element.style {
    box-shadow: 0px;
}
.pos .popup input, .pos .popup-input {
    min-height: 44px;
    font-family: "Lato";
    font-size: 20px;
    color: #444;
    padding: 10px;
    border-radius: 3px;
    border: none;
    box-shadow: 0px 0px 0px 1px gainsboro inset;
    box-sizing: border-box;
    width: 10%;
}
div#ThirdDiv {
    display: flex;
}