.driver-farm-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:10px;
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
}
.driver-farm-toolbar span{color:var(--muted);font-size:10px;line-height:1.5}
.driver-farm-toolbar a{
  flex:none;
  border-radius:7px;
  background:var(--green);
  padding:9px 11px;
  color:#fff;
  font-size:10px;
  font-weight:800;
  text-decoration:none;
}
.driver-farm-frame{
  display:block;
  width:100%;
  height:clamp(440px,calc(100vh - 255px),650px);
  border:1px solid var(--line);
  border-radius:14px;
  background:#e7eee9;
}
.driver-bottom-nav{grid-template-columns:repeat(4,1fr)}
@media(max-width:420px){
  .driver-farm-toolbar{align-items:flex-start;flex-direction:column}
  .driver-farm-toolbar a{align-self:flex-end}
  .driver-farm-frame{height:calc(100vh - 285px);min-height:430px}
  .driver-bottom-nav{padding-right:4px;padding-left:4px}
  .driver-bottom-nav button b{font-size:8px}
}