.col-md-4.aside-right .app img {
  padding: 10px 0;
}

.col-md-8.aside-left img {
  animation: ani-rocket 3s linear infinite;
  transition: 1s ease-in-out;
  width: 90%;
}

.aside-right img {
  animation: ani-zoom 0.8s linear infinite;
}

/* Style cho popup overlay */
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}


.close-popup-btn {
  position: absolute;
  top: -20px;
  right: -17px;
  background: black;
  border: 0;
  color: #fff;
  padding: 7px 13px;
  border-radius: 69px;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
}

/* Style cho popup content */
#popup-1 .popup-content {
  background-color: #fff;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.25);
  width: 1450px;
  position: relative;
}

.popup-content img {
  width: 100%;

}

.hdpc {
  display: none;
}


@keyframes ani-rocket {
  0% {
    transform: translate(0, 3%);
  }

  50% {
    transform: translate(3%, 5%);
  }

  100% {
    transform: translate(0%, 3%);
  }
}

@keyframes ani-zoom {
  0% {
    transform: scale(0.8);
  }

  50% {
    transform: scale(0.9);
  }

  100% {
    transform: scale(0.8);
  }
}

/* CSS for mobile devices */
@media (max-width: 767px) {


  #popup-1 .popup-content .anh {
    overflow: auto;
    width: 100%;
    height: 100%;
  }

  #popup-1 .popup-content {
    width: 86%;
    padding: 10px;
    height: 86%;


  }

  .hdmb {
    display: none;
  }

  .hdpc {
    display: inherit;
  }

  .desktop {
    display: none;
  }

  div#app-mobile {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
  }

  .header-custom--top {
    display: flex;
    justify-content: center;
  }

  body {
    background: url(../images/bg_mb.png);
    background-size: cover;
    background-repeat: no-repeat;
  }

  .aside-right .app img {
    width: 200px;
  }

  .col-md-4.aside-right {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    align-content: center;
  }

  .col-md-4.aside-right .app img {
    padding: 10px 0;
  }

  .col-md-4.aside-right .app {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  div#app-mobile .header-custom__logo img {
    width: 200px;
    margin-bottom: 50px;
  }

  .header-custom--top .header-custom--left img {
    width: 50px;
    position: absolute;
    top: 5px;
    left: 5px;
  }
}


@media (max-width: 375px) {

  div#app-mobile {
    display: block;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
  }



  div#app-mobile .header-custom__logo img {
    width: 200px;
    margin-bottom: 10px;
    margin-top: 20px;
  }

  .col-md-4.aside-right .app img {
    padding: 5px 0;
  }
}



/* CSS for desktop devices */
@media (min-width: 768px) {
  .mobile {
    display: none;
  }

  .header-custom--top .header-custom--left img {
    width: 50px;
    position: absolute;
    left: 10px;
    top: 10px;
  }

  body {
    background: url(../images/bg.png);
    background-size: cover;
    background-repeat: no-repeat;
    margin: 0;
    padding: 0;
    background-position: center;
    background-attachment: fixed;
  }

  .header-custom--top {
    display: flex;
    justify-content: space-around;
    align-items: center;
  }

  .col-md-4.aside-right {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

}