share/goodie/geometry/geometry.css
.geometry-svg {
    fill: transparent;
    margin-left: 40px;
    max-width: 50%;
    height: 175px;
}

.geometry-svg .stroke {
    stroke: black;
    stroke-width: 2;
    stroke-linejoin: round;
}

.dark-bg .geometry-svg .stroke {
    stroke: white;
}

.geometry-svg .stroke.backface {
    stroke-width: 1.5;
}

.geometry-svg .stroke.special {
    stroke-dasharray: 5,5;
}

.geometry-svg .stroke.special.hover {
    stroke-dasharray: none;
}


.geometry-formulas {
    float: left;
    font-size: 1.5em;
    margin-right: 10px;
}
.geometry-formulas .formula {
    margin-bottom: 5px;
    overflow: hidden;
    clear: left;
}

.geometry-formulas .formula div {
    float: left;
}

.geometry-formulas .dot{
    width: 14px;
    height: 14px;
    border-radius: 7px;
    opacity: 0.5;
    margin: 20px 10px;
}

.geometry-formulas .hover .dot {
    opacity: 1;
}

.geometry-formulas h4 {
    color: #999;
    font-size: 12px;
    padding-bottom: 0;
    margin-bottom: -3px;
}

.geometry-formulas sup {
  font-size: 0.6em;
}

.geometry-formulas small {
    color: #808080;
    font-size: 0.8em;
}

#geometry--goodie .volume.hover {
    fill: #DE5833;
    opacity: 1;
}
#geometry--goodie .area.hover {
    fill: #F1A031;
    opacity: 1;
}
#geometry--goodie .surface.hover {
    fill: #F1A031;
    opacity: 1;
}
#geometry--goodie .perimeter.hover {
    stroke: #5B9E4D;
    opacity: 1;
}
#geometry--goodie .circumference.hover {
    stroke: #5B9E4D;
    opacity: 1;
}
#geometry--goodie .diagonal.hover {
    stroke: #4495D4;
    opacity: 1;
}