resize: none;/*设置多行文本框，不能拓展大小*/

#span

{

    display: block;

    border: 1px solid RGB(169,169,169);

/*    span标签边框的宽度和颜色设置*/

    width: 148px;

    height: 45px;

    position: relative;

    right: -949px;

    top:-50px;

    text-align: center;

    line-height: 45px;

    font-size: 30px;

    background-color:rgba(154,154,154,0.49);

    border-bottom-right-radius: 10px;/*    文本框的角的弯曲度*/

/*    border-bottom-left-radius: 10px;*/

/*    border-top-left-radius: 10px;*/

    border-top-right-radius: 10px;

}

resize: none;/*设置多行文本框，不能拓展大小*/

#span

{

    display: block;

    border: 1px solid RGB(169,169,169);

/*    span标签边框的宽度和颜色设置*/

    width: 148px;

    height: 45px;

    position: relative;

    right: -949px;

    top:-50px;

    text-align: center;

    line-height: 45px;

    font-size: 30px;

    background-color:rgba(154,154,154,0.49);

    border-bottom-right-radius: 10px;/*    文本框的角的弯曲度*/

/*    border-bottom-left-radius: 10px;*/

/*    border-top-left-radius: 10px;*/

    border-top-right-radius: 10px;

}