@media only screen and (max-width: 479px) {
.QintroR{
	width: calc(100% - 4% - 2%);
	margin: 1px 0 1px 1%;		
}    
.Q_title{
	width: calc(100% - 4% - 2%);
	font-size: 110%;
	left:-1%;
}    
}    
@media only screen and (min-width: 480px) {
.QintroR{
	width: calc(100% - 4% - 2%);
	margin: 1px 0 1px 2%;	
}    
.Q_title{
	width: calc(100% - 4% - 2%);
	font-size: 110%;
	left:-2%;
}      
}
@media only screen and (min-width: 768px) {
}    
@media only screen and (min-width: 1024px) {
.QintroR{
	width: calc(100% - 4% - 7%);
	margin: 1px 0 1px 6%;	    	
}    
.Q_title{
	width: calc(100%);
	font-size: 110%;
	left:-7%;
}     
}    
@media only screen and (min-width: 1280px) {
.QintroR{
	width: calc(100% - 4% - 12%);
	margin: 1px 0 1px 9.5%;	
}    
.Q_title{
	width: calc(100%);
	font-size: 110%;
	left:-8.5%;
}     
}    
@media only screen and (min-width: 1680px) {
.QintroR{
	width: calc(100% - 4% - 12%);
	margin: 1px 0 1px 9.5%;	
}    
.Q_title{
	width: calc(100% - 15%);
	font-size: 110%;
	left:-8.5%;
}   
}    
@media only screen and (min-width: 1920px) {
    

}
#QAlist {
  overflow: hidden; /* 觸發 BFC，讓父容器包含浮動/動態內容 */
  /* 或使用： */
  display: flow-root; /* 現代瀏覽器推薦，專為包含浮動設計 */
}
.Q_title{
    position: relative; /* 讓 top 屬性生效 */
    color: #213700;
    letter-spacing: 1px;
    border-bottom: 0px solid #000; /* 黑色底線，1px 寬度 */
    background-color: rgba(65,92,0,0.19);
    border-radius: 10px;
    line-height: 25px;
	padding: 10px 2% 10px 2%;       
    z-index: 1;
    cursor: pointer;
    transition: all 0.3s ease; /* 讓 top 和 background-color 都有動畫 */    
}
.QintroR{
    position: relative;
    clear: both;
    float: left;
    display: block;
    line-height: 30px;
    letter-spacing: 1px;
    font-size: 110%;
    background-color: rgba(255,255,255,0.06);
    padding: 0 2%;
    word-break: normal;
	*height : 1%;
}
.QintroR .QAInto {
  margin: 10px;
  display: none;    
}