.bk_prnt{display:none}.bk_hlight{background-color:#e6b650}.bk_pgobj{font-weight:700;color:#985735}.bk_hlight1{background-color:#2c4c9f;color:#fff;padding:0 .2em;font-weight:700}.bk_hlight2{background-color:#985735;color:#fff;padding:0 .2em;font-weight:700}.bk_hlight3{background-color:#777;color:#fff;padding:0 .2em;font-weight:700}.bk_hlight4{background-color:#59331f;color:#fff;padding:0 .2em;font-weight:700}.bk_hlight5{background-color:#000;color:#fff;padding:0 .2em;font-weight:700}.bk_hlight1 a{color:#fff!important;text-decoration:none}.bk_hlight2 a{color:#fff!important;text-decoration:none}.bk_hlight3 a{color:#fff!important;text-decoration:none}.bk_hlight4 a{color:#fff!important;text-decoration:none}.bk_hlight5 a{color:#fff!important;text-decoration:none}.bk_ncbi_dblue{color:#2c4c9f}.bk_ncbi_lblue{color:#97b0c8}.bk_ncbi_cupper{color:#985735}.bk_ncbi_dbrown{color:#59331f}.bk_ncbi_lbrown{color:#724128}.bk_ncbi_gray{color:#777}.bk_bttm_mrgn{margin-bottom:1.3846em}.bk_col_itm{display:block;float:left;width:8em}.bk_dwnld_icn{padding-left:20px}.bk_dwnld_movie{background:transparent url(../img/movie-icon.gif) no-repeat 0 100%}.bk_dwnld_csv{background:transparent url(../img/csv-icon.gif) no-repeat 0 100%}.bk_dwnld_msword{background:transparent url(../img/msword-icon.gif) no-repeat 0 100%}.bk_dwnld_txt{background:transparent url(../img/txt-icon.gif) no-repeat 0 100%}.bk_dwnld_excel{background:transparent url(../img/excel-icon.gif) no-repeat 0 100%}.bk_dwnld_pdf{background:transparent url(../img/pdf-icon.gif) no-repeat 0 100%}.bk_dwnld_ppt{background:transparent url(../img/ppt-icon.gif) no-repeat 0 100%}.img_link{text-decoration:none}.bk_fig{border:1px solid #ddd;padding:.6923em .6923em 0 .6923em}.pmc_boxed-text-box,.pmc_links-box{border:1px solid #ddd;background-color:#f6f6f6;padding:0 .6923em}.pmc_boxed-text-box h2,.pmc_boxed-text-box h3,.pmc_boxed-text-box h4,.pmc_boxed-text-box h5,.pmc_boxed-text-box h6{margin:.6923em 0}.pmc_disp_formula{text-align:center;width:100%}.pmc_va_top{vertical-align:top}.pmc_va_middle{vertical-align:middle}.pmc_hide_overflow{overflow:hidden}.pmc_inline_block{max-width:100%}.bk_equ_label{text-align:right}.main-content img{max-width:100%}.main-content img.small-thumb{max-width:100px}.main-content{word-wrap:break-word}.pre-content h2{color:#000}.bk_msg_box{border:1px solid #2c4c9f;padding:.5em}.body a.bktoc_tgllnk:hover,body a.bktoc_tgllnk{border-bottom:none}body a.bktoc_tgllnk{padding-right:13px;margin-right:3px;cursor:pointer;margin-left:-17px;zoom:1}a.bktoc_tgllnk{background:transparent url(../img/minus.gif) no-repeat scroll 50% 50%}a.bktoc_tgllnk_clps{background:transparent url(../img/plus.gif) no-repeat scroll 50% 50%}.bktoc_all_cntnr{text-align:right;color:#ccc}.content .bktoc_all_cntnr a:visited{color:#2f4a8b}.content .bktoc_all_cntnr a.inactive{color:#ccc;border:none;text-decoration:none;cursor:default}.bk_cntns{padding-right:17px;background:transparent url(../img/popper_tgt.png) no-repeat 100% 100%}.bk_cntns:active{background:transparent url(../img/popper_tgt.png) no-repeat 100% 58%}#bk_toc_contnr{width:600px;max-width:600px;max-height:500px;overflow:auto;padding:0 2em 0 0;background-color:#fff}#bk_toc_contnr a{color:#2f4a8b}ul#source-contents{padding:0}ul#source-contents.toc-toggle{padding-left:17px}ul#source-contents li{padding:2px 0}.toc-page-link{float:right;margin-top:9px;color:#2f4a8b}#bk_current_entry{font-weight:700}.ts_canvas{border:solid 1px silver;text-decoration:none}.ts_bar{display:block;background-color:#dcf0f4;padding:.3462em 0;text-align:center;margin:auto;max-width:100%;margin:auto}img.tileshop{cursor:zoom-in}.ts_bar{position:relative;height:0;padding:0;color:transparent}.ts_bar:after{content:url(../img/mglss24.png);position:absolute;height:24px;width:24px;right:-13px;top:-9px}.mp-outer{padding:2px;border:2px solid #4a4a4a;margin:auto}.mp-inner{background-color:#4a4a4a;text-align:center;padding:0;border:2px solid #4a4a4a}.mp-screen{position:relative;cursor:pointer;display:block;text-align:center;text-decoration:none;margin:auto;background-color:#4a4a4a}.splash-ph{height:100%;margin:auto;max-width:100%}.player-play-btn{position:relative;vertical-align:middle}img.player-splash{position:absolute;top:0;left:0;width:100%;height:100%}a.oemail{unicode-bidi:bidi-override;direction:rtl}