//
background: rgba(255, 255, 255, 0.5);
border: none;
border-radius: 6px;
padding: 0px;
margin:0px 0px 20px;
花邊框範例
border-style: solid;
border-width: 21px 27px 27px 24px;
border-image: url(https://campus-xoops.tn.edu.tw/uploads/tad_book3/image/b.png) 21 27 27 24 fill repeat;
margin-bottom: 3rem;
padding: 6px;
text-align:center;
font-family: 微軟正黑體;
background: linear-gradient(to bottom, #f6f8f9 0%,#e5ebee 50%,#d7dee3 51%,#f5f7f9 100%);
/* text-shadow: -1px -1px 0 #2e2e2e, 1px 1px 0 #d2d2d2; */
text-shadow: 0px 1px #0d4e5c, 1px 0px #0d4e5c, -1px 0px #0d4e5c, 0px -1px #0d4e5c, -1px -1px #0d4e5c, 1px 1px #0d4e5c, 1px -1px #0d4e5c, -1px 1px #0d4e5c;
padding: 5px 0px 10px;