更改

     border-bottom: none !important;

     border-bottom: none !important;

     background-image: url(http://ec2-3-92-244-220.compute-1.amazonaws.com/wiki/%E6%96%87%E4%BB%B6:Underline_yellow.svg);

     background-image: url(http://ec2-3-92-244-220.compute-1.amazonaws.com/w/images/b/bd/Underline_yellow.svg);

    padding-bottom: 6px;

     color: #27d1f4;

     color: #27d1f4;

}

}

body h3 {

body h3 {