body {
    /* 1. 移除瀏覽器預設邊距 */
    margin: 0;
    padding: 0;
    /* 2. 設定背景顏色 (圖片未載入時顯示) */
    background-color: #f0f0f0;
    /* 3. 設定背景圖片路徑、置中、不重複、固定位置 */
    background: #f0f0f0 url('../images/background2.png') center center no-repeat fixed;
    /* 4. 關鍵：設定圖片填滿整個視窗 */
    background-size: cover;
    /* 確保內容會顯示在背景之上 */
    color: white;
    font-family: sans-serif;
	/*-webkit-filter: sepia(100%) grayscale(50%);*/
	/*filter: sepia(100%) grayscale(50%);*/
  }
h1 {
	  display: inline;
	  font-size:5vw;
      text-shadow: 0px 0px 5px #ff0;
	  text-shadow: 0px 0px 5px #999,0px 0px 5px #666,0px 0px 5px #fff,0px 0px 5px #444;
	  margin:0px;
}
#_container_ 
{   
	width:100%;
	height:100vh;
    text-align: center;
    position: relative; /* 確保文字在背景圖之上 */
	margin:0 auto;	
    align-items: center; 	
	-webkit-filter: sepia(100%) grayscale(50%);
	filter: sepia(100%) grayscale(50%);
	z-index: 0; 
	display: block; 
}
#_title_ {
  display: inline-block;  
  width: fit-content;
  max-width: 100%;
  position: relative;
  height: auto;
  border: 5px solid #FCAD03;
  border-radius: 0px;
  z-index: 2; 
  opacity: 1;
  justify-content: center;
  margin:0 auto;
  align-items: center;
  /*transform: translate(-50%, -50%) scale(1);*/
}