#map, header, #mainmenu{ min-width:320px; }      @media only screen and (max-width: 800px) { #ad_area { display:none; } }  /* #select-panel-open, #search-panel-open, #crosswind-panel-open, #distance-panel-open */ @media only screen and (max-width: 540px) , screen and (max-height: 800px) { #crosswind-panel-open{ font-size:1.0rem; }  #myCanvas{width:18.75em;} #crossInnerDiv{	width:20em;	} #crossX{margin:0.25em;	} #crossOuterDiv{width:20em;} #crosswind-panel-open {	width:20em;} .crosswindlabel , .crosswindinput, .crosswindinput2 {font-size:1.0em;} #cw_text{font-size:0.6rem;}  }   @media only screen and (max-width: 430px){ #select-panel-open,  #distance-panel-open, #search-panel-open, #tools-panel-open, #crosswind-panel-open  { left: 1px; }   #distance-panel-open{font-size:0.84rem;} #select-panel-open{font-size:0.84rem;} #search-panel-open{font-size:0.84rem;}        }   @media only screen and (max-width: 340px){ #select-panel-open,  #distance-panel-open, #search-panel-open, #tools-panel-open, #crosswind-panel-open  { left: 1px; }   #distance-panel-open{font-size:0.7rem;} #select-panel-open{font-size:0.7rem;} #search-panel-open{font-size:0.7rem;}   nav{ font-size:0.7rem; } nav a { width: 80px; }    #myCanvas{width:16.25em;} #crossInnerDiv{	width:17.5em;	} #crossX{margin:0.25em;	} #crossOuterDiv{width:17.5em;} #crosswind-panel-open {	width:17.5em;} .crosswindlabel , .crosswindinput, .crosswindinput2 {font-size:0.8em;} #cw_text{font-size:0.6rem;}  #tools-panel-open { width: 18em;}  }