[PYT-234, PYT-235] Update Ecosystem, Community homepage modules (pytorch#68)

- Change background color
- Increase margin below Ecosystem, Community titles
- Change text color "See all Projects"
- Padding around cards should be equal top and bottom
- Cards should have a flex height
- Bump email font size, padding bottom

Author: brsoff

_sass/base_styles.scss

@@ -164,10 +164,6 @@ a, .btn {
   }
 }
 
-.bg-medium-grey {
-  background-color: $medium_grey;
-}
-
 .bg-very-light-grey {
   background-color: $very_light_grey;
 }

_sass/homepage.scss

@@ -107,20 +107,34 @@
 }
 
 .community-module {
-  .card-body {
+  background-color: $light_grey;
+
+  .ecosystem-card {
+    height: auto;
+
     @include small-desktop {
       padding: rem(10px);
     }
   }
 
-  .module-button {
-    margin-top: rem(10px);
-  }
-
   h2 {
     margin-bottom: rem(20px);
   }
 
+  .h2-subheadline {
+    margin-bottom: rem(50px);
+  }
+
+  .card-body {
+    @include small-desktop {
+      padding: rem(10px);
+    }
+  }
+
+  .module-button {
+    color: $slate;
+  }
+
   p {
     margin-bottom: rem(40px);
     letter-spacing: 0.25px;
@@ -129,6 +143,13 @@
   .module-subtext {
     margin-right: rem(250px);
   }
+
+  .email-subscribe-form input.email {
+    border-bottom: 1px solid #d6d7d8;
+    font-size: rem(20px);
+    line-height: 0;
+    padding-bottom: rem(12px);
+  }
 }
 
 .community-avatar {

index.html

@@ -41,7 +41,7 @@ <h5>{{ feature.title }}</h5>
     </div>
   </div>
 
-  <div class="homepage-feature-module community-module container-fluid bg-medium-grey">
+  <div class="homepage-feature-module community-module container-fluid">
       <div class="container">
       <div class="row">
         <div class="col-md-12">
@@ -53,7 +53,7 @@ <h2>Ecosystem </h2>
 
         </div>
         <div class="col-md-8">
-          <p>Explore a rich ecosystem of libraries, tools, and more to support development.</p>
+          <p class="h2-subheadline">Explore a rich ecosystem of libraries, tools, and more to support development.</p>
         </div>
       </div>
 
@@ -82,7 +82,7 @@ <h2>Community</h2>
 
         </div>
         <div class="col-md-8">
-          <p>Join the PyTorch developer community to contribute, learn, and get your questions answered.</p>
+          <p class="h2-subheadline">Join the PyTorch developer community to contribute, learn, and get your questions answered.</p>
         </div>
       </div>