.btn-toolbar{margin:0 auto}.tool-top .tool-item:first-child,.tool-bottom .tool-item:first-child{border-top-left-radius:6px;border-bottom-left-radius:6px}.tool-top .tool-item:last-child,.tool-bottom .tool-item:last-child{border-top-right-radius:6px;border-bottom-right-radius:6px}.tool-left .tool-item:first-child,.tool-right .tool-item:first-child{border-top-left-radius:6px;border-top-right-radius:6px}.tool-left .tool-item:last-child,.tool-right .tool-item:last-child{border-bottom-left-radius:6px;border-bottom-right-radius:6px}.btn-toolbar i{margin-right:0}