@charset "utf-8";
*{margin:0;padding:0;list-style-type:none;}
a,img{border:0;}

/* flexslider */
.flexslider{margin:auto;position:relative;width:100%;overflow:hidden;zoom:1;}
.flex-viewport{max-height:2000px;-webkit-transition:all 1s ease;-moz-transition:all 1s ease;transition:all 1s ease;}
.flexslider .slides{zoom:1;}
.flex-direction-nav a{width:60px;height:90px;line-height:99em;overflow:hidden;margin:-60px 0 0;display:block;background:url(../images/ad_ctr.png) no-repeat;position:absolute;top:50%;z-index:10;cursor:pointer;opacity:0;filter:alpha(opacity=0);-webkit-transition:all .3s ease;}
.flex-direction-nav .flex-next{background-position:0 -90px;right:0;}
.flex-direction-nav .flex-prev{left:0;}
.flexslider:hover .flex-next{opacity:0.8;filter:alpha(opacity=25);}
.flexslider:hover .flex-prev{opacity:0.8;filter:alpha(opacity=25);}
.flexslider:hover .flex-next:hover, .flexslider:hover .flex-prev:hover{opacity:1;filter:alpha(opacity=50);}
.flex-control-nav{width:100%;position:absolute;bottom:10px;text-align:center;}
.flex-control-nav li{margin:0 5px;display:inline-block;zoom:1;*display:inline;}
.flex-control-paging li a{background:url(../images/dot.png) no-repeat 0 -16px;display:block;height:16px;overflow:hidden;text-indent:-99em;width:16px;cursor:pointer;}
.flex-control-paging li a.flex-active{background-position:0 0;}


.slide-item {  
    position: relative; /* 确保遮罩层相对于幻灯片项定位 */  
    /* 其他样式... */  
}  
  
.img-container {  
    position: relative; /* 确保图片和遮罩层都相对于这个容器定位 */  
    /* 其他样式... */  
}  
  
.banner-img {  
    width: 100%; /* 确保图片宽度填满容器 */  
    height: auto; /* 保持图片的原始纵横比 */  
    /* 其他样式... */  
}  
  
.bottbann {  
    position: absolute; /* 绝对定位以覆盖图片 */  
    top: 0; /* 从图片容器的顶部开始 */  
    left: 0; /* 从图片容器的左侧开始 */  
    width: 100%; /* 与图片容器同宽 */  
    height: 100%; /* 与图片容器同高 */  
    background-color: transparent;  
    background-image: linear-gradient(180deg, #00000082 60%, var(--e-global-color-secondary) 100%);  
    opacity: 1; /* 根据需要调整透明度 */  
    transition: background 0.3s, border-radius 0.3s, opacity 0.3s;  
    /* 其他样式... */  
}