.bd-theater {
    background-color: rgba(19, 28, 26, 0.5); /* 半透明背景 */
    gap: 10px; /* 设置 img 和 ul 之间的间距（可选） */
}

/* 如果希望 ul 占据剩余空间，可以添加： */
.bd-theater ul {
    flex: 1;
}
.bd-layui-nav {
    font-size: 14px;
    position: relative;
    padding: 0 10px;
    color: #fff;
    font-weight: bold;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.bd-layui-nav-item {
    display: block;
    -webkit-transition: all .3s;
    position: relative;
    vertical-align: middle;
    line-height: 60px;
}

.bd-layui-nav-item-web {
    display: block;
    -webkit-transition: all .3s;
    position: relative;
    vertical-align: middle;
    line-height: 60px;
}

    .bd-layui-nav-item a {
        color: #fff;
        color: rgba(255,255,255,.7);
    }

.bd-layui-nav-item a:hover {
    color: #fff;
}

.bd-layui-nav-item-web a {
    color: #fff;
    color: rgba(255,255,255,.7);
}

    .bd-layui-nav-item-web a:hover {
        color: #fff;
    }


.bd-layui-this a {
    color: white;
}

/* 标准语法 (现代浏览器) */
::placeholder {
    color: #fff;
    color: rgba(255,255,255,.7);
    opacity: 1; /* Firefox 默认透明度较低，需重置 */
}

/* Chrome, Safari, Edge, Opera */
::-webkit-input-placeholder {
    color: #fff;
    color: rgba(255,255,255,.7);
}

/* Firefox 4-18 */
:-moz-placeholder {
    color: #fff;
    color: rgba(255,255,255,.7);
    opacity: 1;
}

/* Firefox 19+ */
::-moz-placeholder {
    color: #fff;
    color: rgba(255,255,255,.7);
    opacity: 1;
}

/* IE 10-11 */
:-ms-input-placeholder {
    color: #fff;
    color: rgba(255,255,255,.7);
}