@keyframes rotateplane{0%{transform:perspective(120px) rotateX(0deg) rotateY(0deg)}50%{transform:perspective(120px) rotateX(-180.1deg) rotateY(0deg)}to{transform:perspective(120px) rotateX(-180deg) rotateY(-179.9deg)}}.is-b-loading{min-height:30px;-webkit-backface-visibility:hidden;backface-visibility:hidden;position:relative}.is-b-loading:before{height:30px;font-size:0;content:"";position:absolute;max-width:30px;top:50%;background:#2eaae0;margin-left:-15px;left:50%;width:30px;margin-top:-15px;display:none;z-index:-1}.is-b-loading.is-b-visible:before{-webkit-animation:rotateplane 1.2s ease-in-out infinite;animation:rotateplane 1.2s ease-in-out infinite;display:block;z-index:22}