body { 
    background: rgb(255, 255, 255);/*底色*/
    padding: 0px;
    /* set margin to 0 and overflow to hidden, to go fullscreen */
    margin:0px;
    overflow: hidden;
}
/*应用背景全屏*/
.fillfull{ 
    position: absolute;
    width: 100%; 
    height: 100%; 
}
.visible{
    visibility: visible;
}
.invisible{
    visibility: hidden;
}

/*不可複製用*/
.unselect {
    -webkit-user-select: none; 
    -moz-user-select: none;    
    -khtml-user-select: none;  
    -ms-user-select: none;    
    -o-user-select: none;
    user-select: none;  
}
/* 不響應鼠標事件 */
.no-events{
    pointer-events: none;
    cursor: default;
}
/* 手型光標 */
.cursor {
    cursor:pointer;
}


button{
    width: 100%; 
    height: 100%;
    cursor: pointer;
}
button:hover{
    background-color: coral;	

}
.selected button{
    pointer-events: none;
    cursor: default;
    background-color: crimson;
}

#AppBG { 
    position: absolute;
    width: 100%; 
    height: 100%;	
}
/* 内容容器 */
#AppDiv { 
    position: absolute;
    margin: 0;
    padding: 0;
    width: 100%; 
    height: 100vh;
    transform-origin : 0% 0%;
    
}
.logo{
    position: absolute;
    left: 22px;
    bottom: 35px;
    width: 80px;
    height: 80px;

}