@font-face {
  font-family: 'Helvetica';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(https://fonts.gstatic.com/l/font?kit=JIAxUVNqfH9WuVQQRM4zVxOi&skey=22efecd2bc0e2cb0&v=v10) format('truetype');
}
@font-face {
  font-family: 'Helvetica';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(https://fonts.gstatic.com/l/font?kit=JIA0UVNqfH9WuVQQRM477DayEhEn&skey=c9794b4fcbed8443&v=v10) format('truetype');
}
@font-face {
  font-family: 'IBM Plex Serif';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/ibmplexserif/v20/jizDREVNn1dOx-zrZ2X3pZvkTiUf2zI.ttf) format('truetype');
}
@font-face {
  font-family: 'IBM Plex Serif';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/ibmplexserif/v20/jizAREVNn1dOx-zrZ2X3pZvkTi3s-CI0q14.ttf) format('truetype');
}
@font-face {
  font-family: 'IBM Plex Serif';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/ibmplexserif/v20/jizAREVNn1dOx-zrZ2X3pZvkTi3A_yI0q14.ttf) format('truetype');
}
@font-face {
  font-family: 'IBM Plex Serif';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/ibmplexserif/v20/jizAREVNn1dOx-zrZ2X3pZvkTi2k_iI0q14.ttf) format('truetype');
}