html,
body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  /* background-color: #8b6d5c; toprak tonu */
  /* background-color: #2e2e2e; */
  background-color: #d7c4a3;
  width: 100%;

  h2,
  h3,
  p {
    margin: 0;
    padding: 0;
  }
}

header {
  width: 100%;
  display: flex;
  /* background-color: #1a1f36; */
  background-color: #3b4c6b;
}

.logo_div {
  width: 10%;
}

.logo_link {
  width: 100%;
}

.img_div {
  width: 100%;
}

footer {
  background-color: #3b4c6b;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-around;

  .logo_div_footer {
    width: 8%;

    .logo_link_footer {
      width: 100%;

      img {
        width: 100%;
      }
    }
  }

  .contact {
    display: flex;
    justify-content: space-between;
    width: 30%;

    div {
      display: flex;
      flex-direction: column;
      align-items: center;

      span {
        color: #d7c4a3;
      }

      i {
        color: #d7c4a3;
        padding-bottom: 1rem;
      }
    }
  }

  .all_rights_reserved {
    color: #d7c4a3;
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .nav_big_screen {
    display: none;
  }

  header {
    flex-direction: column;
    align-items: center;

    .rwd_nav {
      width: 90%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 8vh;

      .logo_div {
        width: 13%;
      }
    }

    #navbarToggleExternalContent {
      width: 100%;

      .show_link {
        width: 100%;
        text-align: center;
        background-color: #3b4c6b;
        color: #d7c4a3;
        transition: 0.3s;
      }

      .show_link:hover {
        background-color: #d7c4a3;
        color: #1a1f36;
      }
    }

    .show,
    .collapsing {
      display: flex;
      flex-direction: column;
      align-items: center;
    }
  }

  footer {
    .logo_div_footer {
      width: 20%;
      margin: 2rem 0;
    }

    .contact {
      flex-direction: column;
      align-items: center;
      width: 90%;

      div {
        margin: 2rem 0;
      }
    }

    .all_rights_reserved {
      margin: 1rem 0;
    }
  }
}

@media (min-width: 480px) {
  header {
    justify-content: center;
    height: 20vh;
  }

  .nav_big_screen {
    width: 75%;
    display: flex;
    justify-content: space-between;
    align-items: center;

    .navmenu {
      width: 50%;
      display: flex;
      justify-content: space-between;
      a {
        border-radius: 5rem;
        padding: 0.7rem;
        font-size: 1.2rem;
        font-weight: 700;
        text-decoration: none;
        background-color: #d7c4a3;
        color: #3b4c6b;
        transition: 0.3s;
      }

      a:hover {
        background-color: #1a1f36;
        color: #d7c4a3;
      }
    }
  }

  .rwd_nav,
  .nav_small_screen,
  .collapse {
    display: none;
  }

  footer {
    height: 50vh;
  }

  @media (max-width: 1537px) {
    .nav_big_screen {
      width: 90%;

      .logo_div {
        width: 8%;
      }

      .navmenu {
        width: 40%;

        a {
          font-size: 1rem;
          padding: 0.5rem;
        }
      }
    }

    footer {
      .logo_div_footer {
        width: 7%;
      }

      .contact {
        width: 36%;
      }
    }
  }
}