body,
html {
    width: 100%;
    margin: 0;
    padding: 0;
}


/*全部*/

.all {
    width: 100%;
    height: auto;
    position: relative;
    overflow: hidden;
}

.all::before {
    content: "";
    position: fixed;
    width: 100%;
    height: 100vh;
    top: 0;
    left: 0;
    z-index: -1;
    background-image: url(../img/03/bg.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}

.main1 {
    width: 100%;
    position: relative;
    margin: 0;
}

.main1-title {
    width: 79%;
    font-family: 'Noto Serif TC', serif;
    color: #000000;
    padding: 9vw 0 0 0;
    margin: 0 auto 8.5vw auto;
    position: relative;
}

.main1-title h1 {
    position: relative;
    margin: 0 0 0.8vw 0;
    font-weight: 600;
    font-size: 0.91vw;
    text-align: center;
    letter-spacing: 0.3vw;
}

.main1-title h1::after {
    content: "";
    width: 3.8vw;
    height: 3px;
    position: absolute;
    top: -0.6vw;
    left: 50%;
    transform: translate(-50%);
    background-color: #f5b145;
}

.main1-title h2 {
    position: relative;
    margin: 0 0 0.7vw 0;
    font-weight: 600;
    font-size: 1.5vw;
    text-align: center;
    letter-spacing: 0.3vw;
}

.main1-title h4 {
    position: relative;
    margin: 0;
    line-height: 1.5vw;
    font-weight: normal;
    font-size: 0.9vw;
    letter-spacing: 0.13vw;
    text-align: center;
}

.main1-eng {
    height: 18vw;
    font-family: 'Noto Serif TC', serif;
    color: rgba(0, 0, 0, 0.20);
    position: absolute;
    right: 3.1vw;
    top: 17vw;
    line-height: 3.5vw;
    font-size: 2.5vw;
    letter-spacing: 0.5vw;
    -ms-writing-mode: tb-lr !important;
    -webkit-writing-mode: vertical-lr !important;
    -moz-writing-mode: vertical-lr !important;
    -ms-writing-mode: vertical-lr !important;
    writing-mode: vertical-lr !important;
    animation: main1-eng 1s ease;
    animation-fill-mode: forwards;
    animation-delay: 1.5s;
    opacity: 0;
}

@keyframes main1-eng {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.banner {
    width: 47vw;
    height: auto;
    position: relative;
    margin: 0 auto 0 17vw;
    cursor: pointer;
}

.swiper-container {
    overflow: visible;
}

.swiper-container .swiper-slide {
    height: 28.3vw;
}

.swiper-container .swiper-slide a {
    width: 100%;
    height: 100%;
    display: block;
}

.swiper-container .swiper-slide a img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner .swiper-pagination {
    width: fit-content;
    position: absolute;
    left: auto;
    right: -2vw;
    bottom: 0;
}

.swiper-pagination-bullet {
    background-image: url(../img/01-open/dot2.png);
    display: inline-block;
    background-repeat: no-repeat;
    background-size: contain;
    width: 0.75vw;
    height: 0.75vw;
    margin-top: 0.8vw !important;
    opacity: 1;
    border: none;
    background-color: transparent;
    border-radius: 0;
    display: block;
}

.swiper-pagination-bullet-active {
    background-image: url(../img/01-open/dot1.png);
    background-color: transparent;
}

.pic-txt {
    position: absolute;
    right: 0.5vw;
    bottom: 0.5vw;
    color: #fff;
    font-family: 'Noto Serif TC', serif;
    font-size: 0.7vw;
    letter-spacing: 0.1vw;
    font-weight: 500;
}

.main1-txt {
    width: 18vw;
    position: absolute;
    left: 50.5vw;
    bottom: 0vw;
    color: #000000;
    font-family: 'Noto Serif TC', serif;
}

.main1-txt h2 {
    font-size: 0.8vw;
    letter-spacing: 0.3vw;
    margin: 0 0 0.2vw 0;
    font-weight: normal;
}

.main1-txt h4 {
    font-size: 1.5vw;
    letter-spacing: 0.25vw;
    margin: 0;
    font-weight: 600;
    line-height: 2vw;
}

.main1-txt h5 {
    font-size: 0.86vw;
    letter-spacing: 0.18vw;
    margin: 0.05vw 0 0 0;
    font-weight: normal;
}

.main1-txt h6 {
    font-size: 0.72vw;
    letter-spacing: 0.18vw;
    margin: 1vw 0 0 0;
    font-weight: normal;
}

.main1-arrow {
    width: 3.2vw !important;
    height: 0.26vw !important;
    position: relative;
    overflow: hidden;
    margin: 1vw 0 0 0;
}

.main1-arrow-ani {
    width: 100%;
    height: 100%;
    position: absolute;
    right: 0;
    top: 0;
    background-image: url(../img/03/arrow.png);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    transition: all 0.5s ease;
}

.banner:hover .main1-arrow-ani {
    animation: main1-arrow-ani 1.5s ease-in-out;
    animation-fill-mode: forwards;
}

@keyframes main1-arrow-ani {
    0% {
        right: 0;
    }
    50% {
        right: -100%;
    }
    51% {
        right: 100%;
    }
    100% {
        right: 0;
    }
}

.main1-pic1 {
    width: 72vw;
    position: absolute;
    right: 0;
    top: 0;
}

.main1-pic2 {
    width: 11vw;
    position: absolute;
    left: 0;
    top: 39vw;
}

.main1-pic3 {
    width: 7.5vw;
    position: absolute;
    right: 0;
    top: 39vw;
}

.main1-line {
    width: 1px;
    height: 0;
    position: absolute;
    right: 5vw;
    top: 0;
    background-color: #000;
    animation: main1-line 1s ease;
    animation-fill-mode: forwards;
    animation-delay: 0.5s;
}

@keyframes main1-line {
    0% {
        height: 0;
    }
    100% {
        height: 16vw;
    }
}

.mouse {
    width: 0.9vw;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    animation: mouse 0.6s infinite alternate;
    transition-timing-function: ease-out;
}

@keyframes mouse {
    0% {
        top: 17vw;
    }
    100% {
        top: 18vw;
    }
}

.left-menu {
    position: fixed;
    left: 2.5vw;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'Noto Serif TC', serif;
    color: #000;
    font-size: 0.7vw;
    letter-spacing: 0.1vw;
    z-index: 1;
}

.left-menu-li {
    position: relative;
    margin: 0 0 3vw 0;
    display: block;
    color: #000;
}

.left-menu-line {
    width: 1px;
    height: 3vw;
    position: absolute;
    left: 0.15vw;
    top: 1.02vw;
    background-color: #000;
    transition: all 0.5s linear;
}

.line2 {
    top: 5vw;
}

.line2::after {
    content: "";
    width: 0.5vw;
    height: 1px;
    background-color: #000;
    position: absolute;
    left: -0.25vw;
    bottom: 0;
}

.left-menu-line-active {
    background-color: #f5b145;
}

.main2 {
    width: 100%;
    position: relative;
    margin: 0;
}

.main2-box {
    width: 19vw;
    height: 6.5vw;
    position: absolute;
    right: 0;
    top: -2.5vw;
    background-color: #f5b145;
    opacity: 0.4;
}

.main2-box2 {
    width: 9.5vw;
    height: 13.5vw;
    position: absolute;
    left: 0;
    bottom: -2vw;
    background-color: #f5b145;
    opacity: 0.4;
}

.main2-eng {
    font-family: 'Noto Serif TC', serif;
    color: rgba(0, 0, 0, 0.20);
    position: relative;
    margin: 9vw 0 7vw 13vw;
    line-height: 3vw;
    font-size: 2.5vw;
    letter-spacing: 0.5vw;
    opacity: 0;
}

.main2-eng-ani {
    animation: main2-eng 1s ease;
    animation-fill-mode: forwards;
    animation-delay: 1s;
    opacity: 0;
}

@keyframes main2-eng {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.main2-line {
    width: 0;
    height: 1px;
    position: absolute;
    right: 0;
    top: 1.9vw;
    background-color: #000;
}

.main2-line-ani {
    animation: main2-line 1s ease;
    animation-fill-mode: forwards;
}

@keyframes main2-line {
    0% {
        width: 0;
    }
    100% {
        width: 73.5vw;
    }
}

.main2-content {
    width: 73%;
    position: relative;
    margin: 0 auto;
    padding: 0 0 15vw 0;
}

.main2-content::after {
    content: "";
    clear: both;
    display: block;
}

.content-li {
    width: 35.5%;
    margin: 0 0 0 64.5%;
    position: relative;
    cursor: pointer;
    display: block;
}

.l {
    margin: -15vw 0 -15vw 0;
}

.img {
    width: 100%;
    height: 15.8vw;
    position: relative;
    margin: 0;
}

.img-li {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    overflow: hidden;
    transition: all 2s ease;
}

.img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 2s ease;
}

.content-li:hover .img img {
    transform: scale(1.07);
}

.mask {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    background-color: rgba(0, 0, 0, 0.55);
    transition: all 2s ease;
}

.content-li:hover .mask {
    animation: mask 0.5s ease;
    animation-fill-mode: forwards;
}

@keyframes mask {
    0% {
        opacity: 1;
        height: 100%;
    }
    100% {
        opacity: 0;
        height: 0;
    }
}

.main2-txt {
    width: 11vw;
    position: absolute;
    right: 26.5vw;
    bottom: 0;
    color: #000000;
    font-family: 'Noto Serif TC', serif;
    text-align: right;
}

.l .main2-txt {
    right: auto;
    left: 26.5vw;
    text-align: left;
}

.main2-txt h2 {
    font-size: 0.8vw;
    letter-spacing: 0.3vw;
    margin: 0 0 0.2vw 0;
    font-weight: normal;
}

.main2-txt h4 {
    font-size: 1.5vw;
    letter-spacing: 0.25vw;
    margin: 0;
    font-weight: 600;
    line-height: 2vw;
}

.main2-txt h5 {
    font-size: 0.86vw;
    letter-spacing: 0.18vw;
    margin: 0.05vw 0 0 0;
    font-weight: normal;
}

.main2-txt2 {
    width: 79%;
    min-height: 14vw;
    position: relative;
    margin: 0.5vw 0 0.5vw 0;
    color: #000000;
    font-family: 'Noto Serif TC', serif;
    font-weight: normal;
    font-size: 0.72vw;
    letter-spacing: 0.18vw;
    text-align: justify;
    text-justify: inter-ideograph;
}

.main2-arrow {
    width: 3.2vw !important;
    height: 0.26vw !important;
    position: relative;
    overflow: hidden;
    margin: 1vw 0 0 0;
    float: right;
}

.l .main2-arrow {
    float: none;
}

.main2-arrow-ani {
    width: 100%;
    height: 100%;
    position: absolute;
    right: 0;
    top: 0;
    background-image: url(../img/03/arrow.png);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    transition: all 0.5s ease;
}

.content-li:hover .main2-arrow-ani {
    animation: main2-arrow-ani 1.5s ease-in-out;
    animation-fill-mode: forwards;
}

@keyframes main2-arrow-ani {
    0% {
        right: 0;
    }
    50% {
        right: -100%;
    }
    51% {
        right: 100%;
    }
    100% {
        right: 0;
    }
}

.main2-pic1 {
    width: 19vw;
    position: absolute;
    left: 0;
    top: 40vw;
}

.main2-pic2 {
    width: 18vw;
    position: absolute;
    right: 0;
    top: 46vw;
}

.main2-pic3 {
    width: 23vw;
    position: absolute;
    right: 0;
    bottom: -2vw;
}

.top {
    width: 3vw;
    position: fixed;
    right: 4.5vw;
    bottom: 4.5vw;
    z-index: 9;
    cursor: pointer;
    display: none;
}
