fixed some safari flex problems

css/wau.css

@@ -21,6 +21,7 @@
     font-size: initial;
     line-height: 1.5em;
     flex-grow:1;
+    -webkit-flex-grow:1;
 }
 .footer {
     width: 100%;
@@ -157,6 +158,7 @@ svg {
 .langlabel {
     display: inline-block;
     flex-grow: 1;
+    -webkit-flex-grow: 1;
     height: 40px;
     line-height: 40px;
 
@@ -188,9 +190,12 @@ svg {
 
 #wow .demofooter {
     display: flex;
+    display: -webkit-flex;
     padding: 0px;
     justify-content: space-between;
+    -webkit-justify-content: space-between;
     align-items: center;
+    -webkit-align-items: center;
 }
 #logo {
     text-align: center;
@@ -318,9 +323,12 @@ svg {
 }
 .two {
     width: 100%;
+    display: -webkit-flex;
     display: flex;
     flex-wrap: wrap;
+    -webkit-flex-wrap: wrap;
     justify-content: space-between;
+    -webkit-justify-content: space-between;
     max-width: 1100px;
     margin-left: auto;
     margin-right: auto;
@@ -342,7 +350,10 @@ hr {
 }
 .manylangs{
     display: flex;
+    display: -webkit-flex;
+
     flex-wrap: wrap;
+    -webkit-flex-wrap: wrap;
 }
 body {
     padding: 0px;
@@ -401,6 +412,7 @@ button:hover {
     }
     .two {
         justify-content: space-around;
+        -webkit-justify-content: space-around;
     }
     #code {
         margin-top: 20px;