body, h1, h2, h3, p, dl, dd, ol, ul, th, td, form, fieldset, input, button, textarea {
    margin: 0;
    padding: 0
}

body, h1, h2, h3, h4, h5, h6, p, ul, ol, li, dl, dt, dd, a, textarea, input, button, span, em, strong, img, div {
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    -webkit-appearance: none;
    outline: none;
}

html {
    -webkit-text-size-adjust: none;
    word-wrap: break-word;
    background: #f4f4f4;
}

h1, h2, h3 {
    font-size: 100%
}

ol, ul {
    list-style: none
}

table {
    border-collapse: collapse;
    border-spacing: 0;
    empty-cells: show;
    font-size: inherit
}

fieldset, img {
    border: 0
}

cite, em, s, i, b {
    font-style: normal
}

input, button, textarea, select {
    font-size: 100%;
    border: medium none;
}

body, input, button, textarea, select, option {
    font-size: normal;
}

a, input, textarea {
    text-decoration: none;
    outline: 0
}

li, img, label, input {
    vertical-align: middle
}

var {
    font-style: normal
}

ins {
    text-decoration: none
}

body {
    font-size: .2rem;
    color: #3c3c3c
}

textarea {
    resize: none
}

a {
    color: #3c3c3c;
}

.mlr20 {
    margin: auto .2rem
}

.m20 {
    margin: .2rem 0
}

.m30 {
    margin: .3rem 0
}

.mt20 {
    margin-top: .2rem
}

.mb20 {
    margin-bottom: .2rem
}

.mt40 {
    margin-top: .4rem
}

.mb40 {
    margin-bottom: .4rem
}

::-webkit-input-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

:-moz-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

::-moz-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

:-ms-input-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.clear:after {
    content: '';
    display: block;
    height: 0;
    clear: both;
}

html {
    font-size: 100px;
}

body {
    background-color: #fff;
    font-size: .2rem;
    color: #000;
    min-height: 100vh;
    font-family: 'Roboto', sans-serif;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
}

video {
    width: 100%;
    height: auto;
}
.landing{
    background-image: url("../images/bg.jpg");
    width: 720px;
    max-width: 100%;
    margin: 0 auto;
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: top center;
    background-color: #221884;
    padding-bottom: 2rem;
}
.download-wap{
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: -1.5rem;
    position: relative;
    z-index: 10;
}
.download-wap a{
    display: block;
    animation: lightAnimation 1s ease infinite;
}

.intro,
.intro img,
.landing-inner{
    position: relative;
    z-index: 1;
}
.landing{
    position: relative;

}

.box{
    margin-top: 30px;
}
.box-title{
    font-size: 36px;
    color: #fff;
    text-transform: uppercase;
    margin-bottom: 0;
    text-align: center;
    padding: 20px 0;
}
.box .top{
    background-image: url("../images/box-top.png");
    height: 38px;
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: bottom;
}
.box-inner{
    background-image: url("../images/box-center.png");
    background-repeat: repeat-y;
    padding: 0 60px;
    overflow: hidden;
    background-size: 100%;
}
.box .bottom{
    background-image: url("../images/box-bottom.png");
    height: 48px;
    background-repeat: no-repeat;
    background-size: 100%;
}
.icons {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
}
.icons img{
    width: 100%;
}
.box-design-item{
    display: flex;
    margin-bottom: 30px;
    align-items: center;
    justify-content: end;
}

.box-design-item .icon{
    width: 120px;
    margin-right: 10px;
}
.box-design-item .preview{
    width: calc(100% - 110px);
}
.box-design-item .preview a{
    display: block;
    border: 2px solid #fff;
    border-radius: 10px;
    overflow: hidden;
}
.landing-bottom-wap{
    margin-top: 40px;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    background-image: url("../images/footer-bg.jpg");
    background-size: cover;
    background-position: top center;
    background-repeat: no-repeat;
}
.landing-bottom{
    padding: 18px 15px 15px 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 720px;
    margin: 0 auto;
}

.landing-bottom .text{
    display: flex;
    height: 100%;
    align-items: center;
    line-height: normal;
    padding: 0 15px;
}
.landing-bottom .text .t{
    background: -webkit-linear-gradient(#ffb331, #ffe683);
    background-clip: border-box;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 30px;
    text-transform: uppercase;
    font-weight: 600;
}
.landing-bottom .text .inner>span{
    display: block;
}
.landing-bottom .button{
    text-align: right;
}
.support-buttons{
    position: absolute;
    top: 45%;
    left: 20%;
    transform: translateY(-50%);
    z-index: 999;
}
.support-buttons a{
    display: block;
    width: 180px;
}

@keyframes zoom-in-zoom-out {
    0% {
        transform:scale(1, 1)
    }
    50% {
        transform:scale(0.9, 0.9)
    }
    100% {
        transform:scale(1, 1)
    }
}
@keyframes lightAnimation {
    0% {
        filter:brightness(1)
    }
    50% {
        filter:brightness(1.3)
    }
    to {
        filter:brightness(1)
    }
}
@-webkit-keyframes lightAnimation {
    0% {
        filter:brightness(1)
    }
    50% {
        filter:brightness(1.3)
    }
    to {
        filter:brightness(1)
    }
}
@media (max-width: 510px) {
    .box{
        margin: 0;
    }
    .download-wap a{
        width: 280px;
    }
    .download-wap {
        margin-top: -.8rem;
    }
    .box-title{
        font-size: 20px;
        padding: 15px 0;
        letter-spacing: 1px;
    }
    .landing-bottom a {
        font-size: .17rem;
    }
    .box-inner {
        padding: 0 25px;
    }
    .icons{
        padding-bottom: 20px;
    }
    .box-design-item .icon {
        width: 70px;
    }
    .box-design-item .preview {
        width: calc(100% - 80px);
    }
    .support-buttons a{
        width: 100px;
    }
    .landing-bottom .text .t{
        font-size: 85%;
        white-space: nowrap;
    }
    .landing-bottom .text img{
        width: 50%;
    }
    .landing-bottom .icon-app{
        width: 60px;
    }
    .landing-bottom  .button{
        width: 110px;
    }
    .landing{
        padding-bottom: 1rem;
    }
}