*,html{}body,table,td{font-size:16px;font-family:"Trebuchet MS", "Helvetica", "Arial", "Verdana", "sans-serif";color:#333;scroll-margin-top:45px!important}body{background-image:url("images/wtbg.jpg");background-position:0 42px;background-attachment:fixed}div,h1,h2,h3,select,span{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}h1,h2,h3{color:#44A}fieldset{text-align:center;color:#555}div.wh_header{position:fixed;top:0;left:0;right:0;height:42px;padding:8px;background-color:#EEF;text-align:center;z-index:1000}div.wh_contents{max-width:1000px;margin:5px auto;padding:0 15px 10px;background-color:rgba(250,255,250,0.8);overflow-y:scroll;scroll-behavior:smooth !important}.button{display:inline-block;width:36px;height:36px;margin:0 3px;padding:2px 0 0;border:1px solid #AAAAAA;border-top-color:rgb(170, 170, 170);border-top-style:solid;border-top-width:1px;border-right-color:rgb(170, 170, 170);border-right-style:solid;border-right-width:1px;border-bottom-color:rgb(170, 170, 170);border-bottom-style:solid;border-bottom-width:1px;border-left-color:rgb(170, 170, 170);border-left-style:solid;border-left-width:1px;border-radius:4px;background-color:#EEEEEE;background-image:linear-gradient(to top, #F0F0F0 20%, #E0E0E0 40%, #F8F8F8 60%, #FFFFFF 90%);background-position:center;background-repeat:no-repeat;box-shadow:rgba(0, 0, 0, 0.4) 1px 1px 2px;opacity:0.8;overflow:hidden;cursor:pointer;text-align:center;white-space:nowrap;font-size:18px;line-height:31px;font-family:Arial,sans-serif;user-select:none}.button.mode{width:110px;height:26px;font-size:14px;line-height:22px;color:#555}.button.down{border-top:1px solid #909090;border-left:1px solid #909090;border-bottom:1px solid #BBB;border-right:1px solid #BBB;box-shadow:inset rgba(130,220,255,0.3) -4px -4px 40px;opacity:1.0}.button:hover{border-top:1px solid #909090;border-left:1px solid #909090;border-bottom:1px solid #BBB;border-right:1px solid #BBB;box-shadow:rgba(0, 0, 0, 0.4) 1px 1px 2px;opacity:1.0}.button.down:hover{border-top:1px solid #A0A0A0;border-left:1px solid #A0A0A0;border-bottom:1px solid #CCC;border-right:1px solid #CCC;box-shadow:inset rgba(180,240,255,0.4) -4px -4px 40px;opacity:1.0;color:#222}div.wt_help_search{position:fixed;top:10px;right:16px;z-index:1001;color:#777;background-color:white}input.wt_help_search{width:280px;height:24px;margin:0;border-width:1px;border-radius:3px;padding-left:5px;background:url("images/search.png") no-repeat scroll 0 0px, #EEF;padding-left:22px}input.wt_help_search:focus,input.wt_help_search:hover{background:url("images/search_focused.png") no-repeat scroll 0 0px, #FFF}hr{margin:20px 0 48px}h1::before,h2::before,h3::before{content:"";display:inline-block;background:url("images/windtrax.ico") no-repeat;width:32px;height:32px;margin:6px 6px -6px 0}h1::before{margin:2px 6px -2px 0}span.avg{text-decoration:overline;font-style:italic}p.ind{text-indent:30px}a.toc{text-decoration:none}a.button{text-decoration:none;display:inline;width:auto;padding:3px 8px;color:#333}a.button:active{border-top:1px solid #A0A0A0;border-left:1px solid #A0A0A0;border-bottom:1px solid #CCC;border-right:1px solid #CCC;box-shadow:inset rgba(180,240,255,0.4) -4px -4px 40px;opacity:1.0;color:#222}