html,
body {
    position: relative;
    height: 100%;
}

h1,h2,p{
    padding: 0;
    margin: 0;
}

body {
    background: #eee;
    font-family: helvetica neue, helvetica, arial, sans-serif;
    font-size: 14px;
    color: #000;
    /* max-width: 640px; */
    margin: 0 auto;
    padding: 0;
}

.swiper-container {
    width: 100%;
    height: 100%;
}

.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;

    /* center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}

#out_shade {
    display: none;
    max-width: 640px;
}

.shade_body {
    overflow: hidden;
    max-width: 640px;
    position: fixed;
    z-index: 90;
    top: 0;
    width: 100%;
    display: flex;
}

.shade_body .empty_shade {
    width: 40%;
}

.shade_body .main_menu {
    position: relative;
    z-index: 99;
    width: 60%;
    background: #704e45;
    padding: 10px 0;
    animation: framesone 0.5s;
}

.shade_body .main_menu li {
    position: relative;
    width: 100%;
    opacity: 0;
}

.shade_body .main_menu li:nth-child(1) {
    animation: lione 0.5s;
    animation-delay: 0.1s;
    animation-fill-mode: forwards;
}

.shade_body .main_menu li:nth-child(2) {
    animation: lione 0.5s;
    animation-delay: 0.3s;
    animation-fill-mode: forwards;
}

.shade_body .main_menu li:nth-child(3) {
    animation: lione 0.5s;
    animation-delay: 0.5s;
    animation-fill-mode: forwards;
}

.shade_body .main_menu li:nth-child(4) {
    animation: lione 0.5s;
    animation-delay: 0.7s;
    animation-fill-mode: forwards;
}

.shade_body .main_menu li:nth-child(5) {
    animation: lione 0.5s;
    animation-delay: 0.9s;
    animation-fill-mode: forwards;
}

.shade_body .main_menu li:nth-child(6) {
    animation: lione 0.5s;
    animation-delay: 1.1s;
    animation-fill-mode: forwards;
}

@keyframes framesone {
    0% {
        left: -60%
    }

    100% {
        left: 0
    }
}

@keyframes lione {
    0% {
        left: -100%;
        opacity: 1;
    }

    100% {
        left: 0;
        opacity: 1;
    }
}

.shade_body .main_menu a {
    width: 100%;
    color: #fff;
    font-size: 18px;
    padding: 15px 25px;
    display: flex;
    align-items: center;
}

.shade_body .main_menu a img {
    width: 20px;
    margin-right: 7px;
}

.menu_act {
    background-color: rgba(255, 255, 255, .2);
}

.arrow {
    display: block;
    width: 20px;
    height: 20px;
    position: absolute;
    bottom: 0;
    left: 50%;
    margin-left: -11px;
    border: 3px solid transparent;
    border-top: 3px solid #704e45;
    border-left: 3px solid #704e45;
    z-index: 5;
    opacity: .8;
    -webkit-transform: rotate(45deg);
    -webkit-animation: arrow 1.5s infinite ease-in-out;
}

@-webkit-keyframes arrow {
    0% {
        opacity: 0;
        -webkit-transform: translate(0, 0px) rotate(45deg)
    }

    50% {
        opacity: 1;
        -webkit-transform: translate(0, -5px) rotate(45deg)
    }

    100% {
        opacity: 0;
        -webkit-transform: translate(0, -10px) rotate(45deg)
    }
}

.audio_body {
    position: fixed;
    z-index: 90;
    top: 10px;
    max-width: 640px;
    width: 100%;
    display: flex;
    justify-content: flex-end;
    padding-right: 20px;
}
.music_body {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, .5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.music_body img {
    width: 72%;
}

.turn {
    animation: turn 8s linear infinite;
}

@keyframes turn {
    0% {
        -webkit-transform: rotate(0deg);
    }

    25% {
        -webkit-transform: rotate(90deg);
    }

    50% {
        -webkit-transform: rotate(180deg);
    }

    75% {
        -webkit-transform: rotate(270deg);
    }

    100% {
        -webkit-transform: rotate(360deg);
    }
}

.hua {
    animation: hua 10s linear infinite;
    -webkit-animation:hua 10s linear infinite;
}

@keyframes hua {
    0% {
        -webkit-transform: rotate(0deg);
    }

    100% {
        -webkit-transform: rotate(360deg);
    }
}