:root{
  font-size: 62.5%;

  --cor-padrao :  #00E6AB;
  --cor-constraste-1:  hsl(0, 0%, 100%);
  --cor-constraste-2:  hsl(165, 94%, 86%);
}

*{
  box-sizing: border-box;
}

body{
  margin: 0;
  font-size: 1.6rem;
  
}
main , header , section, body{
  margin-top: 0;
  font-weight: 900;
}

body{
  padding: 0;
}

#App{
  display: flex;
  flex-direction: column;

  gap: 3.3rem;

  text-align: center;

  max-width: 60rem;
  width: 100vw;
  height:895rem;

  margin: 0 auto;

  padding-top: 0;
}

header{
  color: var(--cor-constraste-1);
  background-color: var(--cor-padrao) ;

  display: flex;
  flex-direction: column;

  text-align: start;
  align-items: center;

  border-radius:10rem;

  margin-bottom: 1px;
  margin-top: 0;
}

header a{
  padding: 1rem;
  width: 6rem;

  margin-left: 1rem;
  color: var(--cor-constraste-1);
  background-color: var(--cor-padrao);

  border-radius: 2rem ;
  font-size: 2rem;
  font-weight: 900;
  text-decoration: none;

  display: flex;
  justify-content: center;
}

header > a > i{
  background-color: var(--cor-constraste-1);
  color: var(--cor-padrao);
  padding: 1rem;

  border-radius: 1.5rem ;
  width: 6rem;

  font-size: 2.4rem;
}

header h1{
  font-size: 2rem;
}

nav{
  position: sticky;
  margin: 0 auto;
  width: 40rem;

}

a{
 text-decoration: none;
 color: var(--cor-constraste-1);
}

main {
  box-sizing: content-box;
  margin: 0 auto;
  width: 60rem;
}

section{
  margin-top: -10rem;
  position: relative;

  display: flex;
  flex-direction: column;

  justify-content: center;
  align-items:center;
  text-align: center;
  place-items: center;

  height: 50rem;

  margin: 0 auto;

}


#p1{
  margin-top: -5rem;
}

section  img{
  position: absolute;
  top: -12rem;
  left: 2.7rem;

  margin: 0 auto;
  height: 14rem;

  z-index: 2;

  border: 2px solid var(--cor-padrao);
  border-radius: 2rem;
}

section > a{
  position: relative;
  top: 0px;
  left: 0px; 
  margin-bottom: -20rem;
  
  z-index: 0;
  padding: 2rem;

  padding-top: 3rem;
  padding-left: 4rem;
  padding-bottom: 0;
  height: 24rem;
  width: 30rem;

  border-radius: 2rem;  

  text-decoration: none;
  font-size: 2rem;
  font-weight: 900;
  text-align: start;
  line-height: 16px;

  background-color: var(--cor-padrao);

  color:var(--cor-constraste-1);
}


ul{
  background-color: var(--cor-padrao);

  padding: 0.3rem 1rem;

  height: 2rem;
  width: 63.5rem;

  border-radius: 4rem;

  display: flex;
  flex-direction: row;
  gap: 1rem;
}

nav{
  position: sticky;
  top: 0.1rem;

  margin: 0 auto;
  background-color:var(--cor-padrao);
  width: 48.2rem; 
  padding: 0.8rem;
  overflow-x: hidden;
  overflow-x: scroll;

  border-radius: 4rem;

  z-index: 4;
  
}
ul li{
  list-style: none;
}

li a {

  padding: 1rem;

  background-color: var(--cor-constraste-1);
  color: var(--cor-padrao);

  border-radius: 1.5rem;
}


a h4{
  font-weight: 400;
  font-size: 1.6rem;
}

a #TechUsed{
  display: flex;
  gap: 8rem;
}


@media (max-width: 42.5rem){
  
  #App{
    gap: 2.3rem;

    max-width: 42.5rem;
    margin: 0 auto;
    padding: 1.7rem 2rem;
    padding-top: 0;
  }

  header{
    margin-top: 0;
    margin: 0 auto;
    margin-bottom: 1px;

    padding: 0;
    
  }

  header h1{
    font-size: 2rem;
  }

  nav{
    position: sticky;
    margin: 0 auto;

    width: 80vw;
    height: 6.7rem;

  }

  main {
    margin: 0 auto;
    width: 28rem;
    height: 900rem;
  }

  section {
    position: relative;

    width: 28rem;
    height: 100vh;

  }


 
}