.nextra-nav-container{height:11rem}@media (min-width:820px){.nextra-nav-container{height:8rem}}@media (min-width:912px){.nextra-nav-container{height:9rem}}@media (min-width:1024px){.nextra-nav-container{height:9.5rem}}@media (min-width:1280px){.nextra-nav-container{height:11rem}}@media (min-width:1319px){.nextra-nav-container{height:11rem}}@media (min-width:1465px){.nextra-nav-container{height:12rem}}@media (max-width:768px){.nextra-nav-container{height:5rem}}.my-custom-banner{display:flex;position:absolute;top:3.8rem;max-width:90rem;color:#fff;text-align:center;padding:0 0 5px 2%}.nx-w-full>p:first-of-type,.nx-w-full>ul:first-of-type{margin-top:.15rem}img[alt="LangChain AI 学习社群"],img[alt="LangChain AI课程"],img[alt=LangChain\4E2D\6587\7F51]{width:100%;margin-bottom:-1.25rem}