.page4{
    display: flex;
    width: 100%;
    height: 43.75rem;
    flex-direction: column;
    align-items: center;
    background: linear-gradient(45deg, #ece7e7a2, #90cde93a);
    /* background-image: url("../images/page4-background.jpg"); */
    padding-top: 3.125rem;
}
.partnership-title{
    width: 20.25rem;
    height: 7.6875rem;
    line-height: 7.6875rem;
    font-weight: 700;
    font-size: 2.25rem;
    color: #1e1e21;
     }
 .partnership-centent{
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    justify-content: center;
    padding-top: 3.75rem;
    width: 92.625rem;
    height: 19.5625rem;
    background-image: url(../images/company.png);
    background-size: cover;
 }
 .partnership-logo{

    width: 21.25rem;
    height: 8.125rem;
    background-image: url(../images/partnership_logo.png);
 }

 /* 手机端 */
@media (max-width: 576px) {
  .box { width: 100%; }
}

/* 平板 */
@media (min-width: 577px) and (max-width: 992px) {
  .box { width: 50%; }
}

/* 桌面端 */
@media (min-width: 993px) {
  .box { width: 25%; }
}