.x-window-body background: $darker border-bottom-width: 0 border-right-width: 0 .x-window-default //If you use compass, instead of the line below you could use + border-radius($radius, $vertical-radius) border-radius: 0 background-color: $darker //If you use compass, instead of the line below you could use + box-shadow($shadow-1, $shadow-2, $shadow-3, $shadow-4, $shadow-5, $shadow-6, $shadow-7, $shadow-8, $shadow-9, $shadow-10) box-shadow: none border-color: $darker border-style: none border-width: 0 padding: 0 .x-window-default-mc background-color: $darker .x-window-body-default color: white border-width: 0 !important .x-window-header-default-top //If you use compass, instead of the line below you could use + border-top-left-radius($radius) border-top-left-radius: 0 !important //If you use compass, instead of the line below you could use + border-top-right-radius($radius) border-top-right-radius: 0 !important //If you use compass, instead of the line below you could use + border-bottom-right-radius($radius) border-bottom-right-radius: 0 !important //If you use compass, instead of the line below you could use + border-bottom-left-radius($radius) border-bottom-left-radius: 0 !important background-color: $darker border-width: 0 !important padding: 9px .x-window-text color: #fff .x-window-header.x-header.x-header-draggable.x-docked.x-unselectable.x-window-header-default.x-horizontal.x-window-header-horizontal.x-window-header-default-horizontal.x-top.x-window-header-top.x-window-header-default-top.x-box-layout-ct background: $darker border-bottom-width: 0 border-right-width: 0 .x-message-box .x-window-body background-color: $dark