tab.css

.react-tabs__tab {
    color: #b6deff;
    font-size: 14px;
    border: 0;
}
.react-tabs__tab-list {
    border-bottom: 1px solid #116cb2;
}
.react-tabs__tab--selected {
    background: #183c7f;
    border-radius: 0;
    color: #ebaa1d;
}

.react-tabs__tab:focus {
    box-shadow: none;
    border-color: inherit;
    outline: none;
}

.react-tabs__tab:focus:after {
    content: "";
    position: absolute;
    height: 0;
    width: 0;
    overflow: hidden;
    background:inherit;
  }
  body .react-tabs__tab-panel--selected {
      display: flex;
  }