• 2022-06-09
    以下语法格式正确的是()。
    A: input:disabled{background:red;}
    B: input:enable{background:green;}
    C: input:checked{background:green;}
    D: input:selected{background:red;}
  • A,C

    内容

    • 0

      下列哪项是正确的线性渐变的写法?( ) A: background:linear-gradient(red,blue); B: background:linear-gradient(45deg,red,blue); C: background-image:linear-gradient(red,blue); D: background-image:linear-gradient(45deg,red,blue);

    • 1

      应用jQuery,要想实现:鼠标离开div时,将其背景颜色设置成红色,下列实现正确的是()<;div id="box">;jQuery事件<;/div>; A: $(".box").mouseover(function(){$(this).css("background","red");}); B: $(" C: box").mouseout(function(){$(this).css("background","red");}); D: $(" E: box").bind("mouseout",function(){$(this).css("background","red");}); F: $(".box").mouseout("bind",function(){$(this).css("background","red");});

    • 2

      样式表定义 .outer{ background:red; } 表示

    • 3

      St. George Cross (The red cross on the white background) represents___________.

    • 4

      以下语法正确的有() A: background-color:top B: text-align:middle C: background:centercenter D: background:10px10px