Fix mobile add token button

ui/app/css/itcss/components/confirm.scss

@@ -37,7 +37,7 @@
     overflow-y: auto;
     top: 0;
     box-shadow: none;
-    height: calc(100vh - 58px - 100px);
+    height: calc(100vh - 58px - 85px);
     border-top-left-radius: 0;
     border-top-right-radius: 0;
   }
@@ -271,6 +271,7 @@ section .confirm-screen-account-number,
   box-shadow: none;
   flex: 1 0 auto;
   font-weight: 300;
+  margin: 0 8px;
 }
 
 .btn-light.confirm-screen-cancel-button {
@@ -288,6 +289,7 @@ section .confirm-screen-account-number,
   cursor: pointer;
   flex: 1 0 auto;
   font-weight: 300;
+  margin: 0 8px;
 }
 
 #pending-tx-form {
@@ -296,7 +298,7 @@ section .confirm-screen-account-number,
   display: flex;
   flex-flow: row nowrap;
   background-color: $white;
-  padding: 19px 18px;
+  padding: 12px 18px;
   border-bottom-left-radius: 8px;
   border-bottom-right-radius: 8px;
   width: 100%;

ui/app/css/itcss/components/newui-sections.scss

@@ -114,11 +114,12 @@ $wallet-view-bg: $wild-sand;
   }
 
   &__add-token-button {
+    flex: 0 0 auto;
     color: $dusty-gray;
     font-size: 14px;
     line-height: 19px;
     text-align: center;
-    margin: 36px auto 0;
+    margin: 36px auto;
     border: 1px solid $dusty-gray;
     border-radius: 2px;
     font-weight: 300;

ui/app/css/itcss/components/send.scss

@@ -657,15 +657,14 @@
     width: 163px;
     text-align: center;
     height: 55px;
-    width: 163px;
     border-radius: 2px;
     background-color: $white;
     font-family: Roboto;
     font-size: 16px;
     font-weight: 300;
     line-height: 21px;
-    text-align: center;
     border: 1px solid;
+    margin: 0 4px;
   }
 
   &__next-btn,