* {
  box-sizing: border-box;
}

h1 {
  font-family: 'Darker Grotesque', sans-serif;
  padding: 0;
  margin: 0;
  font-weight: 400;
  font-size: 6em;
  line-height: 1.5em;
}

h2 {
  margin: 0;
  line-height: 1.2em;
  font-family: 'Darker Grotesque', sans-serif;
  font-size: 3em;
  margin-top: -0.5em;
}

h3 {
  font-size: 2.2em;
  font-family: 'Darker Grotesque', sans-serif;
  font-weight: 400;
  font-style: oblique;
  line-height: 1em;
}
h4 {
  font-size: 1.6em;
  line-height: 1em;
}

h5 {
  font-size: 1.4em;
  line-height: 1em;
}

h6 {
  font-size: 1.1em;
  line-height: 1em;
}

html {
  margin: 0;
}

pre {
  font-family: 'Fira Code', monospace;
}

h4,
h5,
h6 {
  font-family: 'Noto Serif JP', serif;
}

body {
  margin: 0;
  letter-spacing: 0;
  font-family: 'Fira Code', monospace;
  font-size: 14px;
  line-height: 1.8em;
  display: flex;
  height: 100vh;
  width: 100vw;
}

@media (max-width: 1100px) {
  body {
    font-size: 12px;
    line-height: 1.4em;
  }
}

@media (max-width: 850px) {
  body {
    font-size: 10px;
    line-height: 1.2em;
  }
}

@media (max-width: 600px) {
  h1 {
    font-size: 4em;
  }
}
/* 
font-family: 'Darker Grotesque', sans-serif; */