Add clarification for Arrival or Departure times

docs/travel.md

@@ -70,18 +70,21 @@ Take a look at the full [timetable](media/2023-07-12-OVG-Fahrplan Chaos Comp. Cl
 
 <table>
     <tr>
+        <td><b>Arrival</b></td>
         <td><i>RE5 from Berlin</i></td>
         <td><i>09:30</i></td>
         <td><i>10:30</i></td>
-        <td rowspan='3'>60 min</td>
+        <td rowspan='3'><i>every 60 min</i></td>
         <td><i>21:30</i></td>
     <tr>
+        <td><b>Departure</b></td>
         <td>Gransee station</td>
         <td>09:40</td>
         <td>10:40</td>
         <td>21:40</td>
     </tr>
     <tr>
+        <td><b>Arrival</b></td>
         <td>Mildenberg Ziegeleipark</td>
         <td>10:04</td>
         <td>10:57</td>
@@ -94,15 +97,17 @@ Take a look at the full [timetable](media/2023-07-12-OVG-Fahrplan Chaos Comp. Cl
 
 <table>
     <tr>
+        <td><b>Arrival</b></td>
         <td><i>RB12 from Berlin</i></td>
         <td><i>09:54</i></td>
         <td><i>10:54</i></td>
-        <td rowspan='3'>60 min</td>
+        <td rowspan='3'><i>every 60 min</i></td>
         <td><i>14:54</i></td>
         <td><i>15:54</i></td>
-        <td rowspan='3'>60 min</td>
+        <td rowspan='3'><i>every 60 min</i></td>
         <td><i>20:54</i></td>
     <tr>
+        <td><b>Departure</b></td>
         <td>Zehdenick station</td>
         <td>09:55</td>
         <td>11:00</td>
@@ -111,6 +116,7 @@ Take a look at the full [timetable](media/2023-07-12-OVG-Fahrplan Chaos Comp. Cl
         <td>21:00</td>
     </tr>
     <tr>
+        <td><b>Arrival</b></td>
         <td>Mildenberg Ziegeleipark</td>
         <td>10:04</td>
         <td>11:09</td>
@@ -126,15 +132,17 @@ Take a look at the full [timetable](media/2023-07-12-OVG-Fahrplan Chaos Comp. Cl
 #### to Gransee
 <table>
     <tr>
+        <td><b>Departure</b></td>
         <td>Mildenberg Ziegeleipark</td>
         <td>13:50</td>
         <td>15:50</td>
         <td>16:50</td>
         <td>17:00</td>
-        <td rowspan='3'>60 min</td>
+        <td rowspan='3'><i>every 60 min</i></td>
         <td>22.00</td>
     </tr>
     <tr>
+        <td><b>Arrival</b></td>
         <td>Gransee station</td>
         <td>14:07</td>
         <td>16:07</td>
@@ -143,6 +151,7 @@ Take a look at the full [timetable](media/2023-07-12-OVG-Fahrplan Chaos Comp. Cl
         <td>22:17</td>
     </tr>
     <tr>
+        <td><b>Departure</b></td>
         <td><i>RE5 to Berlin</i></td>
         <td><i>14:28</i></td>
         <td><i>16:28</i></td>
@@ -155,15 +164,17 @@ Take a look at the full [timetable](media/2023-07-12-OVG-Fahrplan Chaos Comp. Cl
 #### to Zehdenick
 <table>
     <tr>
+        <td><b>Departure</b></td>
         <td><b>Mildenberg Ziegeleipark</b></td>
         <td>10:15</td>
-        <td rowspan='3'>60 min</td>
+        <td rowspan='3'><i>every 60 min</i></td>
         <td>14:15</td>
         <td>15:40</td>
-        <td rowspan='3'>60 min</td>
+        <td rowspan='3'><i>every 60 min</i></td>
         <td>21:40</td>
     </tr>
     <tr>
+        <td><b>Arrival</b></td>
         <td><b>Zehdenick station</b></td>
         <td>10:25</td>
         <td>14:25</td>
@@ -171,6 +182,7 @@ Take a look at the full [timetable](media/2023-07-12-OVG-Fahrplan Chaos Comp. Cl
         <td>21:50</td>
     </tr>
     <tr>
+        <td><b>Departure</b></td>
         <td><i>RB12 to Berlin</i></td>
         <td><i>10:57</i></td>
         <td><i>14:57</i></td>