/* Universal Selectors */
* {
  margin: 0 auto;
  box-sizing: border-box;
}

a {
  color: green;
  text-decoration: none;
  transition: 0.2s color;
}

a:hover {
  color: yellowGreen;
  transition: 0.2s;
}

main {
  display: inline-block;
  width: 100%;
}

.clickable {
  cursor: pointer;
}

/* Navbar Section */
nav {
  display: flex;
  height: 100px;
  width: 100%;
  background-color: white;
  box-shadow: 0px 0px 5px 2px silver;
  opacity: 0.75;
  z-index: 10;
}

nav .container {
  display: inline-flex;
  margin: 20px auto;
}

.navMenu {
  display: none;
  font-size: 1.5em;
}

.navGroupLEFT,
.navGroupRIGHT {
  display: flex;
  flex-wrap: wrap;
}

.navGroupLEFT p,
.navGroupRIGHT p,
.navMenu {
  font-family: 'Roboto Condensed', sans-serif;
  cursor: pointer;
  margin: auto 22px;
  transition: 0.2s;
}

.navGroupLEFT p:hover,
.navGroupRIGHT p:hover {
  color: green;
  transition: 0.1s;
}

/* Header Section */
.product-img-1 {
  text-align: center;
}

.product-img-1 img {
  display: inline-block;
  height: 75%;
  width: 75%;
}

.product-img-1 .badges img {
  display: inline-block;
  position: relative;
  top: 3px;
  height: 120px;
  width: 120px;
}

.badges {
  width: 100%;
  background-color: rgba(0, 0, 0, 0.04);
}

.badges img:nth-child(1) {
  position: relative;
  top: 3px;
}

.badges img:nth-child(2):hover {
  cursor: pointer;
}

.badges img:nth-child(3) {
  position: relative;
  top: -6px;
  height: 100px;
  width: 140px;
}

.product-title {
  display: flex;
  font: 1.5rem 'Roboto Condensed', sans-serif;
  text-align: center;
  margin-top: 20px;
}

.product-title img {
  cursor: pointer;
  height: 150px;
  width: 150px;
}

.product-title-heading {
  padding-top: 2rem;
}

/* Article Section */
.product-main {
  margin: 100px 50px;
}

.product-main section {
  margin: 100px auto;
}

.product-main h3 {
  font: bold 2rem 'Oswald', sans-serif;
  text-decoration: underline;
  margin: 0px 50px 10px;
}

.product-main p {
  font: 600 1rem 'Raleway', sans-serif;
  margin: 0px 50px;
}

.product-main ol {
  margin-top: 10px;
}

.product-main li {
  font: 600 1rem 'Raleway', sans-serif;
  margin: 5px 25px;
}

.product-main-buy-now,
.product-main-visits-counter {
  text-align: center;
}

.product-main-buy-now img {
  display: inline-block;
  height: 150px;
  width: 150px;
}

.product-main-visits-counter img {
  display: inline-block;
  height: 130px;
  width: 180px;
}

.author-section {
  background-color: yellow;
  border-radius: 10px;
  padding: 10px;
}

.author-pic {
  height: 100px;
  width: 100px;
  float: left;
  margin-right: 10px;
  border-radius: 50%;
}

.interviewed-logos {
  display: flex;
  margin-bottom: -20px;
}

.int-logo {
  height: 150px;
  width: 150px;
}

.int-logo img {
  height: 100%;
  width: 100%;
}

.int-logo:last-child {
  height: 150px;
  width: 200px;
}

.buy-now-section {
  display: flex;
}

.product-description {
  width: 50%;
}

.product-description h3 {
  display: inline-block;
  transition: 0.4s color;
  margin: 10px auto;
}

.product-description h3:hover {
  color: green;
  cursor: pointer;
  transition: 0.2s;
}

.product-description p {
  margin: 10px auto;
}

.product-img-2 {
  height: 500px;
  width: 250px;
}

.product-img-2 img {
  height: 100%;
  width: 100%;
}

.payment-img {
  text-align: center;
}

.payment-img img {
  display: inline-block;
  margin: 2rem auto;
  height: 40%;
  width: 40%;
}

.clickbank-img {
  text-align: center;
}

.clickbank-img img {
  display: inline-block;
  margin: 2rem auto;
  height: 50px;
  width: 250px;
}

.flex {
  display: flex;
}

.flex img {
  border-radius: 10%;
}

.pre-footer {
  background-color: gold;
  padding: 20px;
}

.pre-footer-heading {
  display: inline-flex;
  border: 2px black solid;
  margin: auto;
  padding: 5px;
  font-family: 'Oswald', sans-serif;
  cursor: default;
}

.article-menu {
  text-transform: capitalize;
  padding: 10px auto;
}

.article-menu li {
  font: 0.9em 'Roboto Condensed', sans-serif;
  text-decoration: underline;
  margin: 5px auto;
  cursor: pointer;
  transition: 0.2s;
}

.article-menu li:hover {
  color: green;
  transition: 0.2s;
}

footer {
  height: 81px;
  background-color: yellowGreen;
  padding: 18px;
}

footer p {
  font: 0.9em 'Roboto Condensed', sans-serif;
  padding: 2px;
  text-align: center;
}

/* Media Queries */
@media only screen and (max-width: 1140px) {

  .navGroupLEFT,
  .navGroupRIGHT {
    display: none;
  }

  nav {
    display: inline-block;
    padding: 0px 10px;
  }

  .navMenu {
    display: inherit;
    float: right;
    margin: 1.7rem 0.675rem;
    padding: 5px 20px;
    border: 2px solid green;
    border-radius: 100px;
    font-weight: bold;
  }

  .navMenu:hover {
    background-color: green;
    color: white;
    transition: 0.1s;
  }
}

@media only screen and (max-width: 920px) {
  .pre-footer-heading {
    letter-spacing: 10px;
  }

  .article-menu li {
    margin: 10px 0px;
  }

  .flex {
    flex-direction: column;
  }

  .flex section {
    margin: 10px auto;
    text-align: center;
  }

  .flex section ul {
    list-style: none;
    padding: 0 0;
  }
}

@media only screen and (max-width: 770px) {
  .product-title img {
    display: none;
  }

  .interviewed-logos {
    display: none;
  }
}

@media only screen and (max-width: 640px) {
  .product-main {
    margin: 100px 10px;
  }

  .buy-now-section {
    flex-direction: column-reverse;
  }

  .product-description {
    width: 100%;
  }
}

@media only screen and (min-width: 0px) and (max-width: 400px) {
  footer {
    font-size: 1em;
  }
}