* {
   margin: 0;
   padding: 0;
  
}

body {
   background-color: bisque;
   overflow-y:auto;
   margin: 0;
   font-family: Arial, sans-serif;
}

header {
   background-color: orangered;
   top: 0;
   padding: 1%;
   align-items: center;
   position: fixed;
   width: 100%;
   z-index: 1000;
}

h1 {
   text-align: center;
   color: white;
}

main {
   margin-top: 100px; 
}

article {
   border: 5px solid orangered;
   background-color: transparent;
   margin: 40px;
   margin-top: 300px;
   text-align: center;
  
}

ul {
   list-style: none;
   padding: 0;
}

li {
   font-size: 15px;
   border-top: 5px solid orangered;
   padding: 10px;
}

li:first-child {
   border-top: none;
}

footer {
   background-color: orangered;
   padding: 1%;
   text-align: center;
   color: white;
   position: fixed;
   width: 100%;
   bottom: 0;
}