.result-box.show{display:block;animation:slideIn .5s ease}.calculator-input{width:100%;padding:12px;border-radius:8px;border:2px solid rgba(255,255,255,.3);background:rgba(255,255,255,.15);color:#fff;font-size:1em;margin:10px 0;backdrop-filter:blur(10px)}.calculator-input::placeholder{color:rgba(255,255,255,.7)}