body, html {height: 100%;margin: 0;padding: 0;}
img {
    height: auto;
    max-width: 100%;
    border: none;
    outline: none;
    transition: all 0.2s ease 0s;
    -moz-transition: all 0.2s ease 0s;
    -webkit-transition: all 0.2s ease 0s;
    -o-transition: all 0.2s ease 0s;
}
/* 行動版面: 480px 以下。 */
@media only screen and (max-width: 480px) {
.parallax_bg {overflow: hidden;position: relative;height: 41%;}
.parallax {position: relative;margin-top:25px;}
.main-title{position:absolute;z-index:3;width:80%;top:50%; padding-left:10%; padding-right:10%;color:#fff;}
.main-title h3{font-size:32px; margin-bottom:26px; font-family:"Courier New"}
.main-title h4{font-size:16px;line-height:26px; letter-spacing:2px}
}

/* 表格版面: 481px 到 767px。樣式繼承自: 行動版面。 */
@media only screen and (min-width: 481px) {
.parallax_bg {overflow: hidden;position: relative;height: 100%;}
.parallax {position: relative;}
.main-title{position:absolute;z-index:3;width:350px;top:50%; padding-left:15%;padding-right:0;color:#fff;}
.main-title h3{font-size:40px; margin-bottom:26px; font-family:"Courier New"}
.main-title h4{font-size:16px;line-height:28px; letter-spacing:2px}
}

/* 表格版面: 768px 到 980px。樣式繼承自: 行動版面。 */
@media only screen and (min-width: 768px) {
.parallax_bg {overflow: hidden;position: relative;height: 45%;}
.parallax {position: relative;}
.main-title{position:absolute;z-index:3;width:350px;top:50%; padding-left:15%;padding-right:0;color:#fff;}
.main-title h3{font-size:40px; margin-bottom:26px; font-family:"Courier New"}
.main-title h4{font-size:16px;line-height:28px; letter-spacing:2px}
}

/* 表格版面: 981px 到 1280px。樣式繼承自: 行動版面。 */
@media only screen and (min-width: 981px) {
.parallax_bg {overflow: hidden;position: relative;height: 75%;}
.parallax {position: relative;}
.main-title{position:absolute;z-index:3;width:350px;top:50%; padding-left:15%;padding-right:0;color:#fff;}
.main-title h3{font-size:40px; margin-bottom:26px; font-family:"Courier New"}
.main-title h4{font-size:16px;line-height:28px; letter-spacing:2px}
}

/* 桌面版面: 1281px 到最大 1824px。樣式繼承自: 行動版面和表格版面。 */
@media only screen and (min-width: 1281px) {
.parallax_bg {overflow: hidden;position: relative;height: 69%;}
.parallax {position: relative;margin-top:-270px;}
.main-title{position:absolute;z-index:3;width:350px;top:65%; padding-left:15%;padding-right:0;color:#fff;}
.main-title h3{font-size:40px; margin-bottom:26px; font-family:"Courier New"}
.main-title h4{font-size:16px;line-height:28px; letter-spacing:2px}
}