.nav-container{display:flex;flex-direction:row;position:absolute;bottom:0;width:100%;height:75px;box-shadow:20px 20px 50px rgba(0,0,0,.5);background:#f6821f;z-index:10;transition:all .3s cubic-bezier(.19,1,.22,1)}.nav-container--top-first{position:fixed;top:75px;transition:all .3s cubic-bezier(.19,1,.22,1)}.nav-container--top-second{position:fixed;top:0}@media (min-width:800px){.nav h2,.slider h2{font-size:3vw}.nav-tab{font-size:3vw}}@media screen only (min-width:360px){.nav h2,.slider h2{font-size:2vw;letter-spacing:.2vw}.nav-tab{font-size:1.2vw}}