Change font

Hi, i need help with change font in Minimatical theme.

I would like use Oswald:400 & subset=latin,latin-ext. How i must change this code to Oswald font:

[ Moderator Note: Please post code or markup snippets between backticks or use the code button. ]

@font-face {
    font-family: 'Vegur';
    src: url('fonts/vegur-light.eot');
    src: url('fonts/vegur-light.eot?#iefix') format('embedded-opentype'),
         url('fonts/vegur-light.woff') format('woff'),
         url('fonts/vegur-light.ttf') format('truetype'),
         url('fonts/vegur-light.otf') format('opentype'),
         url('fonts/vegur-light.svg#VegurLight') format('svg');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'Vegur';
    src: url('fonts/vegur-bold.eot');
    src: url('fonts/vegur-bold.eot?#iefix') format('embedded-opentype'),
         url('fonts/vegur-bold.woff') format('woff'),
         url('fonts/vegur-bold.ttf') format('truetype'),
         url('fonts/vegur-bold.otf') format('opentype'),
         url('fonts/vegur-bold.svg#VegurBold') format('svg');
    font-weight: bold;
    font-style: normal;
}

body {
	background:#FFF;
	color:#000;
	font-family:"Vegur", sans-serif;
	font-size:16px;
	line-height:18px;
}

Thanks you very much!