@media screen and (min-width: 768px) {
    .button {
        width: 100%;
        color: #ffffff;
        background-color: #373F5E;
        padding: 30px 0;

        .b-1-radio {
            border-left: 1px solid #C7CDE1;
            border-right: 1px solid #C7CDE1;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 0 25px;
            box-sizing: content-box;
            margin-left: -1px;
        }

        .b-2-radio {
            border-radius: 4px 4px 4px 4px;
            border: 1px solid #C7CDE1;
            padding: 5px 0px;
            color: #C7CDE1;
            font-size: 14px;
            text-align: center;
        }

    }
}

@media screen and (max-width: 768px) {
    .button {
        width: 100%;
        color: #ffffff;
        background-color: #373F5E;
        padding: 30px 16px;

        .b-1-radio {
            border-left: 1px solid #C7CDE1;
            border-right: 1px solid #C7CDE1;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 0 25px;
            box-sizing: content-box;
            margin-left: -1px;
        }

        .b-2-radio {
            border-radius: 4px 4px 4px 4px;
            border: 1px solid #C7CDE1;
            padding: 5px 0px;
            color: #C7CDE1;
            font-size: 14px;
            text-align: center;
        }

    }
}