body {
  width: 90%;
  max-width: 900px;
  margin: auto;
}

header {
  position:sticky;
  top:0;
}

h1 {
    background-color:  rgb(54, 51, 51);
    height: 300px;
    color: whitesmoke;
    background-repeat: no-repeat;
    background-size:cover;
    font-family: 'Times New Roman', Times, serif;
    font-size: 30px;
    text-align: left;
    margin-top: 0%;
    margin-bottom: 0%;
}


.container {

    height: 1000px;
    width: 100%;
    background-color: rgb(24, 23, 23);
}

.bigcard {
    background-color: rgb(24, 23, 23);
    padding-left: 50px;
    max-width: 640px;
    padding-top: 50px;
    margin-right: 0px;
    color: white;
    margin-left: 100px;
    height: 1000px;
    padding-right: 20px;
}

footer {
    background-color: rgb(47, 42, 42);
    height: 200px;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    padding-left: 150px;
    color: white;
}

.links {
  width: 100%;
  max-width: 900px;
  margin:auto;
  background-color: rgb(116, 176, 202);
  height: 50px;
}

nav {
  float: right;
}

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

nav li {
  display:inline-block;
  margin-left: 5px;
  padding-top: 12px;
  margin-right: 25px;
}


html {
  background-color: rgba(0, 0, 0, 0.623);
}


.shape {
  width: 225px;
  height: 275px;
  border-radius: 5px;
  padding: 1em;

  float: left;
  margin-right: 25px;

  margin: 25px;
}


.special {
  padding: 10x;
  color: white;
  height: 100px;
  width: 500px;
  border-radius: 5px;
  width: 100%;
}


.cleared {
  clear:left;
}



.displayed-img {
  border-radius: 5px;
  width: 300px;
  padding-left: 0px;
  padding-top:0px;
  padding-right: 0px;
  background-color: blue;
  margin-left: 160px;
  margin-top: 20px;
}