* {
  /*   border-top: 10px solid #1098ad; */
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
/* Page Sections */
body {
  color: #444;
  font-family: sans-serif;

  border-top: 10px solid #1098ad;
  position: relative;
}

.container {
  width: 1200px;
  /*   margin-left: auto;
  margin-right: auto; */
  margin: 0 auto;
}

.main-header {
  background-color: #f7f7f7;
  /* padding: 20px;
  padding-left: 40px;
  padding-right: 40px; */
  padding: 20px 40px;
  /*   margin-bottom: 60px; */
  /*   height: 80px; */
}

nav {
  font-size: 18px;
  text-align: center;
}

article {
  /*   margin-bottom: 60px; */
}

.post-header {
  margin-bottom: 40px;
  /*  position: relative; */
}

aside {
  background-color: #f7f7f7;
  border-top: 5px solid #1098ad;
  border-bottom: 5px solid #1098ad;
  padding: 50px 40px;
}

/* Smaller Elements */
h1,
h2,
h3 {
  color: rgba(75, 231, 197, 0.685);
}

h1 {
  font-size: 26px;

  text-transform: uppercase;
  font-style: italic;
}

h2 {
  font-size: 40px;
  margin-bottom: 30px;
}

h3 {
  font-size: 30px;
  margin-bottom: 20px;
  margin-top: 40px;
}

h4 {
  font-size: 20px;

  text-transform: uppercase;
  text-align: center;
  margin-bottom: 30px;
}

p {
  font-size: 22px;
  line-height: 1.5;
  margin-bottom: 15px;
}

ul,
ol {
  margin-left: 50px;
  margin-bottom: 20px;
}

li {
  font-size: 20px;
  margin-bottom: 10px;
  /*   display: inline; */
}

li:last-child {
  margin-bottom: 0;
}

/* footer p {
  font-size: 16px;
} */

/* 
article header p {
  font-style: italic;
} 
*/

#author {
  font-style: italic;
  font-size: 18px;
}

#copyright {
  font-size: 16px;
}

.related-author {
  font-size: 18px;
  font-weight: bold;
}

.puntos {
  list-style: none;
  margin-left: 0;
}

body {
  /* background-color: gray; */
}
/* 
.first-li {
  font-weight: bold;
}
 */

li:first-child {
  font-weight: bold;
}

li:last-child {
  font-style: italic;
}

li:nth-child(even) {
  /*   color: red; */
}

/*  Misconceptio: this won't work! */
article p:last-child {
  color: red;
}

/* Styling Hyperlinks: style elemnts that have href attribute */
a:link {
  color: rgba(75, 231, 197, 0.685);
  text-decoration: none;
}

a:visited {
  /* color: #777; */
  color: rgba(75, 231, 197, 0.685);
}

a:hover {
  color: red;
  font-weight: bold;
  text-decoration: underline red;
}

a:active {
  background-color: bisque;
  font-style: italic;
}

/* LVHA */

.post-img {
  width: 100%;
  height: auto;
}

nav a:link {
  /*   background-color: #1098ad;
  margin: 20px;
  padding: 20px;

  display: block; */

  margin-right: 30px;
  display: inline-block;
}

nav a:link:last-child {
  margin-right: 0;
}
button {
  font-size: 22px;
  padding: 20px;
  cursor: pointer;

  position: absolute;
  /*   top: 50px;
  left: 50px; */
  bottom: 50px;
  right: 50px;
}

h1::first-letter {
  font-style: normal;
  margin-right: 5px;
}
h3 + p::first-line {
  /* color: #1098ad; */
}

h2 {
  /* background-color: blanchedalmond; */
  position: relative;
}

h2::after {
  content: "TOP";
  background-color: yellow;
  color: black;
  font-size: 16px;
  font-weight: bold;
  display: inline-block;
  padding: 5px 10px;
  position: absolute;
  top: -10px;
  right: -25px;
}

/* Resolving conflicts */
/* id has the highest priority */
/* 
#copyright {
  color: red;
}

.copyright {
  color: blue;
}

.text {
  color: yellow;
}

footer p {
  color: green !important;
}
 */
/* 
nav a:link,
nav p {
  font-size: 18px;
}
 */

/* FLOATS */
/* 
.author-img {
  float: left;
  margin-bottom: 20px;
}
.author {
  margin-top: 10px;
  float: left;
  margin-left: 20px;
}

h1 {
  float: left;
}

nav {
  float: right;
}

.clear {
  clear: both;
}

.clearfix::after {
  clear: both;
  content: "";
  display: block;
}

article {
  width: 825px;
  float: left;
}

aside {
  width: 300px;
  float: right;
}

footer {
  clear: both;
}
 */

/* flexbox */
.main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.author-box {
  display: flex;
  align-items: center;
}

.author {
  margin-bottom: 0;
  margin-left: 15px;
}

.related-post {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 30px;
}

.related-link:link {
  font-size: 17px;
  font-weight: bold;
  font-style: normal;
  margin-bottom: 5px;
  display: block;
}

.related-author {
  margin-bottom: 0;
  font-size: 14px;
  font-weight: normal;
  font-style: italic;
}

/* Flexbox Layout */
/* .row {
  display: flex;
  gap: 75px;
  margin-bottom: 60px;
  align-items: flex-start;
}

article {
  flex: 1;
  margin-bottom: 0;
}

aside {
  
  DEFAULTS:
  flex-grow:0;
  flex-shrink:1;
  flex-basis: auto; 
  
  flex: 0 0 300px;
}
 */

/* CSS GRID LAYOUT */
.container {
  display: grid;
  grid-template-columns: 1fr 300px; /* The first column will get the remaining space and the aside only 300px space */
  column-gap: 75px;
  row-gap: 60px;
  align-items: start;
}

.main-header {
  /* grid-column: 1 / span 2; */
  /* column one and expand to the end: the code below */
  grid-column: 1/-1; /* cover from the begining to the end */
}

article {
}

aside {
}

footer {
  /*   background-color: antiquewhite; */
  grid-column: 1/-1;
}