*{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}*:before,*:after{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}.react-grid-layout{position:relative;transition:height .2s ease}.react-grid-item{transition:all .2s ease;transition-property:left,top}.react-grid-item.cssTransforms{transition-property:transform}.react-grid-item.resizing{z-index:1;will-change:width,height}.react-grid-item.react-draggable-dragging{transition:none;z-index:3;will-change:transform}.react-grid-item.react-grid-placeholder{background:red;opacity:.2;transition-duration:.1s;z-index:2;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;-o-user-select:none;user-select:none}