@charset "utf-8";

* {
    margin: 0;
    padding: 0;
}

html,
body {
    color: #000;
    font-family: Helvetica Neue, PingFang SC, Microsoft YaHei, Helvetica, Arial, sans-serif;
    height: 100%;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

ul,
li {
    list-style: none;
}

.header {
    padding: 15px 10%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #fff;
    position: absolute;
    width: 80%;
    border-radius: 0 0 30px 30px;
    flex-wrap: wrap;
}

.header-left {
    display: flex;
    align-items: center;
}

.header-left img {
    height: 60px;
    margin-right: 30px;
}

.header-left span {
    font-size: 1.3rem;
    line-height: 2rem;
}

.header-right {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.header-right a {
    color: #000;
    margin: 10px 0;
    margin-left: 50px;
}

.box1 {
    background: url("./img/icon_top.png") 0 0 no-repeat;
    background-size: cover;
    color: #fff;
    min-height: 100vh;
}

.box1-right {
    text-align: right;
    padding: 10%;
    width: 35%;
    margin-left: 45%;
    min-width: 300px;
}

.box1-right h1 {
    font-size: 3rem;
}

.box1-right p {
    font-size: 1.5rem;
    line-height: 2.2rem;
    margin: 2rem;
    margin-bottom: 20%;
}

.box1-right img {
    height: 60px;
    margin-left: 30px;
}

.box1-bottom p {
    font-size: 1.3rem;
    padding: 3% 15%;
    text-align: center;
    line-height: 2rem;
    opacity: .7;
}

.box2 {
    background: url("./img/icon_bg.png") 0 0 no-repeat;
    background-size: cover;
    color: #fff;
    padding: 30px 10% 50px 10%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.box2-left {
    width: 50%;
    min-width: 250px;
}

.box2-left p {
    font-size: 1.3rem;
    line-height: 2.2rem;
}

.box2-left h2 {
    font-size: 2rem;
    line-height: 3rem;
    margin: 3rem 0;
}

.box2-img-group {
    display: flex;
    flex-wrap: wrap;
}

.box2-img-group div {
    background-size: 100% 100% !important;
    width: 165px;
    height: 50px;
    line-height: 50px;
    padding-left: 80px;
    margin: 15px;
}

.box2-img-group div:first-child {
    background: url("./img/icon_time.png") 0 0 no-repeat;
}

.box2-img-group div:nth-child(2) {
    background: url("./img/icon_wakefulness.png") 0 0 no-repeat;
}

.box2-img-group div:nth-child(3) {
    background: url("./img/icon_depth.png") 0 0 no-repeat;
}

.box2-img-group div:nth-child(4) {
    background: url("./img/icon_rate.png") 0 0 no-repeat;
}

.box2-right {
    width: 40%;
    min-width: 250px;
}

.box2-right img {
    width: 100%;
}

.box3 {
    background-color: #111526;
    color: #fff;
    padding: 7% 10%;
}

.box3-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}

.box3-info {
    width: 300px;
    text-align: center;
}

.box3-info img {
    width: 200px;
}

.box3-info h3 {
    font-size: 1.3rem;
    margin: 20px 0;
}

.box3-info p {
    line-height: 1.6rem;
}

.box3-bottom {
    background: url("./img/icon_line.png") 0 0 no-repeat;
    background-size: cover;
    margin-top: 7%;
    padding: 60px 10%;
}

.box3-bottom p {
    font-size: 1.3rem;
    line-height: 2.2rem;
    opacity: .7;
}

.box4 {
    background: url("./img/icon_image.png") center no-repeat;
    background-size: auto 65%;
    background-color: #111526;
    color: #fff;
    padding: 30px 10% 50px 10%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.box4-left {
    width: 30%;
    min-width: 250px;
}

.box4-info {
    padding-bottom: 1rem;
}

.box4-info h3 {
    font-size: 1.3rem;
    margin: 25px 0;
}

.box4-info p {
    opacity: .7;
    line-height: 1.5rem;
}

.box4-right {
    width: 30%;
    min-width: 250px;
}

.box4-right img {
    width: 100%;
}

.footer {
    background-color: #111526;
    color: #fff;
    padding: 30px 10% 100px 10%;
}

.footer p {
    color: #CCCED6;
    text-align: center;
    font-size: 1.2rem;
    line-height: 2rem;
}

.footer a {
    color: #FFC646;
}

.privacy {
    padding: 5rem 6rem;
    word-break: break-word;
}

.privacy h1 {
    text-align: center;
    font-size: 2rem;
    line-height: 3rem;
    margin-bottom: 2rem;
}

.privacy p {
    font-size: 1.1rem;
    line-height: 2.1rem;
    margin-top: 1rem;
}

.privacy li {
    margin-top: 2rem;
    list-style: none;
}

.privacy h3 {
    font-size: 1.5rem;
    line-height: 2.5rem;
    margin: 1rem 0;
}

.privacy h4 {
    font-size: 2rem;
    line-height: 2.6rem;
    margin: 2rem 0 1rem;
}

.privacy a {
    color: #000;
}

@media screen and (max-width: 800px) {
    .box1-right {
        margin-left: 0;
        padding: 200px 0 100px 0;
    }

    .box1-right h1 {
        font-size: 1.7rem;
        line-height: 2.5rem;
    }

    .privacy {
        padding: 1rem 2rem;
    }

    .privacy p {
        font-size: 1rem;
        line-height: 2rem;
    }

    .privacy h3 {
        font-size: 1.3rem;
        line-height: 2.2rem;
    }
}