.test-card{border-radius:15px;border:1px solid #efefef;overflow:hidden;height:180px;text-align:center}.test-card .title{color:#fff;text-shadow:#000 0 0 5px;line-height:180px;font-size:25px}.color-item{height:100%;background:url(https://lovekard-publicread.oss-cn-beijing.aliyuncs.com/image/color/design/bg.png) no-repeat 50%;background-size:cover}