a {
    text-decoration: none;
}

html {
    font-size: 50px;
}

p {
    margin: 0;
    padding: 0;
}

@media screen and (min-width: 320px) {
    html {
        font-size: 21.33333333px;
    }
}

@media screen and (min-width: 360px) {
    html {
        font-size: 24px;
    }
}

@media screen and (min-width: 375px) {
    html {
        font-size: 25px;
    }
}

@media screen and (min-width: 384px) {
    html {
        font-size: 25.6px;
    }
}

@media screen and (min-width: 400px) {
    html {
        font-size: 26.66666667px;
    }
}

@media screen and (min-width: 414px) {
    html {
        font-size: 27.6px;
    }
}

@media screen and (min-width: 424px) {
    html {
        font-size: 28.26666667px;
    }
}

@media screen and (min-width: 480px) {
    html {
        font-size: 32px;
    }
}

@media screen and (min-width: 540px) {
    html {
        font-size: 36px;
    }
}

@media screen and (min-width: 720px) {
    html {
        font-size: 48px;
    }
}

@media screen and (min-width: 750px) {
    html {
        font-size: 50px;
    }
}

html,
body {
    height: 100%;
    min-height: 30.28rem;
    /* max-height: 30.28rem; */
}

body {
    min-width: 320px;
    width: 15rem;
    margin: 0 auto;
    line-height: 1.5;
    font-family: Arial, Helvetica;
    background: #fff;
}

.warp {
    position: relative;
    width: 15rem;
    height: 120%;
    margin: 0 auto;
    background: url("../imgs/bg.webp") no-repeat;
    background-size: 100% auto;
}

.main {
    padding: 0.5rem;
}

.logo {
    width: 3.5rem;
    height: 3.5rem;
}

.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 0.4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #fff;
}

.small-logo {
    width: 2.5rem;
    height: 2.5rem;
}

.dowmload-button {
    position: absolute;
    top: 10.0rem;
    left: 30%;
    margin-left: -3.96rem;
    width: 14.0rem;
    height: 4.5rem;
    #animation: myBreath 1s linear infinite;
}

.dowmload-button7 {
    position: absolute;
    top: 13.5rem;
    width: 100%;
    height: 25%;
}

.dowmload-button3 {
    position: absolute;
    top: 3.5rem;
    left: 50%;
    margin-left: 4.26rem;
    width: 2.92rem;
    height: 3rem;
    animation: myBreath 1s linear infinite;
}

@keyframes myBreath {
    0% {
        transform: scale(0.88);
    }
    50% {
        transform: scale(100%);
    }
    100% {
        transform: scale(0.88);
    }
}

.tip {
    display: flex;
}

.tip-content {
    margin-left: 0.3rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.bit-game {
    font-size: 0.8rem;
}

.subtitle {
    font-size: 0.36rem;
    line-height: 0.6rem;
}

.dowmload {
    text-align: center;
    padding: 0.4rem;
    margin-right: 5px;
    font-size: 0.6rem;
    color: #fff;
    background: url("../imgs/btn_down2.png") no-repeat;
    background-size: 100% 100%;
}

/* @media only screen and (device-width: 375px) and (-webkit-device-pixel-ratio: 3) {
  .dowmload-button {
    top: 14.2rem;
  }
} */

/* @media screen and (min-width: 393px) {
  .dowmload-button {
    top: 14.8rem;
  }
} */

.logo,
.small-logo {
    border-radius: 25px;
}

.dowmload-button2 {
    position: absolute;
    top: 0.5rem;
    left: 45%;
    margin-left: 4.26rem;
    width: 2.92rem;
    height: 3rem;
    animation: myBreath 1s linear infinite;
}

.dowmload-button2 {
    width: 80px;
    height: 80px;
    line-height: 36px;
    float: left;
    cursor: pointer;
    position: fixed;
    bottom: 0;
    right: 10px;
}