Here is the Css file url templatesja_methyscssmenumega.css
Please change the color coding alone For Ex: color:#FF0000
For Menu color change this css
.ja-megamenu ul.level0 li.mega a.mega {
color: #111111;
font-size: 200%;
font-weight: normal;
line-height: 1.3;
margin-bottom: -1px;
overflow: hidden;
padding: 0;
position: relative;
text-transform: uppercase;
z-index: 10000;
}
For Menu color change On MouseHover this css
.ja-megamenu ul.level0 li.mega a.mega:hover {
color: #111111;
font-size: 200%;
font-weight: normal;
line-height: 1.3;
margin-bottom: -1px;
overflow: hidden;
padding: 0;
position: relative;
text-transform: uppercase;
z-index: 10000;
}
For Active Menu color change this css
.ja-megamenu ul.level0 li.mega a.active {
color: #FF0066;
}
To change the Font Family add this css
font-family:Arial;