为什么我的方块在做悬浮动画的时候就变成一张了，JS调用不到box 求大神给解答啊 谢谢
<!DOCTYPE html>
<html>
<head>
<title>正方体</title>
</head>
<style type="text/css" rel="stylesheet">
html, body, div, span,
h1, h2, h3, h4, h5, h6, p
a, img, ol, ul, li
{
margin:0;padding:0;border:0;outline:0;
}
#bo{
width:400px;
height:400px;
margin:0px auto;
-webkit-transform:preserve-3d;
transform:preserve-3d
-webkit-perspective:800px;
perspective:800px;
}
#box{
width:400px;
height:400px;
background-color:#ccc;
margin:0px auto;
position:relative;
-webkit-transform-style: preserve-3d;
-moz-transform-style: preserve-3d;
-ms-transform-style: preserve-3d;
-o-transform-style: preserve-3d;
transform-style: preserve-3d;
-webkit-perspective:800px;
perspective:800px;
-webket-perspective-origin:50% 50%;
perspective-origin:50% 50%;
margin: 40px;
-webkit-transition: -webkit-transform .6s;
-moz-transition: -moz-transform .6s;
-ms-transition: -ms-transform .6s;
-o-transition: -o-transform .6s;
transition: transform .6s;
overflow:hidden;
}
.mian{
margin:25px;
width:350px;
height:350px;
background:blue;
position:absolute;
font-size:200px;
font-family:"microsoft yahei";
text-align:center;
color:white;
}
#box1{
width:400px;
margin:0px auto;
}
.bn{
width:200px;
margin:0px auto;
}
#mian1{
background-color:rgba(255,50,50,0.5);
-webkit-transform-origin:50% 50%;
transform-origin:50% 50%;
-webkit-transiton:-webkit-transform 1s linear;
transition:transform 1s linear;
}
#mian2{
background:rgba(150,50,50,0.2);
-webkit-transform-origin:top;
transform-origin:top;
-webkit-transiton:-webkit-transform 1s linear;
transition:transform 1s linear;
-webkit-transform:rotateX(-90deg)
}
#mian3{
background:rgba(150,150,150,0.2);
-webkit-transform-origin:center;
transform-origin:center;
-webkit-transiton:-webkit-transform 1s linear;
transition:transform 1s linear;
-webkit-transform:tranlateZ(-350px)
}
#mian4{
background:rgba(150,0,190,0.2);
-webkit-transform-origin:bottom;
transform-origin:bottom;
-webkit-transiton:-webkit-transform 1s linear;
transition:transform 1s linear;
-webkit-transform:rotateX(90deg)
}
#mian5{
background:rgba(50,50,150,0.2);
-webkit-transform-origin:left;
transform-origin:left;
-webkit-transiton:-webkit-transform 1s linear;
transition:transform 1s linear;
-webkit-transform:rotateY(90deg)
}
#mian6{
background:rgba(50,150,50,0.2);
-webkit-transform-origin:right;
transform-origin:right;
-webkit-transiton:-webkit-transform 1s linear;
transition:transform 1s linear;
-webkit-transform:rotateY(-90deg)
}
@keyframes chenge{
from {
-webkit-transform:rotateX(90deg);
}
20%{
-webkit-transform:rotatey(90deg);
}
40%{
-webkit-transform:rotatez(180deg);
}
60%{
-webkit-transform:rotatey(180deg);
}
80%{
-webkit-transform:rotatez(-90deg);
}
to{
-webkit-transform:rotateX(-90deg);
}
}
#box:hover{
animation:chenge 10s ease-in-out .5s;
}
</style>
<script type="text/javascript">
function $(id){
return document.getElementById(id);
}
var btn;
var box = $("box");
var odeg = 0;
var ldeg = 0;
function change(btn)
{
switch(btn.value)
{
case "up":
odeg = odeg + 90;
box.style.webkitTransform:"rotateX("+odeg+"deg)";
break;
case "down":
odeg = odeg - 90;
box.style.webkitTransform:"rotateX("+odeg+"deg)";
break;
case "left":
ldeg = ldeg + 90;
box.style.webkitTransform："rotateY("+ldeg+"deg)";
break;
case "right":
ldeg = ldeg - 90;
box.style.webkitTransform："rotateY("+ldeg+"deg)";
break;
}
}
</script>
<body>
<div id="bo">
<div id="box">
<div class="mian" id="mian1">1</div>
<div class="mian" id="mian2">2</div>
<div class="mian" id="mian3">3</div>
<div class="mian" id="mian4">4</div>
<div class="mian" id="mian5">5</div>
<div class="mian" id="mian6">6</div>
</div>
</div>
<div id="box1">
<form name="button" id="form1">
<div class="bn">
<input class"bn" type="button" name="upward" value="up" onclick="change(this)">
<input class"bn" type="button" name="turnleft" value="left" onclick="change(this)">
<input class"bn" type="button" name="turnright" value="right" onclick="change(this)">
<input class"bn" type="button" name="downward" value="down" onclick="change(this)">
</div>
</form>
</div>
</body>
</html>求解啊 我想让 box 旋转
