body{
  background-image: url('../img/bike.png');
  background-repeat: no-repeat;
  background-size: cover;
}

  .bte {
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    border-radius: 500px;
    transition-property: background-color, border-color, color, box-shadow, filter;
    transition-duration: 0.3s;
    border: 1px solid transparent;
    letter-spacing: 2px;
    min-width: 160px;
    text-transform: uppercase;
    white-space: normal;
    font-weight: 700;
    text-align: center;
    padding: 16px 14px 18px;
    box-shadow: inset 0 0 0 2px #616467;
    background-color: transparent;
    height: 48px;
    color: #fff;
    background-color: #f56653;
  }