style.css

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body,
.wrapper {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: "Istok Web", sans-serif;
  text-align: center;
}

h1 {
    text-align: center;
    font-size: 50px;
}

div {
    max-width: 1200px;
    margin: 0 auto;
}

.text {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border: none;
    width: 100%;
    padding: 10px;
    border: 2px solid #c0c7cf;
    border-radius: 6px;
    resize: none;
    overflow: hidden;
    align-content: center;
  }

.btn {
    border: 2px solid rgba(150, 150, 150, 0.9);
    background-color: rgba(95, 95, 95, 0.9);
    border-radius: 25px;
    padding: 15px;
    color: hsl(0, 0%, 100%);
    text-align: center;
  }

  #clearAll {
    border: 2px solid rgba(169, 240, 236, 0.9);
    background-color: rgba(117, 189, 236, 0.9);
    margin: 0 auto;
    justify-content: center;
    width: 300px
  }


  .btn {
      margin-left: -20px;
      margin-right: -15px;
  }