html, body {
    background: #fff;
    color: #444;
    font: 16px/1.5em 'Open Sans', Helvetica, Arial, sans-serif;
}

#center {
    width: 900px;
    margin: 0 auto;
}

h1, h2, h3 { color: #000; line-height: 2em;}
h1 { font-weight: 300; margin: 0;}

/* apply to top level menu to keep from expanding to fill width or pushing other menus away */
.top 
{
    float: left;
    margin-right: 1em;
}
.menu
{
    list-style: none;
    position: relative;
}

.menu > .title 
{
    color: #222;
    border: 4px solid #D3D3D3;
    display: block;
    text-align: center;
    line-height: 1em;
    padding: 12.8px 1.5em;
    cursor: pointer;
}
.menu:hover > .title 
{
    border-color: #999;
}

/* icon next to menu top */
.menu > .title:after 
{
    content: "+";
    padding-left: 1em;
}


.menu ul 
{
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
    border: 1px solid #999;
    border-top: 0;
    display: none;
    background: #fff;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
}
.menu a, .menu .menu .title 
{
    line-height: 1em;
    padding: .6em 1.5em !important;
    display: block;
    color: #666;
    text-decoration: none;
    width: 100%;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
}

.menu a:hover, .menu .menu:hover > .title 
{
    background: #F0F0F0;
    color: #222;
}

/* submenu title */
.menu .menu .title 
{
    border: 0;
    width: 100%;
    text-align: left;
    position: relative;
}

/* submenu arrow */
.menu .menu .title:after 
{
    content: "\25B6";
    position: absolute;
    right: 1.5em;
}



/* open state */
.menu:hover > ul 
{
    display: block;
}

.menu:hover > .title 
{
    border-bottom: 0;
    padding-bottom: 13.8px;
}

/* submenu open state */
.menu .menu 
{
    position: relative;
    display: block;
}
.menu .menu ul 
{
    position: absolute;
    width: 100% !important;
    top: -1px;
    left: 90%;
    border-top: 1px solid #999;
}