body {
  overflow: hidden;
  border: 0px;
  margin: 0px;
}

#left_panell {
    display: none;
}

#right_panell {
	display: none;
	}

.fon1 {
	width: 100%;
    height: 100%;
    position: absolute;
    overflow: hidden;
    border: 0;
	top: 0;
	left: 0;
    }

.left-panel-center {
    position: absolute;
    left: 0%;
    top: 0%;
    right: auto;
    bottom: auto;
    display: block;
    width: 0px;
    height: 50%;
}

.left-panel {
    position: absolute;
    left: 0%;
    top: auto;
    right: 0%;
    bottom: 0%;
    width: 0px;
    height: 270px;
    margin-bottom: -145px;
    margin-left: 10px;
}

.fold-button {
    position: absolute;
    left: 0%;
    top: 0%;
    right: 0%;
    bottom: auto;
    z-index: 1;
    width: 72px;
    height: 80px;
    margin-top: 90px;
    background-image: url(images/fold_knife_button.svg);
    background-size: 100% 100%;
    background-repeat: repeat;
    cursor: pointer;
}

.unfold-button {
    position: absolute;
    left: 0%;
    top: 0%;
    right: 0%;
    bottom: auto;
    z-index: 1;
    width: 72px;
    height: 80px;
    background-image: url(images/unfold_knife_button.svg);
    background-size: 100% 100%;
    background-repeat: repeat;
    cursor: pointer;
}

.annotation-button {
    position: absolute;
    left: 0%;
    top: 0%;
    right: 0%;
    bottom: auto;
    z-index: 1;
    width: 72px;
    height: 80px;
    margin-top: 180px;
    background-image: url(images/annotation_visible_button.svg);
    background-size: 100% 100%;
    background-repeat: repeat;
    cursor: pointer;
}

.right-panel-center {
    position: absolute;
    left: auto;
    top: 0%;
    right: 0%;
    bottom: auto;
    width: 0px;
    height: 50%;
    margin-right: 100px;
    padding-right: 0px;
}

.right-panel {
    position: absolute;
    left: 0%;
    top: auto;
    right: 0%;
    bottom: 0%;
    width: 0px;
    height: 270px;
    margin-bottom: -145px;
}

.plastic-button {
    position: absolute;
    left: 0%;
    top: 0%;
    right: 0%;
    bottom: auto;
    z-index: 1;
    width: 72px;
    height: 80px;
    margin-top: 90px;
    background-image: url(images/plastic_button.png);
    background-size: 100% 100%;
    background-repeat: repeat;
    cursor: pointer;
}

.carbon-button {
    position: absolute;
    left: 0%;
    top: 0%;
    right: 0%;
    bottom: auto;
    z-index: 1;
    width: 72px;
    height: 80px;
    background-image: url(images/carbon_button.png);
    background-size: 100% 100%;
    background-repeat: repeat;
    cursor: pointer;
}

.wood-button {
    position: absolute;
    left: 0%;
    top: 0%;
    right: 0%;
    bottom: auto;
    z-index: 1;
    width: 72px;
    height: 80px;
    margin-top: 180px;
    background-image: url(images/wood_button.png);
    background-size: 100% 100%;
    background-repeat: repeat;
    cursor: pointer;
}



@media screen and (max-width: 479px) {
.left-panel-center {
    width: 50%;
    height: 0px;
    margin-top: 10px;
}
}

@media screen and (max-width: 767px) {
.left-panel {
    height: 210px;
    margin-bottom: -105px;
}
}

@media screen and (max-width: 479px) {
.left-panel {
    left: 0%;
    top: 0%;
    right: 0%;
    bottom: auto;
    width: 210px;
    height: 10px;
    margin-right: -105px;
    margin-bottom: auto;
    margin-left: auto;
}
}

@media screen and (max-width: 767px) {
.fold-button {
    width: 52px;
    height: 60px;
    margin-top: 70px;
}
}

@media screen and (max-width: 479px) {
.fold-button {
    margin-top: 0px;
    margin-left: 70px;
}
}



@media screen and (max-width: 767px) {
.unfold-button {
    width: 52px;
    height: 60px;
}
}
@media screen and (max-width: 767px) {
.annotation-button {
    width: 52px;
    height: 60px;
    margin-top: 140px;
}
}
@media screen and (max-width: 479px) {
.annotation-button {
    margin-top: 0px;
    margin-left: 140px;
}
}


@media screen and (max-width: 479px) {
.right-panel-center {
    left: 0%;
    top: auto;
    right: auto;
    bottom: 0%;
    width: 50%;
    height: 0px;
    margin-right: 0px;
    margin-bottom: 70px;
}
}

@media screen and (max-width: 767px) {
.right-panel {
    height: 210px;
    margin-bottom: -105px;
}
}

@media screen and (max-width: 479px) {
.right-panel {
    left: auto;
    top: 0%;
    right: 0%;
    bottom: 0%;
    width: 210px;
    height: 0px;
    margin-right: -105px;
}
}

@media screen and (max-width: 767px) {
.plastic-button {
    width: 52px;
    height: 60px;
    margin-top: 70px;
}
}

@media screen and (max-width: 479px) {
.plastic-button {
    margin-top: 0px;
    margin-left: 70px;
}
}

@media screen and (max-width: 767px) {
.carbon-button {
    width: 52px;
    height: 60px;
}
}

@media screen and (max-width: 767px) {
.wood-button {
    width: 52px;
    height: 60px;
    margin-top: 140px;
}
}

@media screen and (max-width: 479px) {
.wood-button {
    margin-top: 0px;
    margin-left: 140px;
}
}