.side nav button{letter-spacing:.02em;gap:0;padding-inline:14px}@media (max-width:720px){.side{width:138px;padding:20px 10px}.side nav button{justify-content:flex-start;padding-inline:10px;font-size:10px}.side nav button.on:before{left:-10px}.work{width:calc(100% - 138px);margin-left:138px}}