@import url("https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300..800;1,300..800&display=swap");

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  list-style-type: none;
  text-decoration: none;
  scroll-behavior: smooth;
}

body {
  font-family: "Open Sans", sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  width: 100%;
  position: fixed;
  min-height: 70px;
  background-color: #242526;
  backdrop-filter: blur(5px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999;
  top: 0;
  transition: all 0.3s ease-in-out;
}

.navBar {
  width: 1200px;
  justify-content: space-between;
  display: flex;
  align-items: center;
}

.media {
  position: absolute;
  display: none;
  bottom: 50px;
  color: #fff;
  place-self: center;
}

.media-social {
  display: flex;
  gap: 30px;
}

.media .media-link {
  position: relative;
  bottom: 40px;
  justify-content: center;
}

.my-logo {
  font-size: 30px;
  font-weight: 600;
  color: #ffc300;
}

.navMenu {
  display: flex;
  gap: 30px;
}

li a {
  font-size: 19px;
  color: #fff;
}

.hamburger {
  width: 35px;
  height: 35px;
  position: relative;
  display: block;
  cursor: pointer;
  appearance: none;
  background: none;
  outline: none;
  border: none;
}

.hamburger .bar,
.hamburger::after,
.hamburger::before {
  content: "";
  display: block;
  width: 100%;
  height: 4px;
  background-color: #fff;
  margin: 6px 0px;
  transition: 0.4s;
  border-radius: 5px;
}

.hamburger.active::before {
  transform: rotate(-45deg) translate(-9px, 5px);
}

.hamburger.active::after {
  transform: rotate(45deg) translate(-9px, -6px);
}

.hamburger.active .bar {
  opacity: 0;
}

.container {
  height: 100vh;
  display: flex;
align-items: center;
justify-content: center;
  text-align: center;
  background-image: url(image/mountain.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.content-bg {
  width: 1200px;
  height: 400px;
  place-content: center;
  background-color: #264653;
  color: #ffc300;
  opacity: 0.5;
  border-radius: 5px;
}

.content-bg h1 {
  font-size: 40px;
  font-style: italic;
  position: relative;
  bottom: 15px;
  color: #fff;
}

.content-bg p {
  font-size: 19px;
}

.scrollTop {
  position: fixed;
  left: 20px;
  bottom: 20px;
  background-color: #fff;
  color: #333;
  border: 2px solid #242526;
  font-size: 22px;
  padding: 12px 15px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: opacity 0.5s ease, visibility 0.5s;
  opacity: 0;
  visibility: hidden;
}

.hamburger {
  display: none;
}

.section {
  width: 650px;
  display: flex;
  flex-direction: column;
  margin: 5rem auto;
  text-align: left;
  row-gap: 3rem;
}

.content-text h2 {
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 10px;
}

.content-text p {
  font-size: 15px;
  font-weight: 400;
  margin-bottom: 10px;
}

.line-center {
  width: 650px;
  display: flex;
  border: 1px solid #dfe2e7;
  border-radius: 5px;
  outline: none;
}

.copyright {
  margin-top: auto;
}

.copyright {
  display: flex;
  flex-direction: column;
  place-self: center;
  margin-top: 2rem;
  justify-content: center;
}

.copyright-text {
  font-size: 17px;
  font-weight: 500;
  margin-bottom: 35px;
}

.line-bottom {
  width: 100%;
  border: 1px solid #dfe2e7;
  outline: none;
}

.social-media {
  text-align: center;
  margin-bottom: 20px;
  font-size: 35px;
  display: flex;
  justify-content: center;
  gap: 15px;
  color: #264653;
}

@media screen and (max-width: 1200px) {

  .navBar {
    padding: 0 20px;
  }

  .container {
    width: 100%;
    padding: 0 20px;
  }
}

@media screen and (max-width: 768px) {
  .navBar {
    padding: 0 20px;
  }

  .hamburger {
    display: block;
  }

  .navMenu {
    position: fixed;
    height: 100vh;
    line-height: 90px;
    right: -100%;
    top: 70px;
    gap: 0;
    flex-direction: column;
    background-color: #242526;
    width: 100%;
    text-align: center;
    transition: 0.5s;
    border-top: 1px solid #ffc300;
    z-index: 999;
  }

  .navMenu.active {
    right: 0;
  }

  .media {
    display: block;
    align-items: flex-start;
    text-align: center;
  }

  .container {
    width: 100%;
  }

  .section {
    width: 100%;
    padding: 0 30px;
    display: block;
  }

  .line-center {
    width: 100%;
    margin: 2rem auto;
  }
}