@import url("https://fonts.googleapis.com/css2?family=M+PLUS+Rounded+1c:wght@800;900&display=swap");
:root{--bg:#f4f5fb;--soft:#e9ecf8;--soft2:#f7f8fd;--y:#c4f03c;--y2:#effbd0;--mark:#c4f03c;--pink:#ff4d2e;--pink2:#ffe5de;--blue:#3d6bff;--disp:"M PLUS Rounded 1c","Zen Kaku Gothic New",system-ui,sans-serif}
.top .mk{background:#ff4d2e!important;color:#fff!important}
.tz-back{flex:none;font:900 13px/1 var(--disp);text-decoration:none;color:inherit;border:2px solid var(--line);border-radius:999px;padding:7px 10px;margin-right:8px;background:var(--card);box-shadow:2px 2px 0 var(--shc)}
@media (max-width:420px){.tz-back{font-size:0;padding:7px 9px}.tz-back::before{content:"←";font-size:14px}}