#pst_offercmsblock {
    margin-bottom: 50px;
}
#pst_offercmsblock img {
    max-width: 100%;
}
#pst_offercmsblock a.offer-img {
    display: inline-block;
    vertical-align: top;
    position: relative;
    overflow: hidden;
}
#pst_offercmsblock a.offer-img:before {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    top: -100%;
    bottom: auto;
    height: 100%;
    width: 100%;
    background: rgba(0, 0, 0, 0.1);
    transition: all .3s ease-out;
    -webkit-transition: all .3s ease-in-out;
    -moz-transition:  all .3s ease-in-out;
    -ms-transition: all .3s ease-in-out;
    -o-transition:  all .3s ease-in-out;
}
#pst_offercmsblock a.offer-img:after {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    top: auto;
    bottom: -100%;
    height: 100%;
    width: 100%;
    background: rgba(0, 0, 0, 0.1);
    transition: all .3s ease-out;
    -webkit-transition: all .3s ease-in-out;
    -moz-transition:  all .3s ease-in-out;
    -ms-transition: all .3s ease-in-out;
    -o-transition:  all .3s ease-in-out;
}
#pst_offercmsblock .offercms-wrapper:hover a.offer-img:before{
    top: 0;
}
#pst_offercmsblock .offercms-wrapper:hover a.offer-img:after{
    bottom: 0;
}
#pst_offercmsblock .offercms-wrapper:hover a.offer-img:before,
#pst_offercmsblock .offercms-wrapper:hover a.offer-img:after{
    transition: all .3s ease-out;
    -webkit-transition: all .3s ease-in-out;
    -moz-transition:  all .3s ease-in-out;
    -ms-transition: all .3s ease-in-out;
    -o-transition:  all .3s ease-in-out;
}