/*** ESSENTIAL STYLES ***/
.sf-menu {
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;
}

.sf-menu .sf-mega {
    position: absolute;
    display: none;
    top: 100%;
    left: 0;
    z-index: 99;
}

.sf-menu > li {
    float: left;
}

.sf-menu li:hover > .sf-mega,
.sf-menu li.sfHover > .sf-mega {
    display: block;
}

.sf-menu > li > a {
    display: block;
    position: relative;
}

/*** DEMO SKIN ***/
.sf-menu {
    float: left;
    margin-bottom: 1em;
    width: 100%;
}

.sf-menu .sf-mega {
    box-shadow: 2px 3px 6px rgba(0, 0, 0, .2);
    width: 100%; /* allow long menu items to determine submenu width */
}

.sf-menu > li > a {
    border-left: 1px solid #fff;
    border-top: 1px solid #dFeEFF; /* fallback colour must use full shorthand */
    border-top: 1px solid rgba(255, 255, 255, .5);
    padding: .75em 1em;
    text-decoration: none;
    zoom: 1; /* IE7 */
    color: #13a;
}

.sf-menu > li {
    background: #BDD2FF;
    -webkit-transition: background .2s;
    transition: background .2s;
}

.sf-menu > li:hover,
.sf-menu > li.sfHover {
    background: #CFDEFF;
    /* only transition out, not in */
    -webkit-transition: none;
    transition: none;
}

/*** mega menu dropdown ***/
.sf-mega {
    background-color: #CFDEFF;
    padding: 1em;
    box-sizing: border-box;
    width: 100%;
}

.sf-mega-section {
    float: left;
    width: 8em; /* optional */
    padding: 0 1em 1em 0;
    margin-right: 1em;
    border-right: 1px solid #b4c8f5;
}

/*** arrows (for all except IE7) **/
.sf-arrows .sf-with-ul {
    padding-right: 2.5em;
    *padding-right: 1em; /* no CSS arrows for IE7 (lack pseudo-elements) */
}

/* styling for both css and generated arrows */
.sf-arrows .sf-with-ul:after {
    content: '';
    position: absolute;
    top: 50%;
    right: 1em;
    margin-top: -3px;
    height: 0;
    width: 0;
    /* order of following 3 rules important for fallbacks to work */
    border: 5px solid transparent;
    border-top-color: #dFeEFF; /* edit this to suit design (no rgba in IE8) */
    border-top-color: rgba(255, 255, 255, .5);
}

.sf-arrows > li > .sf-with-ul:focus:after,
.sf-arrows > li:hover > .sf-with-ul:after,
.sf-arrows > .sfHover > .sf-with-ul:after {
    border-top-color: white; /* IE8 fallback colour */
}
