Hola, pude hacer el reto pero no logro que quede centrado la tabla de monedas con la de comisiones, no se como hacer para que me queden c...

Hola, pude hacer el reto pero no logro que quede centrado la tabla de monedas con la de comisiones, no se como hacer para que me queden centradas ambas y una al lado de la otra

<code> 
main {
     width: 100%;
     min-width: 320px;
     height: auto;
     display: flex;
     flex-direction: column;
     background-color: var(--off-white);
 }
 .main-exchange-container {
     width: 100%;
     height: auto;
     padding-top: 80px;
     padding-bottom: 30px;
     text-align: center;
 }
 .main-exchange-container--title {
     width: 90%;
     min-width: 288px;
     max-width: 900px;
     margin: 0 auto;
 }
 .main-exchange-container .backgroundImg {
     width: 200px;
     height: 200px;
     margin: 0 auto;
     margin-bottom: 50px;
     background-image: url("./Logos/Bitcoin.svg");
     background-size: cover;
     background-position: center;
     background-repeat: no-repeat;
 }
 .main-exchange-container h2 {
     margin-bottom: 30px;
     font-size: 2.4rem;
     font-weight: bold;
     line-height: 2.6rem;
     color: var(--black);
 }
 .main-exchange-container p {
    margin-bottom: 30px;
    font-size: 1.4rem;
    font-weight: 500;
    line-height: 1.6rem;
    color: #757575; 
 }
 .main-currency-table {
     width: 70%;
     min-width: 235px;
     max-width: 500px;
     height: 360px;
     margin: 0 auto;
     font-family:'Inter', sans-serif;
 }
 .main-currency-table .currency-table--title {
     margin-bottom: 15px;
     font-size: 1.8rem;
     font-weight: bold;
     line-height: 2.3rem;
     color: var(--bitcoin-orange);
 }
 .currency-table--container {
     width: 90%;
     min-width: 230px;
     max-width: 300px;
     height: 250px;
     margin: 0 auto;
 }
 .currency-table--container table {
     width: 100%;
     height: 100%;
 }
 .currency-table--container td {
     width: 50%;
     font-size: 1.6rem;
     font-weight: 500;
     line-height: 1.9rem;
     color: var(--grey);
     background-color: var(--just-white);
 }
 .currency-table--container .table__top-left {
     border-radius: 15px 0 0 0;
 }
 .currency-table--container.table__top-right {
     border-radius: 0 15px 0 0;
 }
 .currency-table--container .table__bottom-left {
     border-radius: 0 0 0 15px;
 }
 .currency-table--container .table__bottom-right {
     border-radius: 0 0 15px 0;
 }
 .currency-table--container .table__right {
     font-size: 1.4rem;
     font-weight: normal;
     line-height: 1.7rem;
     color: #757575;
 }
 .currency-table--container .down {
     display: inline-block;
     width: 15px;
     height: 15px;
     margin-left: 10px;
     background-image: url("./icons/trending-down.svg");
     background-size: cover;
     background-position: center;
     background-repeat: no-repeat;
 }
 
 .currency-table--container .Up {
     display: inline-block;
     width: 15px;
     height: 15px;
     margin-left: 10px;
     background-image: url("./icons/trending-up.svg");
     background-size: cover;
     background-position: center;
     background-repeat: no-repeat;
 }
 .currency-table--date {
     width: 190px;
     height: 30px;
     margin: 0 auto;
     margin-top: 15px;
     padding: 8px;
     background-color: var(--soft-orange);
     border-radius: 8px;
     width: max-content;
 }
 .currency-table--date p {
     font-size: 1.2rem;
     font-weight: 500;
     line-height: 1.5rem;
     color: var(--warm-black);
 }

/*Comisiones */
    
 .main2-currency-table {
     width: 70%;
     min-width: 235px;
     max-width: 500px;
     height: 360px;
     margin: 0 auto;
     font-family:'Inter', sans-serif;
     }
.main2-currency-table .currency2-table--title {
     margin-top: 15px; 
     margin-bottom: 15px;
     font-size: 1.8rem;
     font-weight: bold;
     line-height: 2.3rem;
     color: var(--secondary-blue);
 }
 .currency2-table--container {
     width: 90%;
     min-width: 230px;
     max-width: 300px;
     height: 250px;
     margin: 0 auto;
 }
 .currency2-table--container table {
     width: 100%;
     height: 100%;
 }
 .currency2-table--container td {
     width: 50%;
     font-size: 1.6rem;
     font-weight: 500;
     line-height: 1.9rem;
     color: var(--grey);
     background-color: var(--just-white);
 }
 .currency2-table--container .table__top-left {
     border-radius: 15px 0 0 0;
 }
 .currency2-table--container.table__top-right {
     border-radius: 0 15px 0 0;
 }
 .currency2-table--container .table__bottom-left {
     border-radius: 0 0 0 15px;
 }
 .currency2-table--container .table__bottom-right {
     border-radius: 0 0 15px 0;
 }
 .currency2-table--date {
     width: 190px;
     height: 30px;
     margin: 0 auto;
     margin-top: 15px;
     padding: 8px;
     background-color: var(--soft-blue);
     border-radius: 8px;
     width: max-content;
 }
 .currency2-table--date p {
     font-size: 1.2rem;
     font-weight: 500;
     line-height: 1.5rem;
     color: var(--warm-black);
 }