@media screen and (max-width:750px) {
	body {
		background: #0850c1;
	}
	.banner{
		width: 100%;
		margin-top: 1rem;
	}
	.mb {
		display: inline-block;
	}

	.wrap {
		padding: .2rem .25rem .5rem;
		box-sizing: border-box;
		background-image: url('../img/shouji.png');
		background-size: cover;
	}
/* 电脑端默认隐藏 */
.nav-placeholder {
    display: none;
}

/* 移动端显示 */
@media screen and (max-width:750px) {
    .nav-placeholder {
        display: block;
        height: 60px;  /* 与导航高度一致 */
    }
}
	.contents {
		margin-top: 1rem;
		top: 0;
		background-image: url("../img/37.png");
	}

	.container {
		width: 100%;
	}

	.header {
		height: .9rem;
		z-index: 10000;
	}

	.header .logo {
		width: 50%;

	}

	.header .menu {
		height: 100%;
	}

	.header .menu-item {
		flex-direction: column;
		height: 100%;
		padding: .03rem .15rem;
		border-radius: .1rem;
	}

	.menu-item span {
		color: #fff;
		font-size: .16rem;
	}

	.menu-item img {
		width: .28rem;
		margin-right: 0;
		margin-bottom: .05rem;
	}

	.heads {
		width: 100%;
	}

	

	.searchs {
		width: 94%;
		display: none;
	}

	.searchs2{
		width: 94%;
		display: block;
		margin: auto;
	}
	.searchs2 .row{
		width: 100%;
		margin-top: .5rem;
		position: relative;
	}
	.searchs2 .mmm {
		width: 100%;
		height: 100%;
		position: absolute;
		left: 0;
		top: 0;
		padding: 0 .2rem 0 .35rem;
		box-sizing: border-box;
	}
	.searchs2 img{
		width: 100%;
		height: .7rem;
	}
	.searchs2 .name{
		width: 1rem;
		font-size: .23rem;
		font-weight: bold;
		color: #a85b18;
	}
	.searchs2 .mmm input {
		width: 3rem;
		height: .5rem;
		outline: none;
		font-size: .2rem;
		color: #000;
		background-color: #a85b18;
		border: none;
		border-radius: .05rem;
		padding: 0 .05rem;
		box-sizing: border-box;
	
	}
	.searchs2 .mmm2 {
		position: relative;
	}
	
	.searchs2 .mmm2 .numbers {
		width: 1rem;
		height: .4rem;
		cursor: pointer;
		position: absolute;
		top: 50%;
		right: .08rem;
		transform: translateY(-50%);
	}
	.searchs2 .mmm2 .numbers img{
		width: 100%;
		height: 100%;
	}
	.searchs2 .mmm2 input {
		width: 2rem;
		height: .5rem;
		outline: none;
		font-size: .2rem;
		color: #000;
		margin-right: .05rem;
		background-color: #a85b18;
		border: none;
		border-radius: .05rem;
		padding: 0 .05rem;
		box-sizing: border-box;
	
	}
	.searchs2 .mmm .sumbit {
		line-height: .5rem;
		font-size: .2rem;
		color: #fff;
		border-radius: .05rem;
		padding: 0 .1rem;
		background-color: #d40909;
		cursor: pointer;
	}
	.title {
		width: 70%;
		height: .5rem;
		line-height: .5rem;
		text-align: center;
		background-image: url('../img/3.png');
		background-size: 100% 100%;
		font-size: .2rem;
		font-weight: bold;
		color: #000;
		text-align: center;
		margin: auto;
		position: relative;
		transform: translateY(-50%);
	}
	.info {
		width: 90%;
		margin: .0 auto;
		font-size: .18rem;
			line-height: .28rem;
		color: #fff;
	}

	.info span, .info p{
		font-size: .22rem;
	}

	.showPost {
		padding: 10px 20px;
		background-color: rgba(0, 0, 0, 0.8);
		border-radius: 10px;
		font-size: 12px;
		color: #fff;
		position: fixed;
		left: 50%;
		top: 50%;
		transform: translate(-50%, -50%);
		z-index: 1000;
		display: none;
	}

	.showRedpag .box{
		width: 4rem;
	}
	.showRedpag .box .integral {
		font-size: .45rem;
		color: #000;
		position: absolute;
		left: 50%;
		top: 43%;
		transform: translateX(-69%);
	}
  nav {
        height: 60px;
        position: fixed;
        bottom: 0;
        width: 100%;
        display: -webkit-box;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        background: #d2e9fd;
        z-index: 9999;
    }

    /* ===== 只改这里 ===== */
    nav a {
        position: relative;
        display: -webkit-box;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -webkit-flex-direction: column;
        -ms-flex-direction: column;
        flex-direction: column;
        -webkit-box-align: center;
        -webkit-align-items: center;
        -ms-flex-align: center;
        align-items: center;
        -webkit-box-pack: center;
        -webkit-justify-content: center;
        -ms-flex-pack: center;
        justify-content: center;
        -webkit-box-flex: 1;
        -webkit-flex: 1;
        -ms-flex: 1;
        flex: 1;
        height: 100%;           /* 52px → 100% */
        text-align: center;
        color: #413908;
        font-size: 0.7rem;
    }

    /* ===== 删除多余的定位，改为正常排列 ===== */
    nav span {
        display: block;
        font-size: 12px;
        line-height: 1.2;
        /* 删除 position: absolute; left: 0; width: 100%; bottom:0; */
    }

    nav img {
        display: block;
        width: 26px;
        height: 26px;
        margin-bottom: 2px;
        /* 删除 position: relative; top: -25px; */
    }
}