body {
  width: 100%;
  height: 100%;
  padding: 0px;
  margin: 0px;
  font-family: "IBM Plex Sans", sans-serif;
  text-underline-offset: 2px;
  -webkit-tap-highlight-color: transparent;
}

button, .ff-pt-regular {
    font-family: "IBM Plex Sans", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
}

.ff-pt-bold {
    font-family: "PT-Serif-bold";
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
}