ok-admin/css/okadmin.theme.scss

$orange: #FF4806;

.okadmin.orange_theme{
	/**头部导航*/
    .okadmin-header{
    	.layui-nav-item a{
			color: $orange;
    	}
    	.layui-icon,.ok-icon{
    		color: $orange;
    	}
    	.layui-nav {
			.layui-nav-mored{
    			border-color: transparent transparent $orange;
			}
			.layui-nav-more{
				border-color: $orange transparent transparent;
			}
			.layui-nav-bar{
			    background: $orange !important;
			}
		}
    }
	
	/**左侧菜单*/
    .ok-left .okadmin-nav{
		.layui-nav-bar{
		    background: $orange;
		}
    	.layui-nav-item{
    		&.layui-this{
    			a{
    				background: $orange;
    			}
    		}
    		.layui-nav-child{
    			.layui-this{
    				a{
	    				background: $orange;
	    			}
    			}
    		}
    	}
    }

	/**tab栏*/
    .ok-tab{
    	.okadmin-tabs-control:hover,
    	.layui-tab-title li.layui-this{
    		color: $orange;
    	}
    }
}