diff --git a/aufgabe2/css/main.css b/aufgabe2/css/main.css
index 754ccb0..7ab0063 100644
--- a/aufgabe2/css/main.css
+++ b/aufgabe2/css/main.css
@@ -151,6 +151,31 @@ h1 {
     overflow-x: scroll;
 }
 
+.world_table {
+    width: 100%
+}
+
+.world_table tr:nth-child(odd) {
+    background-color: lightgrey;
+}
+
+.world_table th {
+    background-color: #fff;
+    white-space: nowrap; /* kein umbruch bei schmaler ansicht */
+}
+
+.world_table th i {
+    font-size: 0.6em;
+    color: lightgreen;
+}
+
+.world_table th td {
+    line-height: 1em;
+    padding: 11px 0;
+    font-size: 14px; /* same as section */
+}
+
+/*
 table#t01 {
     width: 100%;
 }
@@ -161,9 +186,9 @@ table#t01 tr:nth-child(odd) {
 
 table#t01 th {
     background-color: #fff;
-    white-space: nowrap; /* kein umbruch bei schmaler ansicht */
+    white-space: nowrap; // kein umbruch bei schmaler ansicht 
 }
-/* die sort up sort down icons neben den Spaltennamen  */
+// die sort up sort down icons neben den Spaltennamen  
 table#t01 th i {
     font-size: 0.6em;
     color: lightgreen;
@@ -172,8 +197,9 @@ table#t01 th i {
 table#t01 th, table#t01 td {
     line-height: 1em;
     padding: 11px 0;
-    font-size: 14px; /* same as section */
+    font-size: 14px; // same as section 
 }
+*/
 
 @media only screen and (max-width: 1200px) {
     table#t01 th:nth-child(n+7), table#t01 td:nth-child(n+7) {
diff --git a/aufgabe2/main.inc.php b/aufgabe2/main.inc.php
index 9317b95..2af7cb2 100644
--- a/aufgabe2/main.inc.php
+++ b/aufgabe2/main.inc.php
@@ -22,7 +22,7 @@ At solmen va esser necessi far uniform grammatica, pronunciation e plu sommun pa
         <div id="options" class="option_list"></div>
 
         <div class="table-wrapper">
-            <table id="t01"></table>
+            <table id="t01" class="world_table"></table>
         </div>
 
 
diff --git a/aufgabe2/resources/world_data_sheet.xslt b/aufgabe2/resources/world_data_sheet.xslt
index 3006df5..9954bdb 100644
--- a/aufgabe2/resources/world_data_sheet.xslt
+++ b/aufgabe2/resources/world_data_sheet.xslt
@@ -21,41 +21,101 @@
             <body>
                 <h1>World Data Overview ...</h1>
                 <div class="table-wrapper">
-                    <table>
-                        <tr>
-                            <th>id</th>
-                            <th>name</th>
-                            <th>birth_rate_per_1000</th>
-                            <th>cell_phones_per_100</th>
-                            <th>children_per_woman</th>
-                            <th>electricity_consumption_per_capita</th>
-                            <th>gdp_per_capita</th>
-                            <th>gdp__per__capita__growth</th>
-                            <th>inflation_annual</th>
-                            <th>internet_user_per_100</th>
-                            <th>life_expectancy</th>
-                            <th>military_expenditure_percent_of_gdp</th>
-                            <th>gps_lat</th>
-                            <th>gps_long</th>
-                        </tr>
-                        <xsl:for-each select="Countries/Country">
+                    <table class="world_table">
+                        <thead>
                             <tr>
-                                <td><xsl:value-of select="id"/></td>
-                                <td><xsl:value-of select="name"/></td>
-                                <td><xsl:value-of select="birth_rate_per_1000"/></td>
-                                <td><xsl:value-of select="cell_phones_per_100"/></td>
-                                <td><xsl:value-of select="children_per_woman"/></td>
-                                <td><xsl:value-of select="electricity_consumption_per_capita"/></td>
-                                <td><xsl:value-of select="gdp_per_capita"/></td>
-                                <td><xsl:value-of select="gdp__per__capita__growth"/></td>
-                                <td><xsl:value-of select="inflation_annual"/></td>
-                                <td><xsl:value-of select="internet_user_per_100"/></td>
-                                <td><xsl:value-of select="life_expectancy"/></td>
-                                <td><xsl:value-of select="military_expenditure_percent_of_gdp"/></td>
-                                <td><xsl:value-of select="gps_lat"/></td>
-                                <td><xsl:value-of select="gps_long"/></td>
+                                <th onclick="sortTable(0)">
+                                    id
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(1)">
+                                    name
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(2)">
+                                    stringPerToSlash(birth_rate_per_1000)
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(3)">
+                                    stringPerToSlash(cell_phones_per_100)
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(4)">
+                                    stringPerToSlash(children_per_woman)
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(5)">
+                                    stringPerToSlash(electricity_consumption_per_capita)
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(6)">
+                                    stringPerToSlash(gdp_per_capita)
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(7)">
+                                    stringPerToSlash(gdp__per__capita__growth)
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(8)">
+                                    inflation_annual
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(9)">
+                                    stringPerToSlash(internet_user_per_100)
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(10)">
+                                    life_expectancy
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(11)">
+                                    military_expenditure_percent_of_gdp
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(12)">
+                                    gps_lat
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
+                                <th onclick="sortTable(13)">
+                                    gps_long
+                                    <i class="fas fa-chevron-up"></i>&nbsp;
+                                    <i class="fas fa-chevron-down"></i>
+                                </th>
                             </tr>
-                        </xsl:for-each>
+                        </thread>
+                        <tbody>
+                            <xsl:for-each select="Countries/Country">
+                                <tr>
+                                    <td><xsl:value-of select="id"/></td>
+                                    <td><xsl:value-of select="name"/></td>
+                                    <td><xsl:value-of select="birth_rate_per_1000"/></td>
+                                    <td><xsl:value-of select="cell_phones_per_100"/></td>
+                                    <td><xsl:value-of select="children_per_woman"/></td>
+                                    <td><xsl:value-of select="electricity_consumption_per_capita"/></td>
+                                    <td><xsl:value-of select="gdp_per_capita"/></td>
+                                    <td><xsl:value-of select="gdp__per__capita__growth"/></td>
+                                    <td><xsl:value-of select="inflation_annual"/></td>
+                                    <td><xsl:value-of select="internet_user_per_100"/></td>
+                                    <td><xsl:value-of select="life_expectancy"/></td>
+                                    <td><xsl:value-of select="military_expenditure_percent_of_gdp"/></td>
+                                    <td><xsl:value-of select="gps_lat"/></td>
+                                    <td><xsl:value-of select="gps_long"/></td>
+                                </tr>
+                            </xsl:for-each>
+                        </tbody>
                     </table>
                 </div>
             </body>

														+ id + + +	+ name + + +	+ stringPerToSlash(birth_rate_per_1000) + + +	+ stringPerToSlash(cell_phones_per_100) + + +	+ stringPerToSlash(children_per_woman) + + +	+ stringPerToSlash(electricity_consumption_per_capita) + + +	+ stringPerToSlash(gdp_per_capita) + + +	+ stringPerToSlash(gdp__per__capita__growth) + + +	+ inflation_annual + + +	+ stringPerToSlash(internet_user_per_100) + + +	+ life_expectancy + + +	+ military_expenditure_percent_of_gdp + + +	+ gps_lat + + +	+ gps_long + + +