.banner {
    
    background-position: center center;
    background-size: cover;
    height: 10px;
    margin-top: 3.5rem;
}

body{
    font-family: Microsoft JhengHei;
    background-image: url("../images/背景9.webp");
    height:  100%;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}


.row img{
    
    width: 800px;
    height: 350px;
}

.stext{

    color: rgb(0, 183, 255);
    font-size: 50px;
}

.sstext{
    color: #000;
    font-size: 30px;
}

.col-lg{

      border:solid 3px rgba(104, 110, 112, 0.623);
      margin: 2px;
      background: transparent;  /*將圖片背景透明*/
}

footer{
    background: linear-gradient(#3869dd1c, #86d3f157,  #79ebd27e); /*背景漸成*/
    color: black; 
    height: 60px;  /*區塊高度*/
    font-size: 20px; /*字體大小*/
    display: flex; 
    justify-content: center;
    align-items: center;
    position: fixed;
    bottom: 0;              /* 固定在視窗底部 */
    width: 100%;          /* 寬度設為100% */
}