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.dropdown-toggle:after{pointer-events:auto;display:inline-block;border:none;width:1.2rem;height:1.2rem;background-size:100%;z-index:99999}.wrap[data-v-24b0121b] .dropdown-toggle:hover:after{transform:rotate(180deg)}.wrap[data-v-24b0121b] .dropdown-toggle:focus:after{transform:rotate(0deg)}.wrap[data-v-24b0121b] .navbar-collapse.show{height:100vh}.wrap[data-v-24b0121b] .dropdown>.dropdown-menu{border-radius:0;background-color:#000}.wrap[data-v-24b0121b] .dropdown-item{padding:.6rem 2rem;color:#666}.wrap[data-v-24b0121b] .dropdown-item:focus{color:#cfaf75!important;background-color:#fff!important}.wrap[data-v-24b0121b] .navbar-dark .navbar-nav .nav-link{color:#fff!important;display:flex;align-items:center;justify-content:space-between;transform:scale(.9)}.wrap[data-v-24b0121b] .navbar-nav .nav-item{padding:5px 0 0 0}@media(min-width:992px){.navbar-collapse.show[data-v-24b0121b]{height:0}.search-flag[data-v-24b0121b]{display:inline}.mini-input[data-v-24b0121b]{display:none}.dropdown:hover>.dropdown-menu[data-v-24b0121b]{display:block}.dropdown>.dropdown-toggle[data-v-24b0121b]:active{pointer-events:none}.dropdown>.dropdown-toggle[data-v-24b0121b]:after{border:none}.navbar-expand-lg .navbar-nav .nav-link[data-v-24b0121b]{padding-right:1rem!important;padding-left:1rem!important}}#nav[data-v-1f06565e]{padding:1rem;background:rgba(0,0,0,.2)}.search-input[data-v-1f06565e]{display:flex;align-items:center;position:absolute;top:3rem;right:-1rem;height:2rem;line-height:2rem;border:1px solid #fff;border-radius:10px;padding:0 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.img-box .img-item .tit[data-v-321f1d9f]{text-align:center;font-size:1.2rem;margin-top:2rem;margin-bottom:1rem;color:#666;visibility:visible}@media(max-width:992px){.img-wrap[data-v-321f1d9f]{width:100%;height:14.2rem}}@media(max-width:768px){.layout-img .img-box[data-v-321f1d9f]{justify-content:unset}.layout-img .img-box .img-item[data-v-321f1d9f]{width:50%}.layout-img .img-box .img-item .tit[data-v-321f1d9f]{min-width:13rem;min-height:4rem;display:flex;align-items:center;position:relative;justify-content:center}}@media(max-width:450px){.img-wrap[data-v-321f1d9f]{width:100%;height:8.6rem}}.little-nav[data-v-277c640a]{position:relative;color:#999;display:flex;justify-content:space-between;height:4rem;line-height:4rem;border-bottom:.1rem solid #eee;margin:2rem 1rem 0 0!important}.little-nav .left-nav[data-v-277c640a]{flex:3;overflow:hidden;height:6rem}.little-nav .left-nav .scroll[data-v-277c640a]{display:flex;overflow-x:auto;overflow-y:hidden;white-space:nowrap;height:4rem}.little-nav .left-nav .scroll .forum-nav-item[data-v-277c640a],.little-nav .left-nav .scroll .science-nav-item[data-v-277c640a]{padding:0 2rem;cursor:pointer;display:flex;flex-direction:column}.little-nav .left-nav .scroll .forum-nav-item .arrow[data-v-277c640a],.little-nav .left-nav .scroll .science-nav-item .arrow[data-v-277c640a]{position:relative;width:100%;top:-20px}.little-nav .left-nav .scroll .science-active[data-v-277c640a]{color:#c8a063;border-bottom:.1rem solid #c8a063}.little-nav .left-nav .scroll .forum-active[data-v-277c640a]{color:#0092de;border-bottom:.1rem solid #0092de}.little-nav .left-nav .scroll .science-nav-item[data-v-277c640a] :focus,.little-nav .left-nav .scroll .science-nav-item[data-v-277c640a] :hover{color:#c8a063;border-bottom:.1rem solid #c8a063}.little-nav .left-nav .scroll .science-nav-item :focus .nav-dropdown[data-v-277c640a],.little-nav .left-nav .scroll .science-nav-item :hover .nav-dropdown[data-v-277c640a]{display:block}.little-nav .left-nav .scroll 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