سوال: مشکل فونت فارسی

@font-face {
font-family: YekanNumbers;
src: url(fonts/YekanNumbers-Regular.eot?#iefix) format("fontawesome"), url(fonts/YekanNumbers-Regular.woff) format("woff"), url(fonts/YekanNumbers-Regular.ttf) format("truetype"), url(fonts/YekanNumbers-Regular.svg#YekanNumbers-Regular) format("svg");
font-weight: normal;
font-style: normal;
}
html {
-ms-text-size-adjust: 100%;
-webkit-text-size-adjust: 100%;
direction: rtl;
}

body {
color:#333;
font-family: 'Yekan', 'YekanNumbers', Tahoma, Yekan, Arial, sans-serif;
font-size:14px;
margin:0;
padding:0;
background: #FFF;
}
img { }

h1 { font-size: 52px; margin: 0; padding: 5px 15px;}
h3 { font-size: 28px; margin: 0; }
h4 { font-size: 24px; margin: 10px 0 0 0; }

h1, h3, h4, h5 {
font-family: 'Yekan', 'YekanNumbers', Tahoma, Arial, Verdana, sans-serif;
font-weight: 300;
}
a {
color: #333;
text-decoration: none;
}