.inster{padding-left:5.4rem}.subtitle{color:gray}.techniqueview{flex-wrap:wrap;align-content:flex-start}.item{flex:0 1 33.33%}.header-text-color{color:#333}.header-border{border-bottom:1px solid #ccc}.header-active{color:#48d1fe}.header-bg-goods{background:#fff}.sticky{position:sticky;top:0;z-index:1000}.footerview{background:#f2f2f2;color:#c2c2c2}.footeritem{border-top:1px solid #c2c2c2;padding-top:.5rem}