Please try adding this custom css in your wp-admin-> appearance-> customize -> custom css : 

@media(max-width:500px){
    
.vibebp_full_group .group_head,.vibebp_full_group .group_head .group_bottom{
    display:block;
}

.vibebp_full_group .group_head .group_bottom{
    margin:0;
}
}

Please try adding this custom css in your wp-admin-> appearance-> customize -> custom css : 

.vibebp_full_group .group_head .group_bottom .group_title .group_description{
    position:relative;
}