    font-family: Arial, Verdana;
            /* background-image: url(./icon/chain.svg); */
            /* background-color: #777; */
            background-color: transparent;

            background-size: 20px;
            width: 20px;
            height: 20px;
            background-repeat: no-repeat;
        }
        .whiteChain {
            background-image: url(./icon/chain_white.svg);
        }
        .blackChain {
            background-image: url(./icon/chain_black.svg);
        }
        .accep