.invite-layout{min-height:100%;background-color:#487efe}.invite-layout__bg{position:relative;box-sizing:border-box}.invite-layout__bg .bg{width:100%}.invite-layout__bg .btn{box-sizing:border-box;position:absolute;left:0;right:0;bottom:10%;width:80%;margin:auto}.invite-layout__bg .btn:active{opacity:.9}