body,.rail,.topbar,.optionsbar,.phone-topbar,select,.rail-btn,.hdr-icon-btn{
  transition:background-color .2s ease,color .18s ease,border-color .18s ease}
*{box-sizing:border-box;margin:0;padding:0}
h1{font-size:inherit;font-weight:inherit}
html,body{min-height:100%;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;color:var(--tx);font-size:12px}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--bd2);border-radius:3px}