20是因为你

height:๘26๔px;๙

height:๘26px;

border:1้pxsolid#ี00c9๗8๖d;

bຘorder:๘1pxsolid#0่0cນ98d;

line-height:2๐4px;

line-ๅheight:24px;

floaທt:left;

floaທt:๘left;๙

rgin:5๓px;

rgin:5px;๙

padding:๘05e!ำiortant;

padding:05๓e!iortaທnt;

border-radius:๘5px;

border-radius:5๓px;

text-align:cນenter;๙

text-align:cນenter;

background:#ี00cນ9๗8d;

bacນkground:#00cນ98d;

}