@font-face {
  font-family: 'Inter';
  src: url('../Readex_Pro/ReadexPro-VariableFont_HEXP\,wght.ttf');
  font-style: normal;
  }
  
  body{
  font-family: 'Inter';
  }

  * { -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; }

  html {
    height: 100%;
  }
  body {
    padding: 0;
    margin: 0;
    font-family: 'Inter';
    font-weight: 300;
    background: #f7f7f7;
    color: #333;
  }
  header {
    margin: 2em 0;
    text-align: center;
  }
  h1, h2, h3 {
    margin: 0;
    text-rendering: optimizeLegibility;
    text-align: center;
  }
  h1 {
    font-weight: 400;
    font-size: 3em;
  }
  h2 {
    font-weight: 300;
    margin-top: 0.5em;
  }
  section {
    margin: 1.5em auto;
    width: 400px;
  }
  .mic {
    display: block;
    -webkit-appearance: none;
    -moz-appearance: none;
    width: 200px;
    height: 200px;
    border: 0;
    border-radius: 50%;
    padding: .7em 1em;
    margin: 4em auto 3em;
    text-align: center;
    color: #fff;
    background: linear-gradient(180deg, #39C2C9 0%, #3FC8C9 80%, #3FC8C9 100%);
    box-shadow: 2px 5px 30px rgba(63, 200, 201, .4);
    will-change: transform, filter;
    transition: all 0.3s ease-out;
  }
  button .fa {
    font-size: 130px;
    line-height: 200px;
    margin: 0;
    text-shadow: 1px 2px 2px #2a8b90;
  }
  button:hover {
    transform: scale(.92);
  }
  button:active {
    filter: brightness(.8);
  }
  button:focus {
    outline: 0;
  }