/* Styles of tool: Fraction Calculator */
.fr-wrap{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px;direction:ltr}
.fr{display:flex;flex-direction:column;align-items:center;gap:4px;width:110px}
.fr input{width:100%;text-align:center;font-size:1.1rem}
.fr span{display:block;width:100%;height:3px;background:var(--primary);border-radius:2px}
.fr-wrap select{width:auto;font-size:1.2rem}
.fr-wrap>b{font-size:1.6rem;color:var(--primary)}
.fr-wrap .tb-big{min-width:90px}