body,p,h1,h2,h3,h4,h5,h6,ul,ol,dl,li,dt,dd{
    /* 默认有边距，都要清除 */
    margin: 0;
    padding: 0;
    /*字体设置*/
    /* font-size: 14px; */
    font-family: "Microsoft Yahei",sans-serif;
    color: #434343;
    /* 去掉列表的原点 */
    list-style: none;
    /* 默认鼠标 */
    cursor: default;
}

/*可选*/
html,body{
    width: 100%;
    height: 100%;
   
}

/*行内块元素*/
input,img{
    margin: 0;
    padding: 0;
    border: 0 none;
    outline-style: none;
    vertical-align: bottom; 
}

/*行内元素*/
a,a:active,a:visited{
    /*下划线和颜色*/
    text-decoration: none;
    color: #000;
}

a:hover{
    color:#000;
}

textarea{
    /* 边框清零 */
    border:none;
    /* 轮廓线清零 */
    outline: none;
    /* 防止文本域被随意拖拽 */
    resize: none;
}

i{
    /*文字样式*/
    font-style: normal; 
}

table{
    /*边框合并*/
    border-collapse:collapse;
    border-spacing:0;
}


/* 使用伪元素清除浮动 */
.clearfix::before,
.clearfix::after{
    content:"";
    height: 0;
    line-height: 0;
    display: block;
    visibility: none;
    clear: both;
}

.clearfix {
    *zoom: 1;
}
.hidden{
    display: none;
}
.show{
    display: block;
}

select{
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    border: 0 none;
  }
  .empty{
    color: #999;
    font-size: 20px;
    margin: 40px auto;
  }