* {
  box-sizing: border-box;
}

html,
body {
  font-family: helvetica;
  height: 100%;
  margin: 0;
}

.center {
  display: flex;
  justify-content: center;
  align-items: center;
}

header {
  width: 100%;
  height: 100%;
  background: #fff;
  flex-direction: column;
  border: 20px solid #eee;
}

h1 {
  margin: 0px auto 25px;
  font-size: 65px;
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 50px;
}

h2 {
  max-width: 450px;
  font-size: 15px;
  font-weight: normal;
  text-align: center;
  margin: 0 10px 20px;
  line-height: 22px;
}

button {
  padding: 10px 15px;
  border: 2px solid;
  border-radius: 3px;
  background: #fefefe;
  cursor: pointer;
  transition: background-color 200ms;
  max-width: 80vw;
}

button:hover {
  background: #eee;
}

button span {
  font-size: 24px;
  display: inline-block;
}

.flip {
  transform: scale(-1, 1);
}

.buttonText {
  font-size: 14px;
  letter-spacing: 0.6px;
  padding: 0 10px;
  font-weight: bold;
}

i {
  opacity: 0.7;
}

.about {
  padding-top: 20px;
  font-size: 14px;
  text-align: center;
  padding-left: 30px;
  padding-right: 30px;
}

@media only screen and (max-width: 600px) {
  h1 {
    font-size: 40px;
  }
}