Box-sizing: border-Box; } h3{ text-align: center; color: dimgrey; } .baner_parent{ width: 1000px; margin:0 auto; } .will_left{ float: left; } .will_right{ float: right; } .btn_left ul li{ text-align: center; width: 160px; height:98px; background-color: darkgrey; padding: 13px 0; cursor: pointer; -webkit-transition:all .5s ease-out; -moz-transition:all .5s ease-out; -o-transition:all .5s ease-out; -ms-transition:all .5s ease-out; transition:all .5s ease-out; } .btn_left ul li.selected{ background-color: cornflowerblue; } .btn_left ul li:not(:nth-child(4)){ border-bottom: 1px solid dimgrey; } .btn_left ul li img{ width: 50px; height: 50px; } .btn_left ul li span{ display:block; } .banner_right,.banner_lists img{ width: 800px; height: 391px; position: relative; } .banner_lists{ position: absolute; height: 391px; } .banner_lists:not(:nth-child(1)){ display: none; } .banner_lists ul{ overflow: hidden; position: absolute; bottom: 0; left: 0; } .btn{ height: 33px; width: 200px; border-right: 1px solid #000; margin-top: -3px; text-align: center; line-height: 33px; background-color: darkgrey; opacity: .8; cursor: pointer; -webkit-transition:all .5s ease-out; -moz-transition:all .5s ease-out; -o-transition:all .5s ease-out; -ms-transition:all .5s ease-out; transition:all .5s ease-out; } .btn:hover,.btn.selected{ background-color: cornflowerblue; }

不支持IE */ window.onload=function(){ var arrFR = ['img/ferrari01.jpg','img/ferrari02.jpg','img/ferrari03.jpg','img/ferrari04.jpg']; var arrBC = ['img/benchi01.jpg','img/benchi02.jpg','img/benchi03.jpg','img/benchi04.jpg']; var arrBM = ['img/baoma01.jpg','img/baoma02.jpg','img/baoma03.jpg','img/baoma04.jpg']; var arrAD = ['img/aodi01.jpg','img/aodi02.jpg','img/aodi03.jpg','img/aodi04.jpg']; var array = [arrFR,arrBC,arrBM,arrAD]; var btns=document.getElementsByClassName('js_btn'); var divList=document.getElementsByClassName('banner_lists'); // 品牌切换 for(var i=0;i显示切换 function showItems(){ removeAll(btns); addClass(this,"selected"); for (var s = 0; s< divList.length; s++) { divList[s].style.display="none"; divList[this.index].style.display="block"; } willHover(this.index); } // 右边切换按钮效果 function willHover(sum){ var hoverbtns=divList[sum].getElementsByClassName('btn'); var img=divList[sum].getElementsByTagName('img')[0]; for (var i = 0; i < hoverbtns.length; i++) { hoverbtns[i].index=i; hoverbtns[i].onmouSEOver=function(){ removeAll(hoverbtns); addClass(this,"selected"); var imgSrc=array[sum][this.index]; img.src=array[sum][this.index]; } } } // 默认第一次可以切换 willHover(0); };