Regarding css

/* Default CSS Stylesheet for a new Web Application project */
hi these are the my css it will work fine in Internet explorer but not in Mozilla

what is the problem
.BODY_H_L
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 11px;
color: black;
background-color: #F7F7F7;


}
.BODYL_TO_H
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 11px;
color: black;
background-color: #F7F7F7;
}
.BODY_BG_COLOR
{
font-family: Verdana, Arial, Helvetica, sans-serif;
color: black;
background-color: White;
font-size: 11px;
}

input
{
font-family: Verdana, Arial, Helvetica, sans-serif;
}
textarea
{
font-family: Verdana, Arial, Helvetica, sans-serif;
}
div
{
font-family: Verdana, Arial, Helvetica, sans-serif;
}
span
{
font-family: Verdana, Arial, Helvetica, sans-serif;
}
td
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 11px;
word-break: break-all;

}
a
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 11px;
}
select
{
font-family: Verdana, Arial, Helvetica, sans-serif;
}
.HideField
{
visibility: hidden;
}
.HideTable
{
display: none;
visibility: hidden;
}
.Displaycaption
{
font-family: Verdana, Arial, Helvetica, sans-serif;
color: Blue;
}

.InActiveItem
{
font-weight: bold;
font-size: 11px;
color: red;
font-family: Verdana, Arial, Helvetica, sans-serif;
}

.SearchField
{
border-right: silver thin solid;
border-top: silver thin solid;
border-left: silver thin solid;
border-bottom: silver thin solid;
font-family: Verdana, Arial, Helvetica, sans-serif;
}

.lstSelectedItemStyle
{
font-weight: bold;
font-size: 10px;
color: black;
font-family: Verdana, Arial, Helvetica, sans-serif;
background-color: lightyellow;
}
.lstAlternatingItemStyle
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 10px;
background-color: #F7F7F7;
word-break: break-all;

}
.lstItemStyle
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 10px;
color: Black;
background-color: #e8e8e8;
word-break: break-all;

}
.lstFooterStyle
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 11px;
color: black;
background-color: #c8c8c8;
}
.lstHeaderStyle
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 11px;
color: black;
background-color: #c8c8c8;
}
A.lstHlnk:link
{
font-size: 11px;
font-family: Verdana, Arial, Tahoma;
text-decoration: underline;
color: Blue;

}
A.lstHlnk:visited
{
font-size: 11px;
color: dimgray;
font-family: Verdana, Arial, Tahoma;
text-decoration: underline;
}

A.lstHlnk:hover
{
font-size: 11px;
color: blue;
font-family: Verdana, Arial, Tahoma;
text-decoration: underline;
font-weight: bold;
}

.PageNavgButton
{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-weight: bold;
border-style: groove;
color: black;
background-color: #c8c8c8;
}

.MinderHeader
{
background-color: #F7F7F7;
}

.MenuItem
{
color: #000000;
font-family: Tahoma, Arial, Helvetica;
font-size: 11px;
font-weight: bold;
}
A.MenuItem:link
{
color: #006699;
font-family: Tahoma, Arial, Helvetica;
font-size: 11px;
font-weight: bold;
}

A.MenuItem:visited
{
color: #006699;
font-family: Tahoma, Arial, Helvetica;
font-size: 11px;
font-weight: bold;
}

A.MenuItem:hover
{
color: #000000;
font-family: Tahoma, Arial, Helvetica;
font-size: 11px;
font-weight: bold;
text-decoration: none;
}
.lblTitle
{
font-family: Verdana, Arial, Helvetica, sans-serif;
color: #000066;
}
.AppHeader
{
font-family: Verdana, Arial, Helvetica, sans-serif;
background-color: #F7F7F7;
}

.MainTable
{
border-color: #666666;
border-width: thin;
border-style: solid;
}
.MainSubTable
{
border-color: #999999;
border-width: thin;
border-style: solid;
}
.CustomTable
{
background-color: #999999;
}
.CustomTable2
{
background-color: #cccccc;
border-color: #cccccc;
}
.CustomTable3
{
background-color: #ffffff;
}
.CustomTR
{
background-color: #cccccc;
}

.HighlightTD1
{
background-color: #DDDDDD;
}


.TableTitleGradient
{
border-color: #999999;
border-style: solid;
background-color: #F7F7F7;
}

.TableClientArea
{
font-family: Verdana, Arial, Helvetica, sans-serif;
background-color: #F7F7F7;
}
.TrGradient
{
background-color: #F7F7F7;
}

.TDGradient
{
background-color: #F7F7F7;
color: #000000;
font-weight: bold;
}
.TDGradient2
{
background-color: #E1E1E1;
color: #000000;
font-weight:bold;
}
.FldTitle
{
font-size: x-small;
font-family: Verdana, Arial, Helvetica, sans-serif;
color: #333333;
}
.FldTitle2
{
font-family: Verdana, Arial, Helvetica, sans-serif;
color: Black;
background-color: #E8E8E8;
}
.FldTitleWBG
{
background-color: #f0f0f0;
font-family: Verdana, Arial, Helvetica, sans-serif;
}

.FldValue
{
font-family: Verdana, Arial, Helvetica, sans-serif;
color: #666666;
word-break: break-all;


}


.ButtonFace
{
border-right: silver thin outset;
border-top: silver thin outset;
font-size: xx-small;
border-left: silver thin outset;
color: black;
border-bottom: silver thin outset;
font-family: verdana;
background-color: darkgray;
height: 31px;
width: 74px;
}


A:link
{
font-size: 7pt;
font-family: Verdana, Arial, Tahoma;
text-decoration: none;
color: #666666;
}
A:visited
{
font-size: 7pt;
color: dimgray;
font-family: Verdana, Arial, Tahoma;
text-decoration: none;
}

A:hover
{
font-size: 7pt;
color: blue;
font-family: Verdana, Arial, Tahoma;
text-decoration: underline;
}


IMG
{
border: 0;
padding: 0 0 0 0;
border-width: 0;

margin: 0 0 0 0;
}


.list_collapse
{
position: absolute;

width: 200px;
height: 30px;
overflow-y: scroll;
border: 1px solid #666;

text-align: left;
display:block;
}

.list_expand
{
height: 50px;
border: 1px solid #666;
overflow-y: scroll;
}

.dsitems
{


border-color:#E7E7FF;
background-color:White;


}

 

what doesn't work?