body {
  font-family: 'Quicksand','Noto Sans JP', sans-serif;
  margin: 0;
  }

  a {
    font-size: 2rem;
  }

canvas {
    position: fixed;
    top: 0;
    left: 0;
    overflow:hidden;
  }

main {
    color: rgb(73, 72, 72);
    /* width: 100%; */
    text-align: center;
    position: relative;
    margin: auto;
  }

  .content {
    width: 100%;
  }


  main h1 {
    font-size: 5rem;
  }
  
  main p {
    font-size: 2rem;
  }
  
  svg {
    width: 60px;
    height: 60px;
  }

  .login {
    animation: login-right 1s cubic-bezier(1, -0.17, 0.29, 0.99) infinite alternate both;
  }
  @keyframes login-right {
    0% {
      transform: translateX(0);
    }
    100% {
      transform: translateX(2px);
    }
  }