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640px){#nav-bar.closed{height:152px}}@media only screen and (min-width: 1180px){#nav-bar.closed{height:152px}}#nav-bar.closed .pre-nav nav,#nav-bar.closed .annex-nav nav{margin-left:-30px;margin-right:-30px;padding-left:30px;padding-right:30px;padding-bottom:40px;background-color:#ebebeb}#nav-bar.closed .pre-nav:hover .collapser,#nav-bar.closed .annex-nav:hover .collapser{margin-top:-140px}#nav-bar.closed .collapser{padding-top:12px;-webkit-transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);-moz-transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);margin-top:0}#nav-bar.closed .main-nav .collapser{margin:0 !important;padding:0 !important;height:0 !important;-webkit-transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);-moz-transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955)}@media only screen and (min-width: 640px){#nav-bar.closed:hover{height:180px}}@media only screen and (min-width: 1180px){#nav-bar.closed:hover{height:180px}}#nav-bar.closed .chap-nav li{-webkit-transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);-moz-transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);margin-top:0}@media only screen and (min-width: 1180px){#nav-bar.closed .chap-nav li:hover{margin-top:-85px}}#nav-bar.closed .download-nav,#nav-bar.closed .nav-close{visibility:hidden}#nav-bar #nav-ramp{pointer-events:none;position:relative;height:140px;width:100%;-webkit-transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);-moz-transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955);transition:all 0.3s cubic-bezier(0.455, 0.03, 0.515, 0.955)}@media only screen and (min-width: 240px){#nav-bar #nav-ramp{height:140px}}@media only screen and (min-width: 640px){#nav-bar #nav-ramp{height:140px}}@media only screen and (min-width: 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