.icon_button2{
    display: inline-block;
    vertical-align: middle;
    width: 56px;
    height: 56px;
    /* here will be replace sprite image path, and auto set the background-position */
    background: transparent url("style3_z.png") no-repeat -56px 0px;

}

.icon_msg2{
    display: inline-block;
    vertical-align: middle;
    width: 56px;
    height: 56px;
    /* here will be replace sprite image path, and auto set the background-position */
    background: transparent url("style3_z.png") no-repeat 0px 0px;

}

.icon_shake2{
    display: inline-block;
    vertical-align: middle;
    width: 45px;
    height: 45px;
    /* here will be replace sprite image path, and auto set the background-position */
    background: transparent url("style3_z@2x.png") no-repeat 0px 0px;
-webkit-background-size: 90px 45px;
background-size: 90px 45px;
}

.icon_nearby2{
    display: inline-block;
    vertical-align: middle;
    width: 45px;
    height: 45px;
    /* here will be replace sprite image path, and auto set the background-position */
    background: transparent url("style3_z@2x.png") no-repeat -45px 0px;
-webkit-background-size: 90px 45px;
background-size: 90px 45px;
}

.icon_not_exist{
    display: inline-block;
    vertical-align: middle;
    width: 56px;
    height: 56px;
    /* here will be replace sprite image path, and auto set the background-position */
    background: url("./images/not_exist.png?__sprite");
}

.icon_not_exist2{
    display: inline-block;
    vertical-align: middle;
    width: 56px;
    height: 56px;
    /* here will be replace sprite image path, and auto set the background-position */
    background: url("./images/not_exist@2x.png?__sprite");
}