section#hero .jumbotron{background-image:url(/images/project.webp);background-position:50%;background-size:cover}section#hero .jumbotron:before{content:"";background-image:linear-gradient(transparent 50%,rgba(0,0,0,.8));width:100%;height:100%;display:block;position:absolute}section#project .project-tabs button{transition:all .2s}section#project .project-tabs button.active{color:#fff;background-color:#ff7e3e;border-color:#ff7e3e}