/* mobile responsiveness design */
@media screen and (max-width: 990px) {
    .contact_us {
      flex-direction: column;
      width: 100%;
    }
    form,
    .cbox {
      margin: auto;
      margin-bottom: 30px;
    }
  }
  @media screen and (max-width: 1130px) {
    .menu-btn {
      display: block;
    }
  
    .navbar {
      padding: 45px;
    }
  
    .logo {
      position: absolute;
      top: 30px;
      left: 15px;
    }
  
    .nav-links {
      flex-direction: column;
      width: 100%;
      height: 100vh;
      justify-content: center;
      background: #484872;
      margin-top: -900px;
      transition: all 0.5s ease;
    }
  
    .mobile-menu {
      margin-top: 602px;
      border-bottom-right-radius: 30%;
    }
  
    .nav-links li {
      margin: 30px auto;
    }
  }
  
  @media screen and (max-width: 1440px) {
       .containerx {
        top: 40%;
        bottom: 40%;
        transform-style: preserve-3d;
      }
      
      #about_us div {
          padding: 10px;
          display: block;
          align-items: normal;
      }
      
      .cards {
          position: relative;
          width: 90vw;
          height: 100%;
      }
      
      #about-quad {
          display: none;
      }
  }
  
  @media only screen and (max-width: 850px) {
    /*events*/
    .row {
      flex-direction: column;
    }
  
    .row .col {
      margin: 20px auto;
    }
  
    .col img {
      max-width: 90%;
    }
  
    /*explore*/
    .explore-content {
      width: 100%;
    }
  
    /*tours*/
    .tours {
      width: 100%;
    }
  
    /*footer*/
    .footer {
      padding: 10px;
    }
    .content-col {
      width: 100%;
    }
    #about_us p {
      width: 70%;
    }
  }
  
  @media screen and (max-width: 770px) {
    #about_us p {
      width: 85%;
      padding-top: 7em;
      margin: auto;
    }
    form,
    .cbox {
      width: 90%;
    }
    .ctn {
      margin: auto;
    }
  
    .explore-content {
      margin: 0 auto;
      text-align: center;
      width: 80%;
    }
  
    .explore-content .ctn {
      margin: 40px auto;
    }
  }
  @media screen and (max-width: 600px) {
    #about_us p {
      margin: auto;
    }
  }
  @media screen and (max-width: 470px) {
    .ctn {
      padding: 13px 25px;
    }
    .c_boxx a p {
      font-size: 17.5px;
    }
  }
  @media screen and (max-width: 400px) {
    .ctn {
      padding: 13px 25px;
    }
    .c_boxx a p {
      font-size: 16px;
    }
  }
  
  @media (max-width: 850px) {
    .content-col {
      text-align: center;
    }
    .content-col .line {
      margin: 0.5rem auto;
    }
    .content-col .ctn {
      margin: 0 auto;
      position: inherit;
    }
    .content-col p {
      max-width: 75%;
      text-align: justify;
    }
  }