaut/dbtapp/MainActivity.kt
index 5f5b8ef..8e03061 100644
--- a/DBTApp/app/src/main/java/de/cdaut/dbtapp/MainActivity.kt
+++ b/DBTApp/app/src/main/java/de/cdaut/dbtapp/MainActivity.kt
@@ -1,16 +1,24 @@
 package de.cdaut.dbtapp
 
+import android.graphics.drawable.shapes.Shape
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Emergency
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonColors
+import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.FloatingActionButton
 import androidx.compose.material3.Icon
 import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Shapes
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
@@ -20,6 +28,7 @@ import androidx.compose.ui.tooling.preview.Preview
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
 import androidx.navigation.compose.rememberNavController
+import com.google.android.material.floatingactionbutton.FloatingActionButton
 import de.cdaut.dbtapp.components.BottomNavigationBar
 import de.cdaut.dbtapp.components.SkillsScreen
 import de.cdaut.dbtapp.navigation.Screens
diff --git a/DBTApp/app/src/main/java/de/cdaut/dbtapp/components/SkillsList.kt b/DBTApp/app/src/main/java/de/cdaut/dbtapp/components/SkillsList.kt
index 2fd83d0..fd08295 100644
--- a/DBTApp/app/src/main/java/de/cdaut/dbtapp/components/SkillsList.kt
+++ b/DBTApp/app/src/main/java/de/cdaut/dbtapp/components/SkillsList.kt
@@ -1,7 +1,12 @@
 package de.cdaut.dbtapp.components
 
+import androidx.annotation.StringRes
 import androidx.compose.foundation.background
+import androidx.compose.foundation.border
 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.gestures.ScrollableState
+import androidx.compose.foundation.gestures.scrollable
+import androidx.compose.foundation.interaction.Interaction
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.IntrinsicSize
@@ -11,16 +16,21 @@ import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.ArrowDropDown
 import androidx.compose.material.icons.filled.ArrowDropUp
+import androidx.compose.material.icons.filled.Star
 import androidx.compose.material.icons.outlined.Star
 import androidx.compose.material.icons.outlined.StarOutline
+import androidx.compose.material3.Button
 import androidx.compose.material3.Card
 import androidx.compose.material3.Icon
+import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
@@ -28,10 +38,12 @@ import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.em
 import de.cdaut.dbtapp.R
 import de.cdaut.dbtapp.model.Skill
 import de.cdaut.dbtapp.model.SkillCategory
diff --git a/DBTApp/app/src/main/java/de/cdaut/dbtapp/components/Texts.kt b/DBTApp/app/src/main/java/de/cdaut/dbtapp/components/Texts.kt
index e47c583..82d3988 100644
--- a/DBTApp/app/src/main/java/de/cdaut/dbtapp/components/Texts.kt
+++ b/DBTApp/app/src/main/java/de/cdaut/dbtapp/components/Texts.kt
@@ -6,8 +6,10 @@ import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.TextStyle
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.TextUnit
 import androidx.compose.ui.unit.sp
 
 @Preview
diff --git a/DBTApp/app/src/main/java/de/cdaut/dbtapp/model/SkillCategory.kt b/DBTApp/app/src/main/java/de/cdaut/dbtapp/model/SkillCategory.kt
index a81c9c9..c09483a 100644
--- a/DBTApp/app/src/main/java/de/cdaut/dbtapp/model/SkillCategory.kt
+++ b/DBTApp/app/src/main/java/de/cdaut/dbtapp/model/SkillCategory.kt
@@ -1,5 +1,6 @@
 package de.cdaut.dbtapp.model
 
+import androidx.compose.foundation.layout.Arrangement
 
 enum class SkillCategory(val title: String, val skills: List<Skill> = Skill.mockSkills()) {
     Mindfulness("Achtsamkeitsübungen"),
diff --git a/DBTApp/app/src/main/java/de/cdaut/dbtapp/navigation/BottomNavigationItem.kt b/DBTApp/app/src/main/java/de/cdaut/dbtapp/navigation/BottomNavigationItem.kt
index 8257e61..2d3bf49 100644
--- a/DBTApp/app/src/main/java/de/cdaut/dbtapp/navigation/BottomNavigationItem.kt
+++ b/DBTApp/app/src/main/java/de/cdaut/dbtapp/navigation/BottomNavigationItem.kt
@@ -8,6 +8,7 @@ import androidx.compose.material.icons.filled.Checklist
 import androidx.compose.material.icons.filled.Home
 import androidx.compose.material.icons.outlined.Star
 import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.platform.LocalContext
 import androidx.core.content.ContextCompat.getString
 import de.cdaut.dbtapp.R
 
diff --git a/DBTApp/build.gradle.kts b/DBTApp/build.gradle.kts
index 8f68b77..b2c8728 100644
--- a/DBTApp/build.gradle.kts
+++ b/DBTApp/build.gradle.kts
@@ -3,5 +3,4 @@ plugins {
     alias(libs.plugins.android.application) apply false
     alias(libs.plugins.kotlin.android) apply false
     alias(libs.plugins.compose.compiler) apply false
-    id("com.google.devtools.ksp") version "2.0.21-1.0.27" apply false
 }
\ No newline at end of file
diff --git a/DBTApp/gradle/libs.versions.toml b/DBTApp/gradle/libs.versions.toml
index 54353f1..b497618 100644
--- a/DBTApp/gradle/libs.versions.toml
+++ b/DBTApp/gradle/libs.versions.toml
@@ -8,10 +8,7 @@ junitVersion = "1.2.1"
 espressoCore = "3.6.1"
 appcompat = "1.7.0"
 material = "1.12.0"
-navigationCompose = "2.9.0"
-roomCompiler = "2.7.1"
-roomKtx = "2.7.1"
-roomRuntime = "2.7.1"
+navigationCompose = "2.7.0-rc01"
 
 [libraries]
 androidx-activity-compose = { module = "androidx.activity:activity-compose", version.ref = "activityCompose" }
@@ -21,9 +18,6 @@ androidx-material-icons-core = { module = "androidx.compose.material:material-ic
 androidx-material-icons-extended = { module = "androidx.compose.material:material-icons-extended" }
 androidx-material3 = { module = "androidx.compose.material3:material3" }
 androidx-navigation-compose = { module = "androidx.navigation:navigation-compose", version.ref = "navigationCompose" }
-androidx-room-compiler = { module = "androidx.room:room-compiler", version.ref = "roomCompiler" }
-androidx-room-ktx = { module = "androidx.room:room-ktx", version.ref = "roomKtx" }
-androidx-room-runtime = { module = "androidx.room:room-runtime" }
 androidx-ui-test-manifest = { module = "androidx.compose.ui:ui-test-manifest" }
 androidx-ui-test-junit4 = { module = "androidx.compose.ui:ui-test-junit4" }
 androidx-ui-tooling = { module = "androidx.compose.ui:ui-tooling" }
@@ -33,7 +27,6 @@ androidx-junit = { group = "androidx.test.ext", name = "junit", version.ref = "j
 androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espressoCore" }
 androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "appcompat" }
 material = { group = "com.google.android.material", name = "material", version.ref = "material" }
-room-runtime = { module = "androidx.room:room-runtime", version.ref = "roomRuntime" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }