h1 {
  color: #1098ad;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 40px;
  text-transform: uppercase;
}

h2 {
  color: #1098ad;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 25px;
}

h3 {
  color: #1098ad;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 20px;
}

h4 {
  color: #1098ad;
  font-size: 18px;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-style: normal;
  text-align: center;
}

p {
  color: #808080;
  font-size: 15px;
  line-height: 1.5;
}

li {
  color: #02233960;;
  font-size: 15px;
}

header {
  background-color: #41789d60;
  padding: 20px;
  text-align: left;
  border: 5px solid #387882;
  }
  /*
  border-right: 5px solid #387882;
  border-left: 5px solid #387882;
  border-top: 5px solid #387882;
  border-bottom: 5px solid #387882; */

article {
  background-color: #41789d60;
  padding-left: 20px;
  padding-right:20px;
  margin: 10px;
  border-radius: 10px;
}

footer {
  background-color: #41789d60;
  padding: 10px;
  text-align: center;
  font-size: 12px;
  font-style: italic;
}

aside{
  padding: 50px 0px;
  width:500px;
  border: 5px solid color #1098ad;
}


#author {
  color: #41789d60;
  font-size: 12px;
  font-style: italic;
  margin-top: -5px;
  margin-bottom: 15px;
}

#copyright {
  color: #00090f60;
  font-size: 12px;
  font-style: italic;
  background-size: contain;
}

.authors {
  color: #41789d60;
  font-size: 12px;
  font-style: italic;
  margin-top: 15px;
}

.related-post {
  list-style-type: none;
}

.code_image {
  display: block;
  margin-left:-10px;
  margin-right: 20px;
  width: 100%;
  height: 200px;
  border: 3px solid #feffff;
  border-radius: 90px;
}

li:first-child {
  font-weight: bold;
  font-style: italic;

}

li:last-child {
  color: #7fffd4;
}

li:nth-child(even){
  font-size: large;
  color: #901414;
}

a:link { /* default state of the link */
  color: #5c9683;
  text-decoration: none;
}

a:visited { /* after the link has been visited */
  color: #fce700;
}

a:hover { /* when the mouse is over the link */
  color:#f5f5dc;
  font-weight: bold;
  text-decoration:underline dotted;
}

a:active { /* when the link is clicked */
  background-color: rgb(30, 63, 51) ;
}

.container {
  width: 700px;
  margin-left: auto;
  margin-right: auto;
}