@media (max-width: 540px) {
  .d-flex.align-items-center.mt-50 {
    flex-direction: column !important;
    align-items: stretch !important;
    width: 100%;
    padding: 0 16px;
    box-sizing: border-box;
  }

  .d-flex.align-items-center.mt-50 > div > .btn {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 100% !important;
    margin-right: 0 !important; 
    margin-bottom: 12px !important;
    min-height: 54px; 
    padding: 8px 16px !important;
    box-sizing: border-box;
    text-align: left;
  }

  .d-flex.align-items-center.mt-50 > div > .btn:last-child {
    margin-bottom: 0 !important;
  }

  .d-flex.align-items-center.mt-50 .product-btn {
    display: inline-block;
    line-height: 1.3;
  }

  .d-flex.align-items-center.mt-50 .border-end {
    border-right-width: 1px !important;
    border-right-color: rgba(255, 255, 255, 0.3) !important;
    margin-right: 12px !important;
    padding-right: 12px !important;
  }

  .d-flex.align-items-center.mt-50 small {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    font-size: 15px !important;
  }
}
@media (min-width: 1000px) and (max-width: 1060px) {
  .d-flex.align-items-center.mt-50 {
    flex-direction: row !important;
  }
  
  .d-flex.align-items-center.mt-50 > div > .btn {
    width: auto !important;
    margin-right: 1rem !important; /* 恢复原本的右边距 */
    padding: 14px 30px;
  }
}
.s-system {
  display:block !important;
  font-size:11px !important;
  padding-top:5px;
}
header.style-4 .content {
  z-index:30 !important;
      position: relative;
    overflow: hidden;
}