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.btt{position:fixed;right:18px;bottom:22px;width:42px;height:42px;border-radius:50%;background:var(--ink);color:var(--gold);display:none;align-items:center;justify-content:center;font-size:17px;cursor:pointer;box-shadow:0 4px 14px #1c191647;z-index:60;border:none}.lp .btt.show{display:flex}@media(min-width:700px){.lp .hero-title{font-size:36px}.lp .lhead-title{font-size:33px}.lp .vs-pair{grid-template-columns:1fr 1fr}.lp .wrap{padding-top:34px}}@media(max-width:420px){.lp .tnav{gap:10px;font-size:12px}.lp .brand{font-size:14px}}