É um template do wordpress, to fazendo a edição so pelo CSS. /* Category Navigation */
#cat-menu {
height: 35px;
margin: 0 0 20px 0;
}
.nav {
border-top: 1px solid #e6e6e6;
float: left;
list-style: none;
line-height: 1;
margin: 0;
width: 100%;
z-index: 99;
}
.nav a {
color: #333;
display: block;
position: relative;
text-decoration: none;
z-index: 100;
}
.nav li {
float: left;
width: auto;
}
.nav li a {
border-right: 1px solid #e6e6e6;
color: #333;
font: 13px/15px Arial, Helvetica, sans-serif;
padding: 8px 12px;
text-decoration: none;
}
.nav li a:hover, .nav li a:active {
color: #fff;
}
.nav li ul {
background: #fff;
border: 1px solid #e6e6e6;
border-bottom: none;
left: -999em;
margin-left: -1px;
position: absolute;
width: 168px;
z-index: 999;
}
.nav li ul li {
border-bottom: 1px solid #e6e6e6;
}
.nav li ul li a {
background: #fff;
color: #333;
font-size: 13px;
font-weight: normal;
padding: 8px 12px;
width: 144px;
}
.nav li ul li a.sf-with-ul {
padding: 8px 12px;
}
.nav li ul li a:hover {
color: #fff;
text-decoration: none;
}
.nav li ul ul {
margin: -32px 0 0 168px;
}
.nav li:hover,.nav li.hover {
position: static;
}
.nav li:hover ul ul, .nav li.sfhover ul ul,
.nav li:hover ul ul ul, .nav li.sfhover ul ul ul,
.nav li:hover ul ul ul ul, .nav li.sfhover ul ul ul ul {
left: -999em;
}
.nav li:hover ul, .nav li.sfhover ul,
.nav li li:hover ul, .nav li li.sfhover ul,
.nav li li li:hover ul, .nav li li li.sfhover ul,
.nav li li li li:hover ul, .nav li li li li.sfhover ul {
left: auto;
}
.nav .sf-sub-indicator {
display: none;
}
.nav li ul .sf-sub-indicator {
background: url(images/bullet.png) no-repeat;
display: block;
overflow: hidden;
position: absolute;
width: 10px;
height: 10px;
text-indent: -999em;
top: 0.95em;
right: 0.4em;
} Acredito que seja aqui.