.toper_1 { background:url("bg.jpg"/*tpa=http://bx.345st.com/top/bg.jpg*/) repeat-x;}
.toper_2 { margin:0 auto; width:1200px; height:100px; position:relative;}
.toper_3 { width:200px; height:80px; position:absolute; top:6px; left: -330px; z-index:7;}
.toper_3 img { width:400px; height:80px;}
.toper_4 { width:342px; height:73px; position:absolute; top:14px; left:620px; z-index:7;}
.toper_5 { width:68px; height:102px; position:absolute; top:10px; right:60px; z-index:7;}

.toper_6 { position:absolute; top:30px; left:655px; z-index:7; text-align:center;}
.toper_6 a { display:block; font-size:18px; font-weight:200; letter-spacing:1.2pt; color:#FFF; transition:0.5s;}
.toper_6 a span { display:block; font-size:12px; letter-spacing:0.5pt;}
.toper_6 a:hover { color:#F00; margin-top:-5px;}

.toper_7 { position:absolute; top:30px; left:790px; z-index:7; text-align:center;}
.toper_7 a { display:block; font-size:18px; font-weight:200; letter-spacing:1.2pt; color:#FFF; transition:0.5s;}
.toper_7 a span { display:block; font-size:12px; letter-spacing:0.5pt;}
.toper_7 a:hover { color:#F00; margin-top:-5px;}

.toper_8 { position:absolute; top:30px; left:910px; z-index:7; text-align:center;}
.toper_8 a { display:block; font-size:18px; font-weight:200; letter-spacing:1.2pt; color:#FFF; transition:0.5s;}
.toper_8 a span { display:block; font-size:12px; letter-spacing:0.5pt;}
.toper_8 a:hover { color:#F00; margin-top:-5px;}


.toper_9 { position:absolute; top:30px; left:1030px; z-index:7; text-align:center;}
.toper_9 a { display:block; font-size:18px; font-weight:200; letter-spacing:1.2pt; color:#FFF; transition:0.5s; position:relative;}
.toper_9 a span { display:block; font-size:12px; letter-spacing:0.5pt;}
.toper_9 a:hover { color:#F00; margin-top:-5px;}

.toper_9 a:after {
    content: '';
    display: none;
    width: 240px; /* 图片的宽度 */
    height: 258px; /* 图片的高度 */
    background-image: url('weixin.png'); /* 替换为你的图片路径 */
    background-size: cover;
    position: absolute;
    top: 120%; /* 放置在链接元素的下方 */
    left: 50%;
    transform: translateX(-50%);
    z-index: 6;
}

.toper_9 a:hover:after {
    display: block;
}



.toper_10 { position:absolute; width:54px; height:54px; position:absolute; top:25px; right:0px; z-index:7; transition:0.5s;}
.toper_10 img { width:54px; height:54px; opacity:0.3; transition:0.7s;}
.toper_10:hover { margin-top:-10px;}
.toper_10 img:hover { opacity:1;}