html{min-height:100%;background:#f4f6f2}
body{min-height:100%;overscroll-behavior-y:none;-webkit-tap-highlight-color:transparent}
.shell{padding-top:max(28px,env(safe-area-inset-top));padding-right:max(18px,env(safe-area-inset-right));padding-bottom:max(56px,env(safe-area-inset-bottom));padding-left:max(18px,env(safe-area-inset-left))}
.teacherlink{display:block;margin:24px auto 0;padding:13px 20px;width:max-content;border-radius:14px;background:#e8ece8;color:#1d3227;font-weight:800;text-decoration:none}