Merge sprint/20.

src/sass/buttons.scss

@@ -55,6 +55,7 @@
 .button {
   border-radius: 6px;
   &.button-full {
+    border-radius: 0;
     display: block;
   }
   &-green {

src/sass/views/includes/clickToAccept.scss

@@ -8,6 +8,7 @@ click-to-accept {
   .click-to-accept {
 
     &__button.button.button-primary.button-standard {
+      border-radius: 0;
       height: 100%;
       max-width: 9999px;
       width: 100%;

src/sass/views/includes/slideToAccept.scss

@@ -13,6 +13,9 @@ slide-to-accept {
   }
 
   .slide {
+    .button {
+      border-radius: 0;
+    }
     &__listener {
       height: 100%;
       width: 100%;