/*-- Image --*/
.image_mapping-image { position: relative; display: block; width: 100%; overflow: hidden; cursor: crosshair; }
.image_mapping-image img { display: block; width: 100%; }
.image_mapping-image span {width: 16px;height: 16px;border-radius: 10px;background: white;position: absolute;transform: translate(-50%, -50%);box-sizing: border-box;background: radial-gradient(white, white 20%, black);}
.image_mapping-image span:after { position: absolute; top: 50%; left: 50%; display: block; width: 4px; height: 4px; background: red; content: ''; margin-left: -2px; margin-top: -2px; border-radius: 3px; }