.modal{}
.modal-content{
    display: inline-block;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    padding: 1em;
    width: 80%;
    height: 0;
    background-color: white;
    border-radius: 5px;
    z-index: 1001;
    -webkit-transition: height 300ms;
    transition: height 300ms;
}
.modal-content-wrapper{
    overflow: hidden;
    width: 100%;
    height: 100%;
    opacity: 0;
    -webkit-transition: all 300ms;
    transition: all 300ms;
    -webkit-transition-delay: 200ms; /* Safari */
    transition-delay: 200ms;
}
.modal-content-wrapper.show{
    opacity: 1;
}
.modal-content img:first-child{
    margin-bottom: 1em;
}
.modal-content img{
    width: 100%;
}
.modal-bg{
    background-color: rgba(0,0,0,.5);
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    z-index: 1000;
}