* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.container {
  width: 1350px;
  margin: auto;
  overflow-x: hidden;
}
/* the header */
header {
  background-color: #1b1b1b;
  overflow: hidden;
}
header #set,
header nav {
  float: left;
}
header #set {
  width: 20%;
}
header #set img {
  padding: 30px 0px 0px 50px;
}
header nav ul li {
  list-style: none;
  display: inline-block;
  padding: 30px 15px 0px 35px;
}
header nav ul li a {
  text-decoration: none;
  color: #707070;
}
header nav ul li #bold {
  font-weight: bold;
  letter-spacing: 7px;
  font-size: 22px;
  color: #ffffff;
}
header #social-media {
  clear: both;
}
header #social-media,
header #head-pic {
  float: left;
}
header #social-media {
  width: 10%;
  margin-top: 220px;
}
header #social-media ul li {
  list-style: none;
  padding: 30px 0px 0px 50px;
}
header #social-media ul li img {
  border-radius: 50px;
}
header #head-pic {
  margin-top: 30px;
}
header #head-pic img {
  width: 1210px;
  height: 700px;
}
header #head-pic #pic-list {
  margin-top: -55px;
  text-align: right;
}
header #head-pic #pic-list img {
  width: 220px;
  height: 110px;
  padding: 0px 0px 0px 5px;
}
#title {
  overflow: hidden;
  display: inline;
}
#title h1 {
  color: #ffffff;
  letter-spacing: 18px;
  font-size: 70px;
  text-align: center;
  margin-left: 120px;
  margin-top: -430px;
}
#title p {
  color: #ffffff;
  margin-top: -25px;
  text-align: center;
  margin-left: 100px;
}
#title a {
  text-decoration: none;
  color: #1b1b1b;
  background-color: #fab437;
  padding: 10px;
  margin: 215px 0px 0px 135px;
  display: inline-block;
}
/* the valley */
#valley {
  overflow: hidden;
  background-color: #1b1b1b;
  height: 580px;
}
#valley .part1,
#valley .part2 {
  float: left;
  margin-top: 150px;
  width: 50%;
}
#valley .part1 {
  color: #ffffff;
  font-size: 35px;
  text-align: right;
  margin-left: -100px;
  line-height: 50px;
}
#valley .part1 hr {
  width: 30px;
  display: inline-block;
  direction: rtl;
  margin-top: 10px;
}
#valley .part2 {
  color: #707070;
  margin-left: 100px;
  line-height: 25px;
  font-size: 18px;
}
#valley .part2 a {
  text-decoration: none;
  color: #ffffff;
}
/* the view with waterfalls */
#view,
#trip {
  overflow: hidden;
}
#view .part1,
#view .part2,
#trip .part1,
#trip .part2 {
  float: left;
  width: 50%;
}
#view .part1 img,
#trip .part1 img {
  position: absolute;
  margin-top: -120px;
  margin-left: 130px;
}
#view .part2,
#trip .part2 {
  margin-left: 670px;
  margin-top: 100px;
}
#view .part2 h2,
#waterfalls .part1 h2,
#trip .part2 h2 {
  letter-spacing: 10px;
}
#view .part2 span,
#waterfalls .part1 span,
#trip .part2 span {
  letter-spacing: 3px;
  color: #707070;
}
#view .part2 p,
#waterfalls .part1 p,
#trip .part2 p {
  color: #707070;
  line-height: 30px;
  font-size: 18px;
}
#view .part2 a,
#waterfalls .part1 a,
#trip .part2 a {
  text-decoration: none;
  color: #1b1b1b;
  font-size: 18px;
  font-weight: bold;
}
/* Giant Sequoias */
#giant_sequoias {
  overflow: hidden;
}
#giant_sequoias #vedio iframe {
  margin-top: 200px;
  margin-left: 75px;
}
#giant_sequoias #gs {
  background-color: rgba(0, 0, 0, 0.9);
  display: inline-block;
  position: absolute;
  margin-left: 150px;
  margin-top: -60px;
  border-radius: 5px;
  width: 550px;
}
#giant_sequoias #gs span,
#map #area span {
  color: #ffffff;
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 3px;
  padding-left: 40px;
}
#giant_sequoias #gs p,
#map #area p {
  line-height: 30px;
  color: #707070;
  padding: 20px 0px 20px 40px;
}
/* The Waterfalls */
#waterfalls .part1 {
  margin-top: 250px;
  margin-left: 130px;
}
#waterfalls .part2 {
  direction: rtl;
}
#waterfalls .part2 img {
  position: absolutes;
  margin-right: 130px;
  margin-top: -400px;
}
/* The Experience */
#experience {
  overflow: hidden;
  margin-top: -120px;
}
#experience #find {
  text-align: center;
  height: 1650px;
  width: 1200px;
  margin-left: 75px;
  background-color: #1b1b1b;
}
/*  background-image: url("https://www.topozone.com/wp-content/uploads/2017/05/bigs-Half-Dome-Half-Lit-up-with-Evening-Light-Yosemite-Valley-CA-Large-e1494023820610.jpg");*/
#experience #find h2 {
  letter-spacing: 8px;
  color: #ffffff;
  padding-top: 200px;
  padding-bottom: 5px;
}
#experience #find #text {
  color: #ffffff;
  padding-bottom: 20px;
  letter-spacing: 2px;
}
#experience #category img {
  width: 300px;
  height: 200px;
}
#experience #category {
  margin-left: 90px;
}
#experience #category .cate1,
#experience #category .cate2,
#experience #category .cate3 {
  float: left;
  margin: 15px 5px 0px 25px;
  text-align: left;
}
#experience #category span {
  color: #ffffff;
  letter-spacing: 2px;
  font-size: 20px;
  font-weight: bold;
}
#experience #category p {
  color: #707070;
  font-size: 13px;
  line-height: 20px;
}
#experience #category a {
  text-decoration: none;
  color: #ffffff;
  font-weight: bold;
  font-size: 13px;
}
/* The Wildlife */
#wildlife {
  overflow: hidden;
}
#wildlife #wildlife_pic {
  margin-left: 180px;
  position: absolute;
  margin-top: -900px;
}
#wildlife #wildlife_text {
  background-color: rgba(0, 0, 0, 0.9);
  display: inline-block;
  position: absolute;
  border-radius: 5px;
  width: 550px;
  margin-left: 570px;
  margin-top: -450px;
}
#wildlife #wildlife_text span {
  color: #ffffff;
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 3px;
  padding-left: 40px;
}
#wildlife #wildlife_text p {
  line-height: 30px;
  color: #707070;
  padding: 20px 0px 20px 40px;
}
/* the stories */
#story {
  overflow: hidden;
  margin-top: 150px;
}
#story #stories {
  text-align: center;
}
#story #stories h2 {
  letter-spacing: 8px;
  margin-bottom: 7px;
}
#story #stories span {
  letter-spacing: 3px;
  color: #707070;
}
#story .photo {
  display: none;
  margin-left: 70px;
}
#story .photo img {
  width: 300px;
  height: 200px;
  padding: 15px;
}
#story #buttons {
  text-align: center;
  margin-top: 10px;
}
#story #buttons button {
  width: 50px;
}
/* the map */
#map #mapp {
  margin-left: 180px;
  margin-top: 100px;
}
#map #area {
  background-color: rgba(0, 0, 0, 0.9);
  display: inline-block;
  position: absolute;
  margin-left: 250px;
  margin-top: -60px;
  border-radius: 5px;
  width: 550px;
}
/* the footer */
footer {
  margin-top: 150px;
}
footer #foot {
  background-color: #1b1b1b;
  text-align: center;
  border-radius: 10px;
  margin-bottom: 10px;
  width: 1300px;
  margin-left: 25px;
}
footer #foot h3 {
  letter-spacing: 5px;
  color: #ffffff;
  padding: 100px 0px 50px 0px;
}
footer #foot ul li {
  list-style: none;
  display: inline-block;
  padding: 20px;
}
footer #foot ul li a {
  text-decoration: none;
  color: #ffffff;
  font-size: 16px;
  letter-spacing: 3px;
}
footer #foot p {
  color: #707070;
  padding: 50px 0px;
  font-size: 15px;
  letter-spacing: 2px;
}
footer #foot #media img {
  border-radius: 50px;
  margin-bottom: 40px;
}

/* For tablets: */
@media only screen and (max-width: 800px) {
  header,
  #title,
  #valley,
  #view,
  #giant_sequoias,
  #waterfalls,
  #experience,
  #wildlife,
  #trip {
    width: 100%;
    padding: 0;
  }
}
/* For mobile phones: */
@media only screen and (max-width: 500px) {
  header,
  #title,
  #valley,
  #view,
  #giant_sequoias,
  #waterfalls,
  #experience,
  #wildlife,
  #trip {
    width: 100%;
  }
}