message: Fix styling of circles on event stream. Remove more unneccessary webkit prefixes.
diff: @@ -64,7 +64,6 @@ $color-dark-border: #ddd;
  bottom: 0;
  width: 400px;
  left: 0;
  - -webkit-transform: translateY(50%);
  transform: translateY(50%);
  }
  @@ -106,7 +105,6 @@ $color-dark-border: #ddd;
  border-bottom-color: $color-grey-border;
  overflow: hidden;
  width: 100%;
  - -webkit-flex: none;
  flex: none;
  }
  @@ -121,7 +119,6 @@ $color-dark-border: #ddd;
  }
  .co-sysevent__meta-box {
  - -webkit-flex: none;
  flex: none;
  border: solid 1px $color-dark-border;
  border-top-width: 0;
  @@ -151,13 +148,11 @@ $color-dark-border: #ddd;
  @media screen and (min-width: 768px) {
  .co-sysevent {
  - -webkit-flex-wrap: nowrap;
  flex-wrap: nowrap;
  - margin-left: -50px;
  + margin-left: -40px;
  }
  .co-sysevent__main-box {
  - -webkit-flex: 1 2 auto;
  flex: 1 2 auto;
  border: solid 1px $color-grey-border;
  }
  @@ -174,17 +169,17 @@ $color-dark-border: #ddd;
  }
  .co-sysevent-stream {
  - padding-left: 20px;
  + padding-left: 10px;
  }
  .co-sysevent-stream__timeline {
  border-bottom-width: 3px;
  border-left-width: 3px;
  left: initial;
  + margin-left: 10px;
  }
  .co-sysevent-stream__timeline__btn {
  - -webkit-transform: translate(-50%, -100%);
  transform: translate(-50%, -100%);
  margin-left: -2px;
  }
  