diff --git a/app/(tabs)/index.tsx b/app/(tabs)/index.tsx
index 1c298f6..54be4d7 100644
--- a/app/(tabs)/index.tsx
+++ b/app/(tabs)/index.tsx
@@ -7,7 +7,7 @@ import { formatTime } from '@/components/shared/business/timeHelpers';
 import { useNavigation } from '@react-navigation/native';
 import { NativeStackNavigationProp } from '@react-navigation/native-stack';
 import { RootStackParamList } from '@/app/RootStackParamList';
-import { VerticalSpacer } from '@/components/shared/Spacers';
+import { HorizontalSpacer, VerticalSpacer } from '@/components/shared/Spacers';
 import { TimerPickerModal } from 'react-native-timer-picker';
 import Button from '@/components/shared/Button';
 import NumberSelector from '@/components/shared/NumberSelector';
@@ -63,14 +63,11 @@ export default function Dashboard() {
 
   return (
     <Container>
-      <Title>{i18n.t('appTitle')}</Title>
-
-      <VerticalSpacer heightUnits={8} />
-
       <CardContainer>
-        <Card backgroundColor="grey" onPress={() => setShowPreparationTimePicker(true)}>
+        <Card backgroundColor="darkGrey" color="black" borderColor="darkGrey" onPress={() => setShowPreparationTimePicker(true)}>
           <CardTextContainer>
             <BlackCustomText>{t('preparation')}</BlackCustomText>
+            <VerticalSpacer heightUnits={3} />
             <BlackCustomText>{formatTime(localPreparationTime)}</BlackCustomText>
           </CardTextContainer>
         </Card>
@@ -97,9 +94,10 @@ export default function Dashboard() {
           }}
         />
 
-        <Card backgroundColor="red" onPress={() => setShowWorkTimePicker(true)}>
+        <Card backgroundColor="white" borderColor="pink" color="black" onPress={() => setShowWorkTimePicker(true)}>
           <CardTextContainer>
             <CustomText>{t('fight')}</CustomText>
+            <VerticalSpacer heightUnits={3} />
             <CustomText>{formatTime(localWorkTime)}</CustomText>
           </CardTextContainer>
         </Card>
@@ -126,9 +124,10 @@ export default function Dashboard() {
           }}
         />
 
-        <Card backgroundColor="green" onPress={() => setShowRestTimePicker(true)}>
+        <Card backgroundColor="white" borderColor="blue" color='black' onPress={() => setShowRestTimePicker(true)}>
           <CardTextContainer>
             <CustomText>{t('rest')}</CustomText>
+            <VerticalSpacer heightUnits={3} />
             <CustomText>{formatTime(localRestTime)}</CustomText>
           </CardTextContainer>
         </Card>
@@ -155,28 +154,43 @@ export default function Dashboard() {
           }}
         />
 
-        <Card backgroundColor="black">
+        <Card backgroundColor="black" color="white" borderColor="black">
           <CardTextContainer>
-            <CustomText>{t('repetition')}</CustomText>
+            <WhiteCustomText>{t('repetition')}</WhiteCustomText>
+            <VerticalSpacer heightUnits={3} />
             <NumberSelector reps={localReps} setReps={handleRepsChange} />
           </CardTextContainer>
         </Card>
       </CardContainer>
 
       <VerticalSpacer heightUnits={5} />
-      <Text>{t('totalTime')}: {totalWorkTime}</Text>
+      <CenterText>{t('totalTime')}: {totalWorkTime}</CenterText>
 
       <VerticalSpacer heightUnits={5} />
 
-      <Button label={t('begin')} onPress={() => navigation.navigate('Timer')} />
-
-      <VerticalSpacer heightUnits={5} />
-
-      <Button label={t('settings')} onPress={() => navigation.navigate('Settings')} />
+      <Row>
+        <SmallButton color="blue" labelColor="white" label={t('settings')} onPress={() => navigation.navigate('Settings')} />
+        <LargeButton color="pink" labelColor="white" label={t('begin')} onPress={() => navigation.navigate('Timer')} />
+      </Row>
     </Container>
   );
 }
 
+const Row = styled.View({
+  flexDirection: 'row',
+  justifyContent: 'space-between',
+  alignItems: 'center',
+  width: '100%'
+})
+
+const SmallButton = styled(Button)({
+  width: '30%'
+})
+
+const LargeButton = styled(Button)({
+  width: '65%'
+})
+
 const LoadingContainer = styled.View({
   flex: 1,
   justifyContent: 'center',
@@ -196,7 +210,7 @@ const Container = styled.View({
 })
 
 const CardTextContainer = styled.View({
-  flexDirection: 'row',
+  flexDirection: 'column',
   justifyContent: 'space-between',
   alignItems: 'center'
 })
@@ -207,12 +221,21 @@ const CardContainer = styled.View({
 })
 
 const CustomText = styled(Text)(({ theme }) => ({
-  fontSize: 20,
+  fontSize: 23,
   fontWeight: 'bold',
   textAlign: 'center',
+}))
+
+const WhiteCustomText = styled(CustomText)(({ theme }) => ({
   color: theme.colors.fixed.white
 }))
 
 const BlackCustomText = styled(CustomText)(({ theme }) => ({
   color: theme.colors.fixed.black
 }))
+
+const CenterText = styled(Text)(({ theme }) => ({
+  textAlign: 'center',
+  fontSize: 22,
+  color: theme.colors.fixed.black
+}))
\ No newline at end of file
diff --git a/app/Timer.tsx b/app/Timer.tsx
index af90949..c6aa4c0 100644
--- a/app/Timer.tsx
+++ b/app/Timer.tsx
@@ -189,9 +189,9 @@ export default function Timer() {
   const renderBgColor: () => TimerBgColor = () => {
     if (isFinish) return "black";
     if (isPreparationPhase) return "grey";
-    if (isWorkPhase) return "red";
+    if (isWorkPhase) return "pink";
 
-    return "green";
+    return "blue";
   };
 
   return (
diff --git a/components/shared/Button.tsx b/components/shared/Button.tsx
index a71f1bc..f8aebcf 100644
--- a/components/shared/Button.tsx
+++ b/components/shared/Button.tsx
@@ -5,7 +5,7 @@ import styled from '@emotion/native';
 import { HorizontalSpacer } from '@/components/shared/Spacers';
 import { Text } from '@/components/shared/Themed';
 
-type ButtonColor = 'green' | 'red' | 'grey' | 'white';
+type ButtonColor = 'green' | 'red' | 'grey' | 'white' | 'black' | 'darkGrey' | 'blue' | 'pink';
 type LabelColor =  ButtonColor | 'black';
 type IconLocation = 'left' | 'right';
 
@@ -69,11 +69,11 @@ const Container = styled.TouchableOpacity<{
   disabled: boolean;
   secondary: boolean;
 }>(({ theme, bgColor, secondary }) => ({
-  backgroundColor: theme.colors.fixed[bgColor],
-  borderWidth: secondary ? 1 : 0,
+  backgroundColor: secondary ? theme.colors.fixed.white : theme.colors.fixed[bgColor],
+  borderWidth: 4,
   borderColor: theme.colors.fixed[bgColor],
-  borderRadius: 6,
-  height: theme.layout.gridUnit * 12,
+  borderRadius: 0,
+  height: theme.layout.gridUnit * 20,
   justifyContent: 'center',
   paddingHorizontal: theme.layout.gridUnit * 4,
   alignItems: 'center',
diff --git a/components/shared/Card.tsx b/components/shared/Card.tsx
index ec77e2b..5a88b56 100644
--- a/components/shared/Card.tsx
+++ b/components/shared/Card.tsx
@@ -5,30 +5,46 @@ import { TouchableOpacity } from 'react-native';
 export interface CardProps {
   children: React.ReactNode;
   backgroundColor: CardBackgroundColor;
+  borderColor: CardBorderColor;
+  color: CardColor;
   testID?: string;
   onPress?: () => void;
 }
 
-type CardBackgroundColor = 'red' | 'green' | 'grey' | 'black';
+type CardBackgroundColor = 'red' | 'green' | 'grey' | 'black' | 'white' | 'darkGrey';
+type CardBorderColor = 'pink' | 'blue' | 'grey' | 'black' | 'white' | 'darkGrey';
+type CardColor = 'black' | 'white';
 
 const Card: React.FC<CardProps> = ({
   children,
   backgroundColor = 'red',
+  color = 'black',
+  borderColor = 'pink',
   testID = undefined,
   onPress
 }) => {
   const safeOnPress = useCallback(() => onPress?.(), [onPress]);
 
   const content = (
-    <Container bgColor={backgroundColor} testID={testID}>
+    <Container
+      color={color}
+      bgColor={backgroundColor}
+      testID={testID}
+      borderColor={borderColor}
+    >
       {children}
     </Container>
   );
 
   const touchableContent = (
-    <TouchableOpacity onPress={safeOnPress}>
+    <CustomTouchableOpacity
+      onPress={safeOnPress}
+      bgColor={backgroundColor}
+      color={color}
+      borderColor={borderColor}
+    >
       {content}
-    </TouchableOpacity>
+    </CustomTouchableOpacity>
   )
 
   return (
@@ -36,14 +52,29 @@ const Card: React.FC<CardProps> = ({
   );
 };
 
-const Container = styled.View<{
+const CustomTouchableOpacity = styled(TouchableOpacity)<{
+  color: CardColor;
+  borderColor: CardBorderColor;
   bgColor: CardBackgroundColor;
-}>(({ theme, bgColor }) => ({
-  padding: 30,
-  width: '100%',
-  borderRadius: 10,
-  overflow: 'hidden',
+}>(({ theme, color, borderColor, bgColor }) => ({
+  color: theme.colors.fixed[color],
+  borderColor: theme.colors.fixed[borderColor],
   backgroundColor: theme.colors.fixed[bgColor]
 }));
 
+const Container = styled.View<{
+  bgColor: CardBackgroundColor;
+  borderColor: CardBorderColor;
+  color: CardColor;
+}>(({ theme, bgColor, borderColor, color }) => ({
+  padding: 25,
+  width: '100%',
+  borderRadius: 0,
+  overflow: 'hidden',
+  backgroundColor: theme.colors.fixed[bgColor],
+  borderWidth: 4,
+  borderColor: theme.colors.fixed[borderColor],
+  color: theme.colors.fixed[color]
+}));
+
 export default Card;
diff --git a/components/useCases/timer/business/type.ts b/components/useCases/timer/business/type.ts
index 2dd9d53..d16e237 100644
--- a/components/useCases/timer/business/type.ts
+++ b/components/useCases/timer/business/type.ts
@@ -1 +1 @@
-export type TimerBgColor = 'red' | 'green' | 'black' | 'grey';
+export type TimerBgColor = 'pink' | 'blue' | 'black' | 'grey';
diff --git a/components/useCases/timer/view/TimerContent.tsx b/components/useCases/timer/view/TimerContent.tsx
index 9cf7ccb..b600d7f 100644
--- a/components/useCases/timer/view/TimerContent.tsx
+++ b/components/useCases/timer/view/TimerContent.tsx
@@ -58,56 +58,69 @@ export default function TimerContent({
   };
 
   return (
-    <>
-      <Title isPreparationPhase={isPreparationPhase}>{getTitle()}</Title>
+    <View>
+      <Column bgColor={bgColor}>
+        <PartContainer>
+          <Text>3:23</Text>
+          {!isPreparationPhase && <Reps>{currentRep} / {reps}</Reps>}
+          {isPreparationPhase && <Reps isPreparationPhase={true}>{t('preparationDescription')}</Reps>}
+        </PartContainer>
 
-      <VerticalSpacer heightUnits={8} />
+        <PartContainer>
+          <Title isPreparationPhase={isPreparationPhase}>{getTitle()}</Title>
+          <VerticalSpacer heightUnits={2} />
+          <Time isPreparationPhase={isPreparationPhase}>
+            {formatTime(timeLeft)}
+          </Time>
+        </PartContainer>
 
-      <Time isPreparationPhase={isPreparationPhase}>
-        {formatTime(timeLeft)}
-      </Time>
+        <PartContainer>
+          <ButtonContainer bgColor={bgColor}>
+            <Button
+              secondary={true}
+              label={t('prev')}
+              color={'black'}
+              labelColor={'white'}
+              onPress={isPreparationPhase ? handleNoop : previousRep}
+              status={isPreparationPhase ? 'disabled' : 'ready'}
+            />
 
-      <VerticalSpacer heightUnits={8} />
+            <ElasticSpacer />
 
-      {!isPreparationPhase && <Reps>{currentRep} / {reps}</Reps>}
-      {isPreparationPhase && <Reps isPreparationPhase={true}>{t('preparationDescription')}</Reps>}
+            {isRunning ? (
+              <Button secondary={true} color={'black'} label={t('stop')} onPress={handleStop} />
+            ) : (
+              <Button secondary={true} color={'black'} label={t('start')} onPress={handleContinue} />
+            )}
 
-      <VerticalSpacer heightUnits={8} />
+            <ElasticSpacer />
 
-      <ButtonContainer bgColor={bgColor}>
-        <Button
-          label={t('prev')}
-          onPress={isPreparationPhase ? handleNoop : previousRep}
-          status={isPreparationPhase ? 'disabled' : 'ready'}
-        />
+            <Button
+              secondary={true}
+              label={t('next')}
+              color={'black'}
+              onPress={isPreparationPhase ? nextRep : nextRep}
+              status="ready"
+            />
+          </ButtonContainer>
 
-        <ElasticSpacer />
+          <VerticalSpacer heightUnits={4} />
 
-        {isRunning ? (
-          <Button label={t('stop')} onPress={handleStop} />
-        ) : (
-          <Button label={t('start')} onPress={handleContinue} />
-        )}
-
-        <ElasticSpacer />
-
-        <Button
-          label={t('next')}
-          onPress={isPreparationPhase ? nextRep : nextRep}
-          status="ready"
-        />
-      </ButtonContainer>
-
-      <VerticalSpacer heightUnits={4} />
-
-      <Button label={i18n.t('back')} onPress={handleBackClick} />
-    </>
+          <Button label={i18n.t('back')} onPress={handleBackClick} />
+        </PartContainer>
+      </Column>
+    </View>
   );
 }
 
+const PartContainer = styled(View)({
+  backgroundColor: 'transparent',
+});
+
 const ButtonContainer = styled(View)<{ bgColor: TimerBgColor }>(({ theme, bgColor }) => ({
   backgroundColor: theme.colors.fixed[bgColor],
   flexDirection: 'row',
+  gap: 10,
   justifyContent: 'space-between',
 }));
 
@@ -123,6 +136,13 @@ const Time = styled(Text)<{ isPreparationPhase?: boolean }>(({ theme, isPreparat
   color: isPreparationPhase ? theme.colors.fixed.black : theme.colors.fixed.white
 }));
 
+const Column = styled(View)<{ bgColor: TimerBgColor }>(({ theme, bgColor }) => ({
+  flexDirection: 'column',
+  justifyContent: 'space-around',
+  height: '100%',
+  backgroundColor: theme.colors.fixed[bgColor],
+}));
+
 const Reps = styled(Text)<{ isPreparationPhase?: boolean }>(({ theme, isPreparationPhase = false }) => ({
   fontSize: 30,
   fontWeight: 'bold',
diff --git a/constants/Colors.ts b/constants/Colors.ts
index 3d50195..246963c 100644
--- a/constants/Colors.ts
+++ b/constants/Colors.ts
@@ -3,7 +3,11 @@ const baseColors = {
   white: '#FFFFFF',
   red: '#FF4141',
   green: '#3AC26E',
-  grey: '#F9F9F9',
+  grey: '#F5F5F5',
+  darkGrey: '#D9CFC7',
+  yellow: '#FFD700',
+  pink: '#E4007C',
+  blue: '#86C3E3'
 } as const;
 
 export default {