/*-----------------自定义按钮样式，移动端不需要，PC端根据实际情况选择----------------*/
.demo {width: 848px;height: 370px;font-size: 12px;position:relative;}
.demo a.control {position:absolute;display: block;top: 50%;margin-top: -78px;width: 76px;height: 112px;cursor: pointer;z-index: 2;background: url(../image/buttons.png) no-repeat}
.demo a.prev {left: 0;background-position: 0 0}
.demo a.next {right: 0;background-position: -76px 0}
.demo a.prev:hover {background-position: 0 -112px}
.demo a.next:hover {background-position: -76px -112px}
/*----------------------------为保证最佳效果，建议设置如下样式------------------------*/
.slider {display: none}