@import url('https://fonts.googleapis.com/css2?family=Martian+Mono:wght@100;200;300;400;500;600;700;800&display=swap');
*{
  padding: 0px;
  margin: 0px;
  font-family: "Martian Mono";
}
body{
  background: rgba(4, 3, 15, 100);
}


header{
  position: sticky;
  top: 0px;
  height: 24px;
  background:rgb(4, 236, 4);
}
ul{
  display: flex;
  justify-content: center;
}
ul img{
  width: 26px;
  text-align: center;
  margin-top:5px;
}

.Introduction{
  font-size: 50px;
  background:rgb(4, 236, 4);
  padding-left: 50px;
  padding-top: 50px;
  font-weight: bold;
  padding-bottom: 50px;
}

.main{
  height: 3000px;
}

footer{
  height: 25px;
  background:rgb(4, 236, 4);
  font-weight: bold;
  text-align: center;
  font-size: 18px;
  letter-spacing:3px;
}

@media (max-width: 848px){
  *{
    padding: 0px;
    margin: 0px;
    font-family: "Martian Mono";
  }
  body{
    background: rgba(4, 3, 15, 100);
  }  
  header{
    position: sticky;
    top: 0px;
    height: 26px;
    background:rgb(4, 236, 4);
  }
  .Introduction{
    font-size: 25px;
    background:rgb(4, 236, 4);
    padding-left: 50px;
    padding-top: 25px;
    font-weight: bold;
    padding-bottom: 25px;
  }
  ul{
    display: flex;
    justify-content: center;
  }
  ul img{
    width: 26px;
    text-align: center;
    margin-top:5px;
  }
  
  .main{
    height: 3000px;
  }
  footer{
    height: 25px;
    background:rgb(4, 236, 4);
    font-weight: bold;
    text-align: center;
    margin-top: 20px;
    font-size: 10px;
    letter-spacing:3px;
  }
  footer p{
    padding-top: 5px;
  }
}