body,html{margin:0;padding:0;box-sizing:border-box;width:100%;overflow-x:hidden}header nav{overflow-x:auto;min-width:0;margin:0 5px;-ms-overflow-style:none;scrollbar-width:none}header nav::-webkit-scrollbar{display:none}header nav button{white-space:nowrap;flex-shrink:0}