remove uneeded css && margin on contracts ui

assets/css/browser-solidity.css

@@ -180,19 +180,6 @@
     font-weight: bold;
 }
 
-.contract.hidesub {
-    padding-bottom: 0;
-    margin: 0;
-}
-
-.contract.hidesub > *:not(.title) {
-    display: none;
-}
-
-.contract.hidesub > .title:before {
-    content: "\25B6";
-}
-
 #output .udapp {
     border: 0 none;
     box-shadow: none;

assets/css/universal-dapp.css

@@ -109,12 +109,6 @@
 	cursor: pointer;
 }
 
-.udapp .instance.hidesub .title {
-	margin-bottom: 0;
-	padding-right: 1.5em;
-	word-wrap: break-word;
-}
-
 .udapp .instance .title:before {
 	content: "\25BC";
 	opacity: 0.5;
@@ -123,14 +117,6 @@
 	margin-top: 0.2em;
 }
 
-.udapp .instance.hidesub > *:not(.title) {
-	display: none;
-}
-
-.udapp .instance.hidesub > .title:before {
-	content: "\25B6";
-}
-
 #runTabView .contractProperty {
 	overflow: auto;
 	margin-bottom: 0.4em;

src/universal-dapp.js

@@ -57,9 +57,6 @@ var css = csjs`
     content: "\\25B8";
     margin-right: 5%;
   }
-  .instance.hidesub {
-      margin: 0;
-  }
   .instance.hidesub > * {
       display: none;
   }