body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  text-size-adjust: none;
}
.container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  width: 100vw;
}
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  padding: 0;
}
h1 {
  font-size: 4em;
  font-family: 'Inter', sans-serif;
}
#line {
  height: 0.1em;
  width: 100px;
  margin: 15px 0;
  background-color: black;
}
.icons {
  display: flex;
  /*flex-direction: column;*/
  justify-content:left;
  font-size: 2.5em;
  gap: 20px;
}
.icon {
  display: flex;
  gap: 10px;
  align-items: center;
}

.icon p {
  margin: 0;
  font-size: 1rem;
}
a:link {
  color: black;
}
a:visited {
  color: #aaa;
}
@media (max-width: 980px) {
  body {
    font-size: 2em;
  }
  #line {
    width: 200px;
    margin: 30px 0;
  }
}