body{
    margin: 0;
    padding: 0;
    background: linear-gradient(to bottom, #FCFCFC, #EEF1F0, #FFFFFF);
}

a:hover{
    color: #000;
}

/**头部*/
.common_header_nav{
    width: 100%;
    height: 70px;
    position: fixed;
    top: 0;
    z-index: 9;
    /*box-shadow: 10px 2px 10px #ddd;*/
    background-color: #1F453D;
}
.common_header_nav .content{
    /* width: 1200px;
    margin: 0 auto;
    clear: both;
    height: 70px; */
    /* padding-left: 182px; */
    height: 70px;
    display: flex;
}
.common_header_nav .content .left{
    width: 20%;
    display: flex;
    align-items: center;
    padding-left: 10px;
}

.common_header_nav .content .left input {
    width: 200px;
    height: 30px;
    border-style: none;
    border-radius: 100px;
    padding-left: 15px;
    background-color: #ffffff;
}

.common_header_nav .content .left input::placeholder {
    color: black;
}

.common_header_nav .content .left img{
    /* margin-top: 13px; */
    transform: scale(1);
    padding-right: 10px;

}
.common_header_nav .content .left text{
    font-size: 16px;
    letter-spacing: 1px;
    font-weight: 600;
    position: relative;
    bottom: 16px;
    /*left: 10px;*/
    font-size: large;
}



.common_header_nav .content .middle{
    width: 70%;
    display: flex;
    font-size: 15px;
    color: #ffffff;
}
.common_header_nav .content .middle ul{
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}
.common_header_nav .content .middle ul li{
    text-align: center;
}

.common_header_nav .content .middle ul li a {
    color: #ffffff;
    font-size: large;
    font-weight: bold;
}

/* .common_header_nav .content .middle ul li div{
    width: 20px;
    height: 3px;
    background: #38DAA6;
    margin: 0 auto;
    margin-top: 10px;
} */

.common_header_nav .content .right{
    width: 15%;
    height: 70px;
}
/* .common_header_nav .content .right .search{
    width: 190px;
    height: 25px;
    overflow: hidden;
    border-radius: 40px;
    clear: both;
    margin-top: 24px;
    margin-left: 40px;
    float: left;
    border: 1px solid #00CC7E;
} */
/* .common_header_nav .content .right .search input{
    border: 0;
    height: 100%;
    background: #ffffff;
    text-indent: 10px;
    color: #000;
    width: 142px;
    float: left;

} */
/* .common_header_nav .content .right .search #search{
    float: left;
    width: 48px;
    color: #fff;
    text-align: center;
    line-height: 25px;
    background: #38DAA6;
    font-size: 12px;
    border: 0;
    outline: none;
} */
.common_header_nav .content .right .login{
    width: 100%;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}

.common_header_nav .content .right .login .operate{
    /* float: left; */
    width: 40%;
    height: 70px;
    background-color: rgba(0, 0, 0, 0);
    border-style: none;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    color: #ffffff;
}

/* .common_header_nav .content .right .login .log_or_reg{
    font-size: 13px;
    margin-top: 26px;
    margin-left: 47px;
    cursor:pointer;
} */
/* .common_header_nav .content .right .login .login_info{
    margin-top: 23px;
    margin-left: 47px;
} */

.common_header_nav .content .right .login_info{
    width: 100%;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    border-style: none;
    background-color: rgba(0, 0, 0, 0);
}

.common_header_nav .content .right .login_info .username {
    color: #ffffff;
    padding-left: 15px;
    font-size: 15px;
}

/* .common_header_nav .content .right .login .login_info .avatar{
    width: 27px;
    height: 27px;
    border-radius: 27px;
} */

.common_header_nav .content .right .drop-down-div {
    padding-top: 15px;
}

.common_header_nav .content .right .drop_down {
    width: 80%;
    background-color: rgb(75, 97, 93, 0.4);
    border: 2px solid #ffffff;
    border-radius: 5px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-evenly;
    height: 90px;
}

.common_header_nav .content .right .drop_down_hidden {
    display: none;
}

.common_header_nav .content .right .drop_down .line {
    width: 80%;
    height: 0;
    border: 1px solid #ffffff;
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
}

.common_header_nav .content .right .drop_down li {
    width: 95%;
    height: 28px;
    line-height: 28px;
    text-align: center;
}

.common_header_nav .content .right .drop_down li a {
    color: #ffffff;
}

.common_header_nav .content .right .drop_down li a:hover {
    color: #f1f1f1;
}

/* .common_header_nav .content .right .login .login_info .drop_down{
    width: 80px;
    height: 180px;
    position: relative;
    right: 26px;
    background: url('../images/common/drop_down.png') no-repeat;
    background-size: 100% 100%;
    text-align: center;
} */
.common_header_nav .content .right .login .login_info .drop_down .gard{
    width: 50px;
    height: 18px;
    border: 1px solid #969696;
    margin: 0 auto;
    position: relative;
    top: 22px;
    border-radius: 20px;
    color: #969696;
    font-size: 12px;
    text-align: center;
    line-height: 18px;

    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow:ellipsis;
}
.common_header_nav .content .right .login .login_info .drop_down .li1{
    /* margin-top: 30px; */
}
.common_header_nav .content .right .login .login_info .drop_down .li1 a:hover{
    color: #000;
}
.common_header_nav .content .right .login .login_info .drop_down .li2{
    margin-top: 5px;
}
.common_header_nav .content .right .login .login_info .drop_down .li2 a:hover{
    color: #000;
}

/**
 公共背景
*/
.common-body {
    margin-top: 70px;
}

/**选择年级*/
.common_garde{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 11;
    background: rgba(0, 0, 0, 0.5);
    display: none;
}
.common_garde .content{
    position: relative;
    top: 30%;
    width: 420px;
    height: 220px;
    background: #fff;
    margin: 0 auto;
    border-radius: 12px;
}
.common_garde .tips{
    width: 100%;
    height: 75px;
    background: #F3FDFA;
    border-radius: 10px 10px 0 0;
    text-indent: 30px;
}
.common_garde .tips .text1{
    font-size: 15px;
    letter-spacing: 1px;
    font-weight: 600;
    position: relative;
    top: 16px;
}
.common_garde .tips .text2{
    margin-top: 20px;
    font-size: 10px;
    letter-spacing: 1px;
}
.common_garde .grade{
    height: 125px;
    width: 100%;
    overflow-y: auto;
    padding-bottom: 20px;
}
.common_garde .grade .list{
    clear: both;
    overflow: hidden;
}
.common_garde .grade .list .left{
    float: left;
    margin-top: 29px;
    width: 54px;
    text-align: right;

    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow:ellipsis;
}
.common_garde .grade .list .right{
    float: left;
    margin-top: 22px;
    margin-left: 10px;
    width: 335px;
}
.common_garde .grade .list .right .li{
    float: left;
    padding: 1px 10px 2px 10px;
    border-radius: 20px;
    color: #000;
    font-size: 10px;
    margin-left: 15px;
    margin-top: 8px;
}
.common_garde .grade .list .right .li.on{
    background: #38DAA6;
    color: #fff;
}

/***添加收货地址*/
.common_addr{
    width: 100%;
    position: fixed;
    top: 70px;
    right: 0;
    left: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 11;
    /* display: none; */
}
.common_addr_content{
    width: 580px;
    height: 440px;
    background: #fff;
    margin: 0 auto;
    margin-top: 9%;
}
.common_addr_content_top{
    background: #F6F6F6;
    padding: 15px 20px 15px 30px;
    font-size: 16px;
    font-weight: 600;
}
.common_addr_content_top_tips{
    font-size: 13px;
    font-weight: 100;
}
.common_addr_content_top_img{
    float: right;
    width: 14px;
    margin-top: 6px;
}
.common_addr_content_li{
    margin-top: 15px;
}
.common_addr_content_li_xing{
    color: #FF3032;
    margin-left: 50px;
}
.common_addr_content_li_text{
    font-size: 15px;
}
.common_addr_content_li_input{
    width: 380px;
    border: 1px solid #F3F3F3;
    height: 35px;
    text-indent: 10px;
    font-size: 15px;
}
.common_addr_content_li_textarea{
    width: 360px;
    height: 60px;
    padding: 10px;
    border: 1px solid #F3F3F3;
    resize: none;
    font-size: 15px;
    outline: none;
}
.common_addr_content_sub{
    width: 115px;
    height: 40px;
    border: 0;
    outline: none;
    background: #38DAA6;
    color: #fff;
    border-radius: 5px;
    margin: 0 auto;
    display: block;
    margin-top: 40px;
    font-size: 15px;
}





/**登录*/
.common_login{
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 11;
}
.common_login .content{
    position: relative;
    width: 425px;
    height: 450px;
    margin: 0 auto;
    top: 25%;
    background: #fff;
    border-radius: 20px;
}
.common_login .content .close{
    clear: both;
    overflow: hidden;
}
.common_login .content .close .imgfan{
    float: left;
    width: 10px;
    height: 16px;
    margin-left: 20px;
    margin-top: 20px;
}
.common_login .content .close .imgx{
    width: 30px;
    float: right;
    margin-top: 15px;
    margin-right: 15px;
}

.common_login .content .sitename{
    text-align: center;
    font-size: 19px;
    font-weight: 600;
    letter-spacing: 1px;
    color: #000;
}

.common_login .content .info{
    margin: 0 auto;
    margin-top: 43px;
    width: 300px;
}
.common_login .content .info .type{
    display: flex;
}
.common_login .content .info .type .logintype{
    flex: 1;
    text-align: center;
}
.common_login .content .info .type .logintype .heng{
    width: 23px;
    height: 2px;
    background: #38DAA6;
    margin: 0 auto;
    margin-top: 4px;
}

.common_login .content .info .inputs{
    margin-top: 25px;
}
.common_login .content .info .inputs .input1{
    width: 100%;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    color: #000;
}
.common_login .content .info .inputs .input2{
    width: 100%;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    margin-top: 20px;
    color: 000;
}
.common_login .content .info .inputs .forget{
    color: #C7C7C7;
    font-size: 10px;
    float: right;
    margin-top: 13px;
    cursor:pointer;
}
.common_login .content .info .login{
    margin-top: 15px;
    background: #38DAA6;
    border: 0;
    width: 100%;
    height: 35px;
    border-radius: 25PX;
    color: #fff;
    font-size: 14px;
    letter-spacing: 1px;
    outline:none;
}
.common_login .content .info .reg{
    margin-top: 30px;
    background: #38DAA6;
    border: 0;
    width: 100%;
    height: 35px;
    border-radius: 25PX;
    color: #fff;
    font-size: 14px;
    letter-spacing: 1px;
    outline:none;
}
.common_login .content .info .fortrue{
    margin-top: 30px;
    background: #38DAA6;
    border: 0;
    width: 100%;
    height: 35px;
    border-radius: 25PX;
    color: #fff;
    font-size: 14px;
    letter-spacing: 1px;
    outline:none;
}

.common_login .content .info .tips{
    text-align: center;
    margin-top: 15px;
}

.common_login .content .info .third{
    display: flex;
    margin-top: 22px;
}
.common_login .content .info .third .li{
    flex: 1;
    text-align: center;
}
.common_login .content .info .third .li .wx_img{
    width: 30px;
}
.common_login .content .info .third .li .qq_img{
    width: 30px;
}
.common_login .content .info .third .li .text{
    color: #969696;
    margin-top: 3px;
}

.common_login .content .info .inputs1{
    margin-top: 25px;
}
.common_login .content .info .inputs1 .input3{
    width: 100%;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    color: #000;
}
.common_login .content .info .inputs1 .input4{
    width: 165px;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    margin-top: 20px;
    color: 000;
}
.common_login .content .info .inputs1 .getLoginCode{
    float: right;
    margin-top: 25px;
    border-bottom: 1px solid #DCDCDC;
    height: 24px;
    color: #38DAA6;
}
.common_login .content .info .inputs1 .forget{
    color: #C7C7C7;
    font-size: 10px;
    float: right;
    margin-top: 13px;
    cursor:pointer;
}


.common_login .content .info .inputs2{
    margin-top: 25px;
}
.common_login .content .info .inputs2 .input5{
    width: 100%;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    color: #000;
}
.common_login .content .info .inputs2 .input6{
    width: 165px;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    margin-top: 20px;
    color: 000;
}
.common_login .content .info .inputs2 .input7{
    width: 100%;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    margin-top: 20px;
    color: #000;
}
.common_login .content .info .inputs2 .getRegCode{
    float: right;
    margin-top: 25px;
    border-bottom: 1px solid #DCDCDC;
    height: 24px;
    color: #38DAA6;
}


.common_login .content .info .inputs3{
    margin-top: 25px;
}
.common_login .content .info .inputs3 .input8{
    width: 100%;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    color: #000;
}
.common_login .content .info .inputs3 .input9{
    width: 165px;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    margin-top: 20px;
    color: 000;
}
.common_login .content .info .inputs3 .input10{
    width: 100%;
    height: 30px;
    border: 0;
    border-bottom: 1px solid #DCDCDC;
    margin-top: 20px;
    color: #000;
}
.common_login .content .info .inputs3 .getForgetCode{
    float: right;
    margin-top: 25px;
    border-bottom: 1px solid #DCDCDC;
    height: 24px;
    color: #38DAA6;
}


/**公共底部*/
.common_footer{
    width: 100%;
    background: #f1f1f1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.common_footer .logo {
    width: 80%;
    height: 100px;
    padding: 25px 0;
    position: relative;
    text-align: left;
}

.common_footer .logo img {
    width: 65px;
    height: 65px;
}

.common_footer .logo p {
    font-size: 25px;
    line-height: 25px;
    font-weight: bold;
    /* position: absolute;
    top: 60%;
    background-color: #f1f1f1; */
}

.common_footer .with-us {
    width: 80%;
}

.common_footer .with-us ul {
    display: grid;
    grid-template-columns: 30% 30% 30%;
}

.common_footer .with-us ul li {
    padding: 20px 0;
    text-align: left;
}

.common_footer .contact {
    width: 80%;
    padding: 50px 0;
}

.common_footer .contact .title {
    font-size: 25px;
    text-align: left;
    line-height: 25px;
    font-weight: bold;
}

.common_footer .contact ul {
    margin-top: 25px;
    display: grid;
    grid-template-columns: 30% 30% 30%;
    justify-items: start;
}

.common_footer .contact ul  li {
    text-align: left;
}

.common_footer .content{
    width: 703px;
    margin: 0 auto;
    clear: both;
    overflow: hidden;
    height: 140px;
    position: relative;
    top: 30px;
}
.common_footer .content .left{
    float: left;
    width: 190px;
    height: 100%;
    text-align: center;
    color: #fff;
    border-right: 1px solid #3C3C3C;
}
.common_footer .content .left img{
    margin-top: 20px;
}
.common_footer .content .left .text{
    font-size: 17px;
    margin-top: 11px;
    font-weight: 600;
}

.common_footer .content .next{
    float: left;
    text-align: center;
    color: #fff;
    font-size: 15px;
    width: 160px;
    border-right: 1px solid #3C3C3C;
}
.common_footer .content .next img{
    width: 100px;
    height: 100px;
    margin-top: 13px;
}

.common_footer .content .middle{
    float: left;
    text-align: center;
    color: #fff;
    font-size: 15px;
    width: 160px;
    border-right: 1px solid #3C3C3C;
}
.common_footer .content .middle img{
    width: 100px;
    height: 100px;
    margin-top: 13px;
}

.common_footer .content .right{
    float: left;
    width: 190px;
    height: 100%;
    text-align: center;
    color: #fff;
    padding-top: 4px;
}

.right_guanyu_title {
    font-size: 15px;
}

.common_footer .content .right a {
    color: #969696;
}

.common_footer .content .right img{
    width: 27px;
    margin-top: 19px;
}
.common_footer .content .text1{
    font-size: 12px;
    font-weight: 600;
    margin-top: 7px;
}
.common_footer .content .text2{
    color: #969696;
    font-size: 12px;
    margin-top: 7px;
}

.common_footer .content .text3{
    color: #969696;
    font-size: 12px;
    margin-top: 7px;
}

.common_footer .you_url{
    margin: 0 auto;
    margin-top: 55px;
    border-top: 1px solid #3C3C3C;
    border-bottom: 1px solid #3C3C3C;
    padding-top: 12px;
    padding-bottom: 12px;
    clear: both;
    overflow: hidden;
    padding-left: 30px;
    display: table;
    padding-right: 30px;
}
.common_footer .you_url .li{
    float: left;
    color: #969696;
    padding-left: 15px;
    padding-right: 15px;
    border-right: 1px solid #969696;
    height: 12px;
}
.common_footer .you_url .li text{
    position: relative;
    bottom: 3px;
}

.common_footer .copyright{
    text-align: center;
    color: #969696;
    margin-top: 23px;
}





/**公共方法*/
.c969696{
    color: #969696;
}
.black{
    color: #000;
}
.olda:hover{
    color: #000;
}
.on{
    color:#38DAA6;
}
.on:hover{
    color:#38DAA6;
}

.white{
    color:#fff;
}
.none{
    display: none;
}
.block{
    display: block;
}
.line_one{
    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow:ellipsis;
}
.line_two{
	word-break:break-all;
	display:-webkit-box;
	-webkit-line-clamp:2;
	-webkit-box-orient:vertical;
	overflow:hidden;
}

/*滚动条*/
::-webkit-scrollbar {
    width: 14px;
    height: 14px;
}

::-webkit-scrollbar-track,
::-webkit-scrollbar-thumb {
    border-radius: 999px;
    border: 5px solid transparent;
}

::-webkit-scrollbar-track {
    box-shadow: 1px 1px 5px rgba(0,0,0,.2) inset;
}

::-webkit-scrollbar-thumb {
    min-height: 20px;
    background-clip: content-box;
    box-shadow: 0 0 0 5px rgba(0,0,0,.2) inset;
}

::-webkit-scrollbar-corner {
    background: transparent;
}

#common-title {
    width: 80%;
    margin: 0 auto;
    margin-top: 90px;
    color: #23453E;
    font-weight: 700;
    font-size: 28px;
    line-height: 80px;
    margin-bottom: 20px;
}

.hover-big-1-1:hover {
    transform: scale(1.1);
}