/*common*/
* {
    padding: 0;
    margin: 0;
    letter-spacing: 0;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

img {
    border-style: none;
}

a {
    text-decoration: none;
}

.hide {
    display: none !important;
}

#md-app {
    display: none;
}

.bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.bg img {
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.logo {
    position: fixed;
    left: 20vh;
    top: 5.74vh;
    width: auto;
    height: 5vh;
    z-index: 99;
}

.main {
    position: absolute;
    top: 6vh;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    z-index: 99;
}

.main .title {
    display: block;
    width: auto;
    height: 13vh;
}
.main .title1 {
    display: block;
    width: 60%;
    height: 50%;
}
.main .slogan {
    width: auto;
    font-size: 3.59vh;
    text-align: center;
    color: #fff;
}

.main .btn {
    margin-top: 5.278vh;
    padding-bottom: 10vh;
}

.main .btn img {
    width: 25vh;
    height: auto;
    margin: 0 1.2vh;
    cursor: pointer;
}

/* 下载按钮循环缩放跳动 */
.down {
    transform-origin: center center;
    animation: btnPulseBounce 1.5s ease-in-out infinite;
    will-change: transform;
}

.down:hover {
    animation-play-state: paused;
    transform: scale(1.06);
}

.down:active {
    transform: scale(0.96);
}

@keyframes btnPulseBounce {
    0% {
        transform: scale(1);
    }
    20% {
        transform: scale(1.08);
    }
    40% {
        transform: scale(0.98);
    }
    55% {
        transform: scale(1.05);
    }
    75% {
        transform: scale(0.99);
    }
    100% {
        transform: scale(1);
    }
}

/* H5 */
@media screen and (max-width: 750px) {
    #app {
        display: none;
    }

    #md-app {
        display: block;
        position: relative;
        width: 100%;
        min-height: 100vh;
        min-height: 100dvh;
    }

    #md-app .swiper {
        width: 100%;
        min-height: 100vh;
        min-height: 100dvh;
    }

    #md-app .swiper-container {
        width: 100%;
        min-height: 100vh;
        min-height: 100dvh;
    }

    #md-app .swiper-slide {
        position: relative;
        box-sizing: border-box;
        min-height: 100vh;
        min-height: 100dvh;
    }

    #md-app .swiper-slide-bg {
        position: absolute;
        left: 0;
        top: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        object-fit: fill;
        object-position: center center;
        z-index: 0;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.2s ease;
    }

    #md-app .swiper-slide-bg.swiper-slide-bg--ready {
        opacity: 1;
        visibility: visible;
    }

    #md-app .swiper-slide-slog {
        position: absolute;
        left: 0;
        top: 40%;
        transform: translate(0, -40%);
        height: 10%;
        z-index: 1;
    }

    #md-app .swiper-slide-mask {
        position: absolute;
        left: 0;
        top: 40%;
        transform: translate(0, -40%);
        height: 10%;
        z-index: 1;
    }

    #md-app .swiper-slide-mask1 {
        position: absolute;
        left: 2%;
        top: 80%;
        transform: translate(0, -80%);
        height: 35%;
    }

    #md-app .swiper-slide-mask2 {
        position: absolute;
        left: 75%;
        top: 85%;
        transform: translate(0, -85%);
        height: 10%;
    }

    #md-app .logo {
        position: absolute;
        top: 5vh;
        left: 5vw;
        z-index: 1;
        width: auto;
        height: 48px;
    }

        #md-app .logo2 {
            position: absolute;
            bottom: 0.01vh;
            z-index: 1;
            width: 100%;
            height: 50px;
			font-size:1.2rem;
			color:#ffffff;
			width:80%;
			left:10%;
        }

    #md-app .btn {
        position: absolute;
        bottom: 8%;
        left: 50%;
        transform: translate(-50%, 0);
        z-index: 1;
    }

    #md-app .btn img {
        width: auto;
        height: 48px;
    }

    #md-app .btn a {
        margin-top: 25px;
        display: block;
    }

    .footer_ym {
        font-size: 12px !important;
    }
}

.footer_ym {
    position: absolute;
    bottom: 2%;
    width: 100%;
	font-size: 16px;
	font-weight: bold;
	text-align: center;
	color: #fff;
    z-index: 1;
}