.kmath2_right .block {
    width: auto;
    background-color: #ffffff;
    padding: 10px;
}

.kmath2_right h3 {
    border-bottom: solid 3px #fcfcfc;
}

.kmath2_right .intro {
    margin-top: 10px;
    font-size: 12px;
    line-height: 20px;
}

    .kmath2_right .intro a {
        color: #1E9FFF;
        display: block;
        margin-bottom: 10px;
    }