body {
  margin: 0;
  font-family: "Lucida Grande";
}

a {
  text-decoration: none;
}

.container {
  width: 1170px;
  padding: 0 15px;
  margin: 0 auto;
}
.post{
    border:5px solid rgba(0, 0, 0, 0.253);
    max-width:900px;
    width:805px;
    margin-left: 5rem;
    margin-top: 10px;
    padding: 20px;
    max-width:1000px;
    width:80%;
    font-family:caviar dreams;
    font-weight: bold;
    background: rgba(240, 223, 223, 0.692);
    margin-bottom: 20px;
}
.po{
    margin-top: 20px;
    max-width:1000px;
    margin-left:500px;
    width:100%;
    font-family:caviar dreams;
    font-weight: bold;
    color:rgb(12, 0, 7);
}
.top-wrapper {
  padding: 180px 0 100px 0;
  background-image: url(https://encrypted-tbn0.gstatic.com/images?q=tbn%3AANd9GcRH1-m-Z0uPTw6k34PPLJwCS0ae3rPJI4OQUCdAmbWPnVivEAv8);
  background-size: cover;
  color: white;
  text-align: center;
}

.top-wrapper h1 {

  font-size: 150px;
  text-decoration-color: violet;
  letter-spacing: 10px;
  margin-bottom: 10px;
  font-weight: bold;
  color:whitesmoke;
  font-family: 'Bangers', cursive;
}

.top-wrapper p {
  opacity: 0.7;
  margin-bottom: 3px;
  font-family: 'Bangers', cursive;
}

.btn-wrapper {
  margin: 20px 0;
}

.btn-wrapper p {
  margin: 10px 0;
}

.signup {
  background-color: #239b76;
}

.facebook {
  background-color: #3b5998;
  margin-right: 10px;
}

.twitter {
  background-color: #55acee;
}

.btn {
  padding: 12px 24px;
  color: white;
  display: inline-block;
  opacity: 0.8;
  border-radius: 4px;
}

.btn:hover {
  opacity: 1;
}

.fa {
  margin-right: 5px;
}

header {
  height: 85px;
  width: 100%;
  background-color: rgba(34, 49, 52, 0.9);
  /* Change the position property to fixed, and top property to 0 */
  position: fixed;
  top: 0;
  /* Change the z-index property to 10 */
  z-index: 10;
}

.logo {
  width: 124px;
  height: 85px;
}

.header-left {
  float: left;
}

.header-right {
  float: right;
  height:85px;
  background-color: rgba(255, 255, 255, 0.3);
  transition: all 0.5s;
}

.header-right:hover {
  background-color: rgba(255, 255, 255, 0.5);
}

.header-right a {
  line-height: 65px;
  padding: 0 25px;
  color: white;
  display: block;
}

.lesson-wrapper {
  height: 500px;
  padding-bottom: 80px;
  background-color: #f7f7f7;
  text-align: center;
}

.heading {
  padding-top: 60px;
  padding-bottom: 30px;
  color: #5f5d60;
}

.heading h2 {
  font-weight: normal;
}

.lesson {
  float: left;
  width: 25%;
  font-size:25px;
  color: rgba(53, 16, 16, 0.664);
}

.lesson-icon {
  position: relative;
}

.lesson-icon p {
  position: absolute;
  top: 90px;
  width: 100%;
  color: white;
}

.txt-contents {
  width: 80%;
  display: inline-block;
  margin-top: 20px;
  font-size: 15px;
  color: #b3aeb5;
}

.heading h3 {
  font-weight: normal;
}

.message-wrapper {
  border-bottom: 2px solid rgb(48, 44, 44);
  padding-bottom: 80px;
  text-align: center;
}

.message {
  padding: 15px 40px;
  background-color: #5dca88;
  cursor: pointer;
  box-shadow: 0 7px #1a7940;
}

.message:active {
  position: relative;
  top: 7px;
  box-shadow: none;
}

footer img {
  width: 125px;
  margin-left:500px;
}

footer p {
  color: #b3aeb5;
  font-size: 12px;
}

footer {
  padding-top: 30px;
}