.square-cut {
    position: absolute;
    z-index: 99;
    width: 25px;
    height: 25px;
    background: white;
}

#left-top-square {
    left: 0px;
    top: 0px;
}

#right-top-square {
    right: 0px;
    top: 0px;
}

#right-bottom-square {
    right: 0px;
    bottom: 0px;
}

#left-bottom-square {
    left: 0px;
    bottom: 0px;
}

.border-cut {
    position: absolute;
    background: rgb(0, 0, 0);
    opacity: 20%;
    padding: 0px;
}

.horizontal__ {
    width: 100%;
    height: 25px;
    position: absolute;
    z-index: 98;
}

.vertical__ {
    height: 100%;
    width: 25px;
    position: absolute;
    z-index: 98;
}

#top-border-cut {
    top: 0px;
}

#right-border-cut {
    top: 0px;
    right: 0px;
}

#bottom-border-cut {
    bottom: 0px;
}

#left-border-cut {
    top: 0px;
    left: 0px;
}

.border-cut {
    position: absolute;
    background-repeat: no-repeat;
    padding: 0px;
}

.horizontal__ {
    width: 100%;
    height: 25px;
    position: absolute;
    z-index: 98;
}

.vertical__ {
    height: 100%;
    width: 25px;
    position: absolute;
    z-index: 98;
}

#top-border-cut {
    top: 0px;
    background-size: 100% 25px;
    background-position: 0% 0%;
}

#right-border-cut {
    top: 0px;
    right: 0px;
    background-size: 25px 100%;
    background-position: 100% 0%;
    transform: scaleX(-1);
}

#bottom-border-cut {
    bottom: 0px;
    background-size: 100% 25px;
    background-position: 0% 100%;
    transform: scaleY(-1);
}

#left-border-cut {
    top: 0px;
    left: 0px;
    background-size: 25px 100%;
    background-position: 0% 0%;
    transform: scaleY(-1) scaleX(-1);
}