.fixed-header{background:#fff;box-shadow:0 1px 3px #0000001a;left:0;position:fixed;right:0;top:0;transition:top .3s;z-index:40}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}