.gridster { width: 730px; margin-left:auto; margin-right:auto; opacity: .8; -webkit-transition: opacity .6s; -moz-transition: opacity .6s; -o-transition: opacity .6s; -ms-transition: opacity .6s; transition: opacity .6s; text-align: center; } .gridster > * { margin: 0 auto; -webkit-transition: height .4s; -moz-transition: height .4s; -o-transition: height .4s; -ms-transition: height .4s; transition: height .4s; } .gridster .gs_w{ z-index: 2; position: absolute; background: #FFF; cursor: pointer; -webkit-box-shadow: 0 0 5px rgba(0,0,0,0.3); box-shadow: 0 0 5px rgba(0,0,0,0.3); } .ready .gs_w:not(.preview-holder) { -webkit-transition: opacity .3s, left .3s, top .3s; -moz-transition: opacity .3s, left .3s, top .3s; -o-transition: opacity .3s, left .3s, top .3s; transition: opacity .3s, left .3s, top .3s; } .ready .gs_w:not(.preview-holder) { -webkit-transition: opacity .3s, left .3s, top .3s, width .3s, height .3s; -moz-transition: opacity .3s, left .3s, top .3s, width .3s, height .3s; -o-transition: opacity .3s, left .3s, top .3s, width .3s, height .3s; transition: opacity .3s, left .3s, top .3s, width .3s, height .3s; } .gridster .preview-holder { z-index: 1; position: absolute; background-color: #fff; border-color: #fff; opacity: 0.3; } .gridster .player-revert { z-index: 10!important; -webkit-transition: left .3s, top .3s!important; -moz-transition: left .3s, top .3s!important; -o-transition: left .3s, top .3s!important; transition: left .3s, top .3s!important; } .gridster .dragging { z-index: 10!important; -webkit-transition: all 0s !important; -moz-transition: all 0s !important; -o-transition: all 0s !important; transition: all 0s !important; } .gridWrapper { width: 100%; overflow-x: hidden; overflow-y: hidden; } body { background-color: #EEEEEE; font-family: 'Helvetica Neue', Arial, sans-serif; -webkit-font-smoothing: antialiased; font-size: x-small; color: #666666; text-align: center; vertical-align: middle; } ul, ol { list-style: none; margin:0 auto; text-align: center; vertical-align: middle; } h1 { margin-bottom: 12px; text-align: center; font-size: 30px; font-weight: 400; } h3 { font-size: 25px; font-weight: 600; color: white; }