.rennab-fullscreen {
    position: fixed;
    z-index: 1000002;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    overflow: hidden;
    background-color: rgba(0,0,0,.75);
    -webkit-transition: opacity .5s linear;
    transition: opacity .5s linear
}

.rennab-fullscreen.active,.rennab-fullscreen.active .rennab-close {
    opacity: 1
}

.rennab-fullscreen.see-through {
    background-color: rgba(0,0,0,0);
    pointer-events: none
}

.rennab-fullscreen.see-through .rennab-content {
    pointer-events: auto
}

.rennab-fullscreen.see-through .rennab-close {
    display: none
}

.rennab-fullscreen .rennab-close {
    position: absolute;
    z-index: 10;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    opacity: 0;
    -webkit-transition: opacity .25s linear .5s;
    transition: opacity .25s linear .5s;
    background:0 0;
    cursor: pointer;
    padding: 0;
    border: 0;
}

.rennab-fullscreen .rennab-close::after,.rennab-fullscreen .rennab-close::before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    width: 40px;
    height: 4px;
    background-color: red;
    border-radius: 2px;
    -webkit-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg)
}

.rennab-fullscreen .rennab-close::after {
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg)
}

.rennab-fullscreen .rennab-content {
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
    width: -webkit-fit-content;
    width: -moz-fit-content;
    width: fit-content;
    height: auto
}