* {
    margin: 0;
    padding: 0;
}

body {
    background: #a9c6c9;
    animation: myfirst 10s infinite;
}
@keyframes myfirst
{
    0%   {background: #f3ffd9; left:0px; top:0px;}
    25%  {background: #cadda0; left:200px; top:0px;}
    50%  {background: #5e6f4d; left:200px; top:200px;}
    75%  {background: #cadda0; left:0px; top:200px;}
    100% {background: #f3ffd9; left:0px; top:0px;}
}

.box1 {
    position: relative;
    width: 500px;
    height: 500px;
    margin: 200px auto;
    transform-style: preserve-3d;
    animation: move1 10s infinite linear;
}

ul {
    list-style: none;
}

/* 内盒子样式 */
.minbox1 {
    width: 250px;
    height: 250px;
    position: absolute;
    margin: 125px;
    transform-style: preserve-3d;
}
.minbox1 li {
    width: 250px;
    height: 250px;
    position: absolute;
}

.minbox1 li:nth-child(1) {
    background: url("./img/01.jpg") no-repeat;
    background-size: cover;
    transform: translateZ(125px);
    transition: transform 1.5s;          /* 还原时所需的时间 */
}
.minbox1 li:nth-child(2) {
    background: url("./img/02.jpg") no-repeat;
    background-size: cover;
    transform: rotateY(90deg) translateZ(125px);
    transition: transform 1.5s;
}
.minbox1 li:nth-child(3) {
    background: url("./img/03.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(90deg) translateZ(125px);
    transition: transform 1.5s;
}
.minbox1 li:nth-child(4) {
    background: url("./img/04.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(180deg) translateZ(125px);
    transition: transform 1.5s;
}
.minbox1 li:nth-child(5) {
    background: url("./img/05.jpg") no-repeat;
    background-size: cover;
    transform: rotateY(-90deg) translateZ(125px);
    transition: transform 1.5s;
}
.minbox1 li:nth-child(6) {
    background: url("./img/06.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(-90deg) translateZ(125px);
    transition: transform 1.5s;
}


/*外盒子样式*/
.minbox2 {
    line-height: 500px;
    width: 500px;
    height: 500px;
    position: absolute;
    margin: auto;
    transform-style: preserve-3d;
}
.minbox2 li {
    width: 500px;
    height: 500px;
    position: absolute;
    opacity: 0.5;
}
.minbox2 li:nth-child(1) {
    background: url("./img/01.jpg") no-repeat;
    background-size: cover;
    transform: translateZ(220px);
    transition: transform 1.5s;
}
.minbox2 li:nth-child(2) {
    background: url("./img/02.jpg") no-repeat;
    background-size: cover;
    transform: rotateY(90deg) translateZ(220px);
    transition: transform 1.5s;
}
.minbox2 li:nth-child(3) {
    background: url("./img/03.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(90deg) translateZ(220px);
    transition: transform 1.5s;
}
.minbox2 li:nth-child(4) {
    background: url("./img/04.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(180deg) translateZ(220px);
    transition: transform 1.5s;
}
.minbox2 li:nth-child(5) {
    background: url("./img/05.jpg") no-repeat;
    background-size: cover;
    transform: rotateY(-90deg) translateZ(220px);
    transition: transform 1.5s;
}
.minbox2 li:nth-child(6) {
    background: url("./img/06.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(-90deg) translateZ(220px);
    transition: transform 1.5s;
}


/*鼠标悬停*/
.box1:hover {
    animation: move2 8s infinite linear;
}
.box1:hover .minbox1 li:nth-child(1) {
    transform: translateZ(200px);
    transition: transform 1s;
}
.box1:hover .minbox1 li:nth-child(2) {
    transform: rotateY(90deg) translateZ(150px);
    transition: transform 1s;          /* 打开时所需的时间 */
}
.box1:hover .minbox1 li:nth-child(3) {
    transform: rotateX(90deg) translateZ(150px);
    transition: transform 1s;
}
.box1:hover .minbox1 li:nth-child(4) {
    transform: rotateX(180deg) translateZ(150px);
    transition: transform 1s;
}
.box1:hover .minbox1 li:nth-child(5) {
    transform: rotateY(-90deg) translateZ(150px);
    transition: transform 1s;
}
.box1:hover .minbox1 li:nth-child(6) {
    transform: rotateX(-90deg) translateZ(150px);
    transition: transform 1s;
}

.box1:hover .minbox2 li:nth-child(1) {
    transform: translateZ(600px);
    transition: transform 2s;
}
.box1:hover .minbox2 li:nth-child(2) {
    transform: rotateY(60deg) translateZ(600px);
    transition: transform 2s;
}
.box1:hover .minbox2 li:nth-child(3) {
    transform: rotateY(120deg) translateZ(600px);
    transition: transform 2s;
}
.box1:hover .minbox2 li:nth-child(4) {
    transform: rotateY(180deg) translateZ(600px);
    transition: transform 2s;
}
.box1:hover .minbox2 li:nth-child(5) {
    transform: rotateY(-120deg) translateZ(600px);
    transition: transform 2s;
}
.box1:hover .minbox2 li:nth-child(6) {
    transform: rotateY(-60deg) translateZ(600px);
    transition: transform 2s;
}

@keyframes move1 {
    0% {
        transform: rotateX(10deg) rotateY(0deg);
    }
    100% {
        transform: rotateX(370deg) rotateY(360deg);
    }
}

@keyframes move2 {
    0% {
        transform: rotateX(20deg) rotateY(0deg);
    }
    100% {
        transform: rotateX(20deg) rotateY(360deg);
    }
}

.box2 {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 400px auto;
    transform-style: preserve-3d;
    animation: move2 10s infinite linear;
}

.minbox3 {
    width: 200px;
    height: 200px;
    position: absolute;
    margin: auto;
    transform-style: preserve-3d;
}
.minbox3 li {
    width: 200px;
    height: 200px;
    position: absolute;
    opacity: 0.8;
}
.minbox3 li:nth-child(1) {
    background: url("./img/01.jpg") no-repeat;
    background-size: cover;
    transform: translateZ(100px);
}
.minbox3 li:nth-child(2) {
    background: url("./img/02.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(180deg) translateZ(120px) rotateX(-180deg);
}
.minbox3 li:nth-child(3) {
    background: url("./img/03.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(90deg) translateZ(120px);
}
.minbox3 li:nth-child(4) {
    background: url("./img/04.jpg") no-repeat;
    background-size: cover;
    transform: rotateX(-90deg) translateZ(120px);
}
.minbox3 li:nth-child(5) {
    background: url("./img/05.jpg") no-repeat;
    background-size: cover;
    transform: rotateY(90deg) translateZ(120px);
}
.minbox3 li:nth-child(6) {
    background: url("./img/06.jpg") no-repeat;
    background-size: cover;
    transform: rotateY(-90deg) translateZ(120px);
}
.title {
    line-height: 200px;
    text-align: center;
}