@font-face {
 font-family: MyCustomFont;
 src: url("wp-content/themes/twentyten/fonts/segoescb.eot") /* EOT file for IE */
}
@font-face {
 font-family: MyCustomFont;
 src: url("wp-content/themes/twentyten/fonts/segoescb.ttf") /* TTF file for CSS3 browsers */
}


body {
 font-family: MyCustomFont, Verdana, Arial, sans-serif;
 font-size: 18px;
 color: blue
}