.wrapper_about{
	background-image:url('../images/wave2.png');
	background-repeat:repeat;
	background-position: 25px -5px;
	background-color:#c2c2c2;
	z-index:2;
}
.wrapper_about:hover .btn_rl_about{
	display:block;
}
.jangkar{
	position:absolute;
	width:100%;
	height:100%;
	background-image:url('../images/jangkar2.png');
	background-position:-13px -41px;
	z-index:0;
}
.w_c_about,.w_c_service{
	position:relative;
	width:65%;
	height:100%;
	overflow:none;
	margin:auto;
	z-index:1;
}
.w_menu_about,.w_menu_service{
	position: absolute;
	width: 100%;
	top: 17%;
	overflow: hidden;
	left: 0px;
	right: 0px;
	margin-left: auto;
	margin-right: auto;
	z-index: 1;
}
.w_m_about,.w_m_service,.w_content_about,.w_content_service{
	transition:0.5s;
	height:100%;
}
.menu_about{    
	float: left;
    height: auto;
    font-size: 2.5vh;
    text-align: center;
    line-height: 60px;
}
.menu_about span{    
	cursor:pointer;
	transition:0.3s;
}
.menu_about span:hover{
	color:#2b579a;
}
.wmabout_aktiv{
	font-size: 4vh;
	font-weight:bold;
	color:#2b579a;
	border-bottom:5px solid #2b579a;
	cursor:none;
}
.content_about,.content_service{
	width: 100%;
	height: 68%;
	position: relative;
	top: 27%;
	background-color: #ecf0f1;
	background-image: url('../images/logo_transparant.png');
	background-repeat: no-repeat;
	background-position: 100% 102%;
	overflow:hidden;
	box-shadow:inset 0px 1px 1px rgba(255,255,255,0.5);
}
.c_about{
	float: left;
    height: 100%;
    line-height: 4.5vh;
	padding:7px;
	overflow-x: hidden;
	overflow-y: auto;
}
.tree {
    min-height:20px;
    padding:19px;
    margin-bottom:20px;
    /*background-color:#fbfbfb;
    border:1px solid #999;
    -webkit-border-radius:4px;
    -moz-border-radius:4px;
    border-radius:4px;
    -webkit-box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05);
    -moz-box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05);
    box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05)
	*/
}
.tree li {
    list-style-type:none;
    margin:0;
    padding:10px 5px 0 5px;
    position:relative
}
.tree li::before, .tree li::after {
    content:'';
    left:-20px;
    position:absolute;
    right:auto
}
.tree li::before {
    border-left:1px solid #999;
    bottom:50px;
    height:100%;
    top:0;
    width:1px
}
.tree li::after {
    border-top:1px solid #999;
    height:20px;
    top:25px;
    width:25px
}
.tree li span {
    -moz-border-radius:5px;
    -webkit-border-radius:5px;
    border:1px solid #999;
    border-radius:5px;
    display:inline-block;
    padding:3px 8px;
    text-decoration:none
}
.tree li.parent_li>span {
    cursor:pointer
}
.tree>ul>li::before, .tree>ul>li::after {
    border:0
}
.tree li:last-child::before {
    height:30px
}
.tree li.parent_li>span:hover, .tree li.parent_li>span:hover+ul li span {
    background:#eee;
    border:1px solid #94a0b4;
    color:#000
}
.btn_rl_about{
	position:absolute;
	background-image:url('../images/btn_property.png');
	background-color:#2B579A;
	width:45px;
	height:45px;
	border-radius:50%;
	top:50%;
	cursor:pointer;
	border:10px solid #2B579A;
	transition:0.3s;
	display:none;
}
.btn_right_about{
	left: auto;
	right: 2%;
	background-position: -185px -154px;
}
.btn_right_about:hover{
	background-position: -144px -154px;
}
.btn_left_about{
	left: 2%;
	right: auto;
	background-position: -151px -243px;
}
.btn_left_about:hover{
	background-position: -191px -243px;
}

@media (max-width: 800px){
	.wmabout_aktiv{
		font-size: 2.5vh;
	}
	.w_menu_about{
		top:10vh;
	}
	.content_about{
		top:20vh;
	}
	.menu_about{
		font-size: 0.5vh;
	}
	.c_about{
		overflow-x: show;
	}
	.tree{
		padding:0px;
	}
}