.wpgmza-extension {

    float: left;
    margin: 0 15px 15px 0;
    background: #fff;
    border: 1px solid #ccc;
    width: 320px;
    padding: 14px;
    height: 370px;
    position: relative;

}
.wpgmza-extension h3 {
    margin: 0 0 8px;
    font-size: 13px;

}
.wpgmza-extension .wp-post-image { 
    width: 100%;
    height: auto;
}
.wpgmza-extension .button-secondary {
    position: absolute;
    bottom: 14px;
    left: 14px;
}
.wpgmza-plugin {
    height: 250px;
}