@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap');

* {
    margin : 0;
    padding : 0;
    box-sizing :border-box;
}

:root {
    color-scheme: dark;
}

section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.extremo {
    margin-block : 2rem
}

.font--Montserrat {
    font-family: 'Montserrat', sans-serif;
}

.display--none {
    display: none;
}

.display--block {
    display: block
}

.intro {
    background: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/579121/sky-backr2.jpg') no-repeat;
      background-size: cover;
      height: 100vh;
      position: relative;
      z-index: -1;
  }
  .tulips {
      bottom: -10px;
      left: 0;
      overflow: hidden;
      position: absolute;
      text-align: center;
      width: 100%;
      z-index: 1;
  }
  
  .stemEnd1, .stemEnd2, .stemEnd3, .stemEnd4 {
    visibility:hidden;
  }