📅  最后修改于: 2022-03-11 14:47:26.332000             🧑  作者: Mango
h2:before{
content: '';
background-image: url(../img/img.svg);
background-size: 32px 32px;
display: inline-block;
width: 32px;
height: 32px;
background-repeat: no-repeat;
padding: 0 7px;
}