Improve the login UI (css and translations)

customize.dist/src/less/cryptpad.less

@@ -158,12 +158,6 @@ body.html {
     //margin-top: 100px;
 
     font-size: medium;
-    //padding-bottom: 1em;
-
-    // Vertical positioning (middle)
-    //margin-top: 50vh;
-    //transform: translateY( ~"calc(40px - 50%)" ); //"
-
 
     #data {
         p {
@@ -191,7 +185,6 @@ body.html {
         margin-left: 50px;
         display: inline-block;
         width: 400px;
-        height: 350px;
         background-color: rgba(34, 177, 221, 0.8);
         padding: 10px;
         box-sizing: border-box;
@@ -200,6 +193,7 @@ body.html {
 
         h1 {
             color: black;
+            padding: 0;
         }
 
         [type="text"], [type="password"] {