.demo-wrap {
    position: relative;
}

.demo-wrap::before {
    content: " ";
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0.4;
    background-image: url("../../media/other/bg-template.PNG");
    background-repeat: no-repeat;
    background-position: 50% 0;
    background-size: cover;
}

.demo-content {
    position: relative;
}

#markmap {
    height: 300px;
    width: 100%;
}
.img-wrap {
    position: relative;
}

.img-wrap img {
    margin: 5px;
}
.img-wrap .close {
    color: red;
    font-size: 36px;
    position: absolute;
    top: 0;
    right: 10px;
    z-index: 100;
}