.ad-inside-post {
    margin: 0 auto 10px auto;
    /* Center it when floating is removed */
    float: left;
    text-align: center;
    width: 100%;
    max-width: 336px;
    height: auto;
    max-height: 280px;
    overflow: hidden;
    /* Ensures content doesn't overflow */
    display: flex;
    justify-content: center;
    align-items: center;
}

.ad-inside-post img,
.ad-inside-post ins,
.ad-inside-post iframe {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    display: block;
}

/* Mobile Fix */
@media (max-width: 575px) {
    .ad-inside-post {
        float: none !important;
        margin: 0 auto 22px auto !important;
        clear: both;
        max-width: 100%;
        height: auto;
    }

    .ad-inside-post img,
    .ad-inside-post ins,
    .ad-inside-post iframe {
        max-width: 100%;
        height: auto;
    }
}