.layui-mp-help-item {
    height:40px;
    line-height:40px;
    padding-left:20px;
    margin:20px 0px;
}
.layui-mp-help-item img {
    width:40px;
    height:40px;
    margin-right:10px;
}

article>div{
    display:inline-block
}
article>div:first-child{
    vertical-align:top
}
        
.layui-mp-speaker-item {
    text-align:center;
    line-height:28px;
}
.layui-mp-speaker-item img {
    width:100%;
    max-width:160px;
    margin:0px auto;
    display:block;
    margin-bottom:10px;
}

.layui-mp-footer-bg {
    background:url(../../images/footer.jpg) no-repeat;
    background-position:center;
}
.layui-mp-mark {
    box-shadow:none;
    background-color:#000;
    -webkit-filter: opacity(70%);
    filter: opacity(70%);
    width:100%;
    height:100%;
}

.layui-mp-content table {
    color:#FFF;
}
.layui-mp-content table td {
    padding:5px 10px 5px 0px;
}
.layui-mp-content table input {
    background-color:#FFF;
    -webkit-filter: opacity(50%);
    filter: opacity(50%);
    display:block;
    width:100%;
    height:30px;
}
.layui-mp-content table textarea {
    background-color:#FFF;
    -webkit-filter: opacity(50%);
    filter: opacity(50%);
    display:block;
    width:100%;
    height:60px;
}
.layui-mp-banner-txt {
    position: absolute; 
    right: 10%; 
    bottom: 18%; 
    color: #FFF; 
    text-align: left; 
    font-weight: bold; 
    z-index: 99; 
    font-size:1.5rem; 
    line-height:2rem;
}
.layui-mp-banner-txts{
    width:42%;
    position: absolute; 
    left: 12%; 
    bottom: 18%; 
    color: #FFF; 
    text-align: left; 
    font-weight: bold; 
    z-index: 99; 
    font-size:1.5rem; 
    line-height:2rem;
    border-left:6px solid #FFC000;
    padding-left:10px;
}
.layui-mp-banner-txts span {
    color:#FFC000
}

.layui-flexImg{
    text-align: left; 
    font-weight: bold; 
    font-size:1.5rem; 
    line-height:2rem;
    border-left:6px solid #FFC000;
    padding-left:10px;
}

.layui-flexImg span {
    color:#FFC000
}

.submit-container {
    position: absolute;
    left: 50%;
    bottom: 10%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
    max-width: 80%;
}

.submit {
    font-weight: bold;
    font-size: 18px;
    width: 300px; /* 固定宽度 */
    text-align: center; /* 文字居中 */
}

.submit a {
    padding: 10px 0; /* 垂直padding固定，水平自适应 */
    border-radius: 10px;
    color: #333333;
    display: block; /* 使宽度100%生效 */
    width: 100%; /* 继承父元素宽度 */
    box-sizing: border-box; /* padding包含在宽度内 */
}

.submit-system a:hover {
    background-color: #D5D4D4 !important; /* 悬停时变深一点 */

}

/* 截稿日期按钮样式 */
.submit-deadline a {
    background-color: #FFC000 !important;
}

/* 参会投稿系统按钮样式 */
.submit-system a {
    background-color: #E7E6E6 !important;
}

/* 响应式调整 */
@media(max-width:1280px) {
    .layui-mp-banner-txts {
        width: 38%;
    }

    .submit {
        width: 300px;
        font-size: 1rem;
    }

        .submit a {
            padding: 8px 0;
        }
}

@media(max-width:960px) {
    .layui-mp-banner-txt {
        font-size: 1rem;
        line-height: 1.4rem;
    }

    .submit-container {
        flex-wrap: wrap;
        justify-content: center;
    }

    .submit {
        width: 240px;
        font-size: 1rem;
    }

        .submit a {
            padding: 6px 0;
        }
}

@media(max-width:660px) {
    .layui-mp-banner-txt {
        font-size: 0.5rem;
        line-height: 0.6rem;
    }

    .button_a {
        display: none
    }

    .layui-flexImg {
        font-size: 0.7rem;
    }

    .submit-container {
        bottom: 5%;
        max-width: 95%;
        gap: 10px;
    }

    .submit {
        width: 200px;
        font-size: 0.8rem;
    }

        .submit a {
            padding: 5px 0;
        }
}

/* 其他原有媒体查询保持不变 */
@media(max-width:1024px) {
    .layui-mp-banner-txts {
        display: none
    }
}

@media(min-width:1025px) {
    .layui-flexImg {
        display: none
    }
}

@media(min-width:1500px) {
    .layui-mp-banner-txt {
        font-size: 2rem;
        line-height: 2.5rem;
    }
}

@media(min-width:1250px) {
    .layui-mp-banner-txt {
        font-size: 1.5rem;
        line-height: 2.5rem;
    }
}