免費配色工具推薦 - 元伸網頁設計

.container{width: 900px;} .v-text-underline{ display: inline-block;} .v-text-underline:after { position: relative; z-index: -1; bottom: 4px; left: 0; right: 0; content: ""; display: block; border-bottom: 4px solid #FFBF00; }