.history-contents {
    width: auto;

    margin: 50px 75px;

}

.history-post {
    background: #7EBBE6;

}

.history-pad {

    color: #FFFFFF;
}

.history-post-title {
    margin-left: 5px;
    margin-right: 5px;

    padding-bottom: 3px;

    border-bottom: dotted 1px;

    text-decoration:underline;
}

.history-post-date {
    padding-left: 5px;
    padding-right: 5px;

}

.history-press {
    border: solid 1px;
    background-color: #7EBBE6;
    border-radius: 12px;
    opaciity: 0.8;
    color: #FFFFFF;

    padding-left: 5px;
    padding-right: 5px;

    margin-left: 5px;
}

@media (max-width: 600px) {

    .history-contents {
        margin: 20px 20px;
    }
}