.citys .box {
        box-shadow: rgba(60, 64, 67, 0.3) 0px 2px 4px,
          rgba(60, 64, 67, 0.15) 0px 4px 8px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 25px 20px;
        transition: all 0.3s ease;
        background: #fff;
        margin-bottom: 20px;
      }


      .citys .box a {
        color: #152b63;
        text-decoration: none;
        font-weight: 700;
        font-size: 22px;
        transition: all 0.3s ease;
      }

      .citys .box:hover {
        background-color: #152b63;
      }

      .citys .box:hover a {
        color: #fff;
      }

      .load-btn {
        display: block;
        margin: 40px auto 0;
        background-color: #152b63;
        color: #fff;
        border: none;
        padding: 12px 10px;
        width: 200px;
        font-size: 18px;
        font-weight: 600;
        border-radius: 8px;
        transition: 0.3s ease;
      }

      .load-btn:hover {
        background-color: #0d1e46;
      }
      /* Spinner style */
.btn-spinner {
  width: 18px;
  height: 18px;
  border: 3px solid #fff;
  border-top: 3px solid transparent;
  border-radius: 50%;
  display: inline-block;
  margin-left: 8px;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}