.heading {
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
}
.rss {
    font-size: 14px;
    font-weight: normal;
}
#writings {
    float: right;
    max-width: 440px;
    padding: 0px 10px;
    margin-top: 20px;
    margin-bottom: 30px;
}
#software {
    float: right;
    max-width: 440px;
    border-right: 1px solid gray;
    margin-left: 20px;
    margin-right: 10px;
    padding-right: 20px;
    margin-top: 20px;
}
#software ul {
    padding-left: 20px;
}
@media screen and (max-width: 1084px) {
    #writings {
        float: none;
        margin-left: auto;
        margin-right: auto;
        width: auto;
    }
    #writings ul {
        padding-left: 20px;
    }
    #software {
        float: none;
        margin-left: auto;
        margin-right: auto;
        width: auto;
        border: 0;
    }
}