直接上代码吧，

.table-view{-fx-font-size: 16;    修改表格字体的大小
}
表头的背景设置
.table-view  .column-header-background {-fx-background-color: #DBDBDB; 
}
表头设置
.table-view .column-header{-fx-border-color:#ffffff;    -fx-border-width:0 1 0 0;     这个是为了解决默认的边框-fx-alignment: center;-fx-pref-height: 46;    高度设置
}
/*表格内容区域*/
.table-view .placeholder {-fx-background-color: transparent;  
}/*表格列*/
.table-column {-fx-pref-height: 60;-fx-background-color: transparent;-fx-alignment: center;}/*表格内容区域每行的样式*/
.table-row-cell {-fx-background-color: #ffffff;
}.table-row-cell:odd {-fx-background-color: #E9F3FF;
}.table-row-cell .table-cell {  -fx-border-width: 1px;  
}  .table-row-cell:selected{-fx-text-fill: black;-fx-background-color: #007FE1;
}