请问个html的css样式的问题?

Question

.btn {
font-family: "宋体";
font-size: 9pt;
color: #333333;
background-color: #eeeeee;
cursor: hand;
padding:1px;
height:19px;
border-top: 1px solid #FFFFFF;
border-right:1px solid #666666;
border-left: 1px solid #FFFFFF;
}
第一:cursor:hand;什么意思?
第二:border-top:1px solid #ffffff;
这个1px solid #ffffff什么意思? solid什么意思?

.bd {
border: thin groove #E7E7E7;
}
这里的groove啥意思?
为什么不是写成border:thin;groove:#e7e7e7;
border:thin groove #e7e7e7;一整句连起来解释一下.

Answer 1

cursor:hand 鼠标指针定义为手型。
1px solid #ffffff 一个象素的固定纯白色边框
solid 固定边框
groove 凹边
为什么不是写成border:thin;groove:#e7e7e7; 因为这是把边框属性连起来一起定义。
border:thin groove #e7e7e7;一整句连起来解释一下. 凹形窄边框颜色代码为e7e7e7。

Answer 2

sStyle String that specifies one of the following values: none Border is not drawn, regardless of any border-width.
dotted Border is a dotted line on the Macintosh platform as of Internet Explorer 4.01, and a solid line on the Windows and Unix platforms.
dashed Border is a dashed line on the Macintosh platform as of Internet Explorer 4.01, and a solid line on the Windows and Unix platforms.
solid Border is a solid line.
double Border is a double line drawn on top of the background of the object. The sum of the two single lines and the space between equals the border-width value. The border width must be at least 3 pixels wide to draw a double border.
groove 3-D groove is drawn in colors based on the value.
ridge 3-D ridge is drawn in colors based on the value.
inset 3-D inset is drawn in colors based on the value.
outset 3-D outset is drawn in colors based on the value.