#wrapper{
margin: 0 auto;
width: 550px;
margin-top: 15px;


}

.accordion,
.accordion ul,
.accordion li,
.accordion a,
.accordion span {
 margin: 0;
 padding: 0;
 border: none;
 outline: none;
}
.accordion li {
 list-style: none;
}

/* Определение и стили элементов */

.accordion li > a {
 display: block;
 position: relative;
 min-width: 110px;
 padding: 0 10px 0 40px;
 height: 32px;

 color: #fdfdfd;
 font: bold 12px/32px Arial, sans-serif;
 text-decoration: none;
 text-shadow: 0px 1px 0px rgba(0,0,0, .35);

 background: #8bb4cc;
 background: -moz-linear-gradient(top,  #6c6e74 0%, #4b4d51 100%);
 background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#6c6e74), color-stop(100%,#4b4d51));
 background: -webkit-linear-gradient(top,  #6c6e74 0%,#4b4d51 100%);
 background: -o-linear-gradient(top,  #6c6e74 0%,#4b4d51 100%);
 background: -ms-linear-gradient(top,  #6c6e74 0%,#4b4d51 100%);
 background: linear-gradient(top,  #6c6e74 0%,#4b4d51 100%);

 -webkit-box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
 -moz-box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
 box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
}

/*когда кликнут какой-то раздел, выбранный раздел выделяется зеленым*/
.accordion > li:hover > a,
.accordion > li:target > a,
.accordion > li > a.active {
 color: white;
 text-shadow: 1px 1px 1px rgba(255,255,255, .2);

 background: #ADD8E6;
background: #ADD8E6;
 background: -moz-linear-gradient(top,  #ADD8E6 0%, #00ccff 100%);
 background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#ADD8E6), color-stop(100%,#00ccff));
 background: -webkit-linear-gradient(top,  #ADD8E6 0%,#00ccff 100%);
 background: -o-linear-gradient(top,  #ADD8E6 0%,#00ccff 100%);
 background: -ms-linear-gradient(top,  #ADD8E6 0%,#00ccff 100%);
 background: linear-gradient(top,  #ADD8E6 0%,#00ccff 100%); 
}

/* Стили для под меню */

.sub-menu li a {
 color: #797979;
 text-shadow: 1px 1px 0px rgba(255,255,255, .2);

 background: #e5e5e5;
 border-bottom: 1px solid #c9c9c9;

 -webkit-box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
 -moz-box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
 box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
}

.sub-menu li:hover a { background: #efefef; }

.sub-menu li:last-child a { border: none; }




/* Скрываем неактивные блоки */

.accordion li > .sub-menu {
 display: none;
}
.accordion li:target > .sub-menu {
 display: block;
}