Made some assets smaller

_includes/design/assets.html

@@ -3,7 +3,7 @@
     <p class="text-muted">The I2P brand assets are included here. Use them responsibly.</p>
 </div>
 <div class="row">
-    <div class="col-xs-12 col-md-5 col-sm-6">
+    <div class="col-xs-6 col-sm-4">
         <div class="image border p-5">
             <img src="https://raw.githubusercontent.com/uracreative/works/master/I2P/PNG/horizontal_color.png" class="rb-contain">
         </div>
@@ -18,7 +18,7 @@
 
     </div>
 
-    <div class="col-xs-12 col-md-5 col-sm-6">
+    <div class="col-xs-6 col-sm-4">
         <div class="image border p-5 bg-dark">
             <img src="https://raw.githubusercontent.com/uracreative/works/master/I2P/PNG/horizontal_white.png" class="rb-contain">
         </div>
@@ -33,8 +33,8 @@
     </div>
 </div>
 
-<div class="row mt-5">
+<div class="row">
-    <div class="col-xs-12 col-md-5 col-sm-6">
+	    <div class="col-xs-6 col-sm-4">
         <div class="image border p-5">
             <img src="https://github.com/uracreative/works/raw/master/I2P/PNG/vertical_color.png" class="rb-contain">
         </div>
@@ -48,7 +48,7 @@
         </p>
     </div>
     
-    <div class="col-xs-12 col-md-5 col-sm-6">
+        <div class="col-xs-6 col-sm-4">
         <div class="image border p-5 bg-dark">
             <img src="https://github.com/uracreative/works/raw/master/I2P/PNG/vertical_white.png" class="rb-contain">
         </div>
@@ -63,36 +63,6 @@
     </div>
  </div>
 
-<div class="row mt-5">
-    <div class="col-xs-12 col-md-5 col-sm-6">
-        <div class="image border p-5">
-            <img src="https://github.com/uracreative/works/raw/master/I2P/PNG/icon_color.png" class="rb-contain">
-        </div>
-        <p class="text-black pt-3 align-horizontally flex-space-between">
-            <span class="text-left color-gray-2 rb-isBold">Default</span>
-            <span class="text-right color-primary rb-isBold" style="float: right;">
-              <a target="_blank"
-                 href="https://demo.identihub.co/assets/SecureDrop_ICONS_1.svg"
-                 class="button btn btn-sm btn-pill btn-outline-medium">Download SVG</a>
-            </span>
-        </p>
-    </div>
-
-    <div class="col-xs-12 col-md-5 col-sm-6">
-        <div class="image bg-dark border p-5">
-            <img src="https://github.com/uracreative/works/raw/master/I2P/PNG/icon_white.png" class="rb-contain">
-        </div>
-        <p class="text-black pt-3 align-horizontally flex-space-between">
-            <span class="text-left color-gray-2 rb-isBold">White</span>
-            <span class="text-right color-primary rb-isBold" style="float: right;">
-              <a target="_blank"
-                 href="https://demo.identihub.co/assets/SecureDrop_ICONS_3.svg"
-                 class="button btn btn-sm btn-pill btn-outline-medium">Download SVG</a>
-            </span>
-        </p>
-    </div>
-</div>
-
 <div class="row mt-5">
     <div class="col-md-6">
         <div class="bg-box p-5 mb-3">