.invoice-main-flexbox {
    display: flex;
    gap: 20px;
    padding: 20px;
}

.invoice-main-flexbox div {
    flex: 1;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 10px;
    background-color: #ffffff;
    min-height: 200px;
    box-shadow: 0 0 10px #ccc;
    cursor: pointer;
}

.invoice-main-flexbox div:hover {
    background-color: #FAE39C;
}

fieldset {
    background-color: #ffffff;
    border-color: #ccc;
    border-width: 1px;
    border-radius: 10px;
    margin: 10px 20px;
    padding: 15px 50px 15px 30px;
    box-shadow: 0 0 10px #ccc;
}

fieldset legend {
    border-left-style: solid;
    border-left-width: 20px;
    border-color: #ccc;
    border-bottom-style: solid;
    border-bottom-width: 1px;
    padding: 10px 25px;
    background-color: #ffffff;
    border-radius: 10px;
}