@media (max-width: 767px) {
    .collapse_changelog .panel-heading {
        background-color: #ededed;
    }
    .collapse_changelog .panel-heading h4 {
        color: #5e5e5e;
        font-weight: bold;
        position: relative;
    }
    .single-version .single-history {
        padding: 0 20px 4px;
    }
    .single-version h3 {
        padding: 5px 20px;
        line-height: 26px;
    }
    .single-history ul {
        padding-left: 10px;
    }
    .single-history ul li {
        line-height: 22px;
        padding-bottom: 5px;
    }
    .panel-default a[aria-expanded="false"] h4:before {
        position: absolute;
        top: 0;
        right: 10px;
        content: "\f107";
        font-family: FontAwesome;
        font-size: 30px;
        color: #676767;
    }
    .panel-default a[aria-expanded="true"] h4:before {
        position: absolute;
        top: 0;
        right: 10px;
        content: "\f106";
        font-family: FontAwesome;
        font-size: 30px;
        color: #676767;
    }
    .licens-bg select {
        font-size: 14px;
    }
}

@media (max-width: 991px) {
    select.php_version {
        margin-top: 20px;
    }
}