.mce-sta-panel.mce-container .mce-colorbutton .mce-preview {
  background-color: #FC5E18;
  height: 100%;
  left: 0;
  margin-left: 0;
  margin-top: 0;
  position: absolute;
  top: 0;
  width: 100%;
}
.mce-container .mce-grid.mce-grid-border.mce-colorbutton-grid.sta-colurbotton  div {
  display: block !important;
  float: left;
  height: 15px;
  margin: 0 2px !important;
  width: 15px;
  z-index: 2147483647;
}