html,
body,
.app {
  height: 100%;
}

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  background-color: #fff;
  color: #333333;
  line-height: 1.42857;
}

.text-center {
  text-align: center;
}

h3 {
  font-weight: 400;
}

.header-title {
  font-family: inherit;
  font-size: 3rem;
  font-weight: 200;

  &-link {
    color: #1E88E5;
    border-bottom: 1px solid #90CAF9;
    text-decoration: none;
    transition: color, border-bottom-color .3s;

    &:hover,
    &:visited {
      color: #3F51B5;
      border-bottom-color: #9FA8DA;
    }
  }
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;

  &-modal {
    display: block;
  }
}

.btn {
  font-family: inherit;
  font-size: 1.5rem;
  font-weight: 200;
  color: #fff;
  padding: 1.5rem;
  margin-right: 1rem;
  border: 0;
  line-height: 1;

  &:hover {
    cursor: poiner;
  }

  &:active,
  &:focus {
    outline: 0;
  }

  &-lg {
    padding: 2rem;
    font-size: 2rem;
  }

  &-pink {
    background: #E91E63;
  }

  &-blue {
    background: #2196F3;
  }
}