.helpful-block-content ul li a.wth-green-btn,
.helpful-block-content ul li a.wth-red-btn {
    margin: 0px 5px;
}

@media(max-width:600px) {
    .helpful-block-content ul li {
        width: 100%;
        display: block;
    }

    .helpful-block-content ul li:first-child {
        margin-top: 0px !important;
    }

    .helpful-block-content ul li a.wth-green-btn {
        margin-left: 0px;
    }
}

@media(max-width:400px) {

    .helpful-block-content ul li a.wth-green-btn,
    .helpful-block-content ul li a.wth-red-btn {
        display: block;
        margin: 0px;
        box-sizing: border-box;
    }

    .helpful-block-content ul li a.wth-green-btn {
        margin-bottom: 8px;
    }
}