Remove quotes around keys

tailwind.config.js

@@ -6,24 +6,24 @@ module.exports = {
       inherit: 'inherit',
       black: '#22292f',
       blue: {
-        '1': '#29aae1',
+        1: '#29aae1',
-        '2': '#018dc7',
+        2: '#018dc7',
-        '3': '#0e68a7',
+        3: '#0e68a7',
-        '4': '#004f86',
+        4: '#004f86',
       },
       green: '#398002',
       grey: {
-        '1': '#f8fafc',
+        1: '#f8fafc',
-        '2': '#eee',
+        2: '#eee',
-        '3': '#ddd',
+        3: '#ddd',
-        '4': '#bbb',
+        4: '#bbb',
-        '5': '#888',
+        5: '#888',
-        '6': '#555',
+        6: '#555',
-        '7': '#333',
+        7: '#333',
       },
       orange: {
-        '1': '#fa9903',
+        1: '#fa9903',
-        '2': '#ffb401',
+        2: '#ffb401',
       },
       purple: '#991faf',
       red: '#cc1f1a',
@@ -34,9 +34,9 @@ module.exports = {
     },
     extend: {
       borderWidth: {
-        '3': '3px',
+        3: '3px',
-        '6': '6px',
+        6: '6px',
-        '10': '10px',
+        10: '10px',
       },
       boxShadow: {
         md: '0 0 10px 0 rgba(0,0,0,0.1)',
@@ -49,12 +49,12 @@ module.exports = {
       },
       spacing: {
         '2px': '2px',
-        '48': '10rem',
+        48: '10rem',
-        '56': '14rem',
+        56: '14rem',
-        '64': '16rem',
+        64: '16rem',
       },
       width: {
-        '56': '14rem',
+        56: '14rem',
       },
     },
   },