*{
    margin: 0;
    padding: 0;
}
.RightFullScreenButtonDiv{
    position: absolute;
    left:10px;
    bottom:10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: rotate(150deg);
    width:50px;
    height:50px;
    display:block;
    z-index:1;
    opacity:0;
    transition:0.5s linear;
}
#right.active .RightFullScreenButtonDiv{
    opacity:1;
}
.RightFullScreenButtonDiv button{
    position:absolute;
    width: 50px;
    height: 50px;
    border-radius:100%;
    background-color:rgb(255 255 255 / 0%);
    font-size:20px;
    cursor:pointer;
    color:rgb(90 90 90);
    transition: all 0.3s ease;
    transform: rotate(0deg);
    opacity:0;
    text-align:center;
    display: none;
    align-items: center;
    justify-content: center;
    overflow:hidden;
    border:2px rgb(50 50 50 / 0%) solid;
}
#right.active .RightFullScreenButtonDiv button{
    display:flex;
}
.RightFullScreenButtonDiv button:hover{
    color: rgb(168, 214, 214);
    background-color: white;
}
.RightFullScreenButtonDiv .openbn{
    opacity:1;
    transform: rotate(30deg);
    z-index:1;
    transition:0.2s linear;
    border:2px rgb(50 50 50) solid;
}
.RightFullScreenButtonDiv .offbn{
    opacity:0;
    transform: rotate(90deg);
    z-index:0;
    transition:0.2s linear;
    border:2px rgb(50 50 50) solid;
}
#RightFullScreenButton.active .openbn{
    opacity:0;
    transform: rotate(-30deg);
    z-index:0;
}
#right.active #RightFullScreenButton.active .offbn{
    display:block;
    opacity:1;
    transform: rotate(30deg);
    z-index:1;
}
#RightFullScreenButton.active button{
    transform: rotate(calc(var(--i) * (120deg/4))) translateY(120px);
    opacity: 1;
    border:2px rgb(50 50 50) solid;
}
.RightFullScreenButtonDiv .MouseBn::before{
    position:absolute;
    content:"";
    width:2px;
    height:100%;
    background-color:rgb(0 0 0 / 0%);
    top:0px;
    transform: rotate(-56deg);
    z-index:1;
    transition:0.2s linear;
}
#mouse.active .RightFullScreenButtonDiv .MouseBn::before{
    position:absolute;
    content:"";
    width:2px;
    height:100%;
    background-color:rgb(50 50 50);
    transform: rotate(15deg);
    top:0px;
    z-index:1;
}