html, body {
    width: 100%;
    height: 100%;
    background-color: #fffefe;
}

* {
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
}

.w {
    width: 16.25rem;
    margin: 0 auto;
}

/* 吸顶导航 */

.nav-height {
    position: relative;
    height: .8375rem;
}

.nav-wrap {
    width: 100%;
    height: .8375rem;
    background: #fffefe;
}

.nav-wrap.navFix {
    position: fixed;
    top: 0;
    left: 0;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
    /* border-bottom: 1px solid #e3e3e3\9; */
    z-index: 99999;
}

.nav-wrap ul {
    padding: 0;
    margin: 0 auto;
    width: 100%;
    height: 100%;
    display: block;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-wrap.navFix ul {
    border-bottom: 0;
}

.nav-wrap li {
    height: 100%;
    line-height: .8375rem;
}

.nav-wrap li a {
    display: block;
    /* padding: 0 20px; */
    color: #a0a0a0;
    font-size: .325rem;
    text-decoration: none;
}

.nav-wrap li a:hover {
    color: #1a73e8;
}

.nav-wrap li+li {
    margin-left: 10%;
}

.nav-wrap li a.active {
    border-bottom: 2px solid #1a73e8;
    color: #1a73e8;
}

.nav-mobile {
    display: none;
    font-weight: bold;
    width: 100%;
}

.click-me {
    width: 150px;
    height: 30px;
    background: #4680d1;
    color: white;
    text-align: center;
    line-height: 30px;
}

.click-me a {
    display: block;
    color: white;
}

.main_text {
    width: 100%;
    height: 5.5rem;
    margin: 0 auto;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.main_text h3 {
    font-size: .475rem;
    color: #343434;
    margin: .8125rem 0 .5rem;
    font-weight: 500;
}

.main_text p {
    width: 15.6875rem;
    font-size: .275rem;
    color: #000;
    line-height: 2;
    text-align: center;
}

/* .main_text p:nth-child(3) {
    margin-bottom: .875rem;
} */

.color {
    width: 100%;
    height: 9.375rem;
    background-color: #f5f7fa;
}

.banner {
    width: 24rem;
    height: 9.375rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: url(../images3/programme-insert/banner_bg.png) no-repeat;
    background-size: cover;
    background-position: center center;
    position: relative;
}

.banner h3 {
    font-size: .475rem;
    color: #343434;
    margin: .5625rem 0;
    font-weight: 500;
}

.b_text {
    width: 2.0625rem;
    height: .625rem;
    position: absolute;
    /* top: 42%; */
    /* left: 51%; */
    top: 3.875rem;
    left: 12.25rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
}

.b_text2 {
    width: 2.0625rem;
    height: .625rem;
    position: absolute;
    top: 55%;
    left: 51%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
}

.b_text3 {
    width: 2.0625rem;
    height: .625rem;
    position: absolute;
    top: 69%;
    left: 51%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
}

.b_text span, .b_text2 span, .b_text3 span {
    font-size: .25rem;
    color: #000;
    font-weight: 500;
}

.goods {
    width: 100%;
    height: .25rem;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.goods img {
    width: 1rem;
    height: .25rem;
}

.img_l {
    animation: myfirst_l 3s infinite;
}

.img_r {
    animation: myfirst_r 3s infinite;
}

@keyframes myfirst_l {
    0% {
        transform: translate(0px, 0px);
    }
    50% {
        transform: translate(-10px, 0px);
    }
    100% {
        transform: translate(0px, 0px);
        /* display: none; */
        transform: scale(0);
    }
}

@keyframes myfirst_r {
    0% {
        transform: translate(0px, 0px);
    }
    50% {
        transform: translate(10px, 0px);
    }
    100% {
        transform: translate(0px, 0px);
        /* display: none; */
        transform: scale(0);
    }
}

.main_mid {
    width: 100%;
    height: 8rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #fff;
}

.mid_text {
    width: 15.9375rem;
    height: 3.0625rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: .4375rem;
}

.mid_text h3 {
    font-size: .475rem;
    color: #343434;
    margin: .8125rem 0 .625rem;
    font-weight: 500;
}

.mid_text p {
    width: 15.9375rem;
    font-size: .275rem;
    color: #000;
    line-height: 2;
    text-align: center;
}

.mid_box {
    width: 15.9375rem;
    height: 3.4375rem;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.mid_pic {
    width: 2.9375rem;
    height: 3.4375rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    /* border: 2px solid darkslategray; */
    box-shadow: darkgrey 5px 5px 15px 2px;
    position: relative;
    transition: all 0.5s;
    cursor: pointer;
}

.mid_pic:hover {
    transform: translateY(-.25rem);
}

.mid_pic img {
    width: 100%;
    height: 2.125rem;
}

.mid_pic .icon {
    width: 100%;
    height: 1.3125rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mid_pic .icon img {
    width: .4375rem;
    height: .4375rem;
    margin-right: .125rem;
}

.mid_pic .icon span {
    font-size: .275rem;
    color: #343434;
    font-weight: 500;
}

.main_bot {
    width: 100%;
    height: 10rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: url(../images3/programme-insert/bg.png) no-repeat;
    background-size: cover;
    background-position: center center;
}

.main_bot h3 {
    font-size: .475rem;
    color: #343434;
    margin: .75rem 0;
    font-weight: 500;
}

.bot_box {
    width: 15.625rem;
    height: 7.05rem;
    background-color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-around;
    overflow: hidden;
}

.box1 {
    width: 5.125rem;
    height: 5.625rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
}

.box1 img {
    width: 1.075rem;
    height: 1.075rem;
    margin: .4375rem 0;
}

.box1 h4 {
    font-size: .275rem;
    color: #343434;
    margin: 0 0 .575rem;
    font-weight: 500;
}

.box1 p {
    width: 80%;
    font-size: .25rem;
    color: #999;
    line-height: 2;
}

.bot_box div+div {
    border-left: 2px solid #f4f4f4;
}

.box1:hover {
    transform: translateY(-.25rem);
    transition: all 0.6s;
}