/* 通用样式区域 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

a {
    color: black;
    text-decoration-line: none;
}

html,
body {
    /* 禁止横向滚动 */
    overflow-x: hidden;
}

/* 背景模块 */
.bg {
    /*固定位置*/
    position: fixed;
    /* 背景图片 */
    background-image: url("../bg/云原神.png");
    /* ../bg云星穹.png */
    background-repeat: no-repeat;
    background-size: cover;
    /* 图片会随着鼠标进入item而改变，添加过渡效果 */
    transition: all 1s;
    /* 图片位置 */
    background-position: 50% 50%;
    /* 亮度遮罩 */
    filter: brightness(0.8);
    width: 100%;
    height: 100vh;
    /*作为背景*/
    z-index: -1;
}

/* 移动优先 */
@media screen and (max-width: 768px) {
    .bg {
        background-position: 20% 50%;
    }
}

/* tip模块 */
.tip {
    /* 过渡效果 */
    transition: all 1s;
    display: flex;
    position: absolute;
    height: 10%;
}

.tip .image {
    height: 100%;
}

.tip .bgm {
    aspect-ratio: 1/1;
    background-image: url(../bgm/bgm.png);
    /* 不重复，50%大小，居中 */
    background-repeat: no-repeat;
    background-size: 50% 50%;
    background-position: 50% 50%;
    /* 鼠标样式 */
    cursor: pointer;
    /* 动画 */
    animation: null;
}

/* 动画：旋转 */
@keyframes bgm {
    0% {
        transform: rotate(0deg);
    }

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

/* 侧边模块 */
.right {
    position: relative;
    float: right;
    width: 5%;
    height: 100dvh;
    background: #000;
    overflow: hidden;
}

/* logo模块 */
.logo {
    /* 位置 */
    position: absolute;
    top: 10px;
    width: 100%;
    /* 光标 */
    cursor: pointer;
    display: flex;
}

.logo img {
    position: relative;
    width: 100%;
    ;
}

/*功能模块*/
.go {
    display: flex;
    /* 垂直排列 */
    flex-direction: column;
    /* 垂直居中 */
    justify-content: center;
    position: absolute;
    bottom: 5%;
    width: 100%;
}

.yun-logo {
    /* 光标 */
    cursor: pointer;
    margin: 10px, auto;
}

.yun-logo img {
    position: relative;
    width: 100%;
    padding: 10px;
    border-radius: 20%;
}

.yun-qiehuan {
    /* 光标 */
    cursor: pointer;
    margin: 10px, auto;
}

.yun-qiehuan img {
    position: relative;
    width: 100%;
    aspect-ratio: 1/1;
    padding: 10px;
}

/* 移动优先 */

@media screen and (max-width: 768px) {
    .right {
        display: none;
    }
}

/* 跳转模块 */
.jump {
    background-image: url(../play/原神.svg);
    background-repeat: no-repeat;
    background-size: cover;
    position: absolute;
    right: 20%;
    top: 50%;
    transform: translate(0, -50%);
    transition: all 1s;
    width: 140px;
    height: 76px;
}

.jump a {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
    font-size: 30px;
}

.jump .qiehuan {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translate(-50%, 0%);
    display: none;
}

.jump .qiehuan svg {
    background: rgb(0, 0, 0, 0.5);
    border-radius: 20%;
    width: 38px;
    height: 38px;
}

/* 移动优先 */
@media screen and (max-width: 768px) {
    .jump {
        right: 50%;
        top: 50%;
        transform: translate(50%, -50%);
    }

    .jump .qiehuan {
        display: block;
    }
}