body,p,h1,h2,h3,h4,h5,h6,ul,ol,dl,li,dt,dd{
    margin: 0;
    padding: 0;
}

html,body{
    background: #FFFFFF;
    box-sizing: border-box;
    overflow-x: hidden;
}

input,img{
    margin: 0;
    padding: 0;
    border: 0 none;
    outline-style: none;
    vertical-align: bottom;
}

a,a:active,a:visited{
    text-decoration: none;
}

a:hover{
    color:#333;
}

.flex-center{
    display: flex;
    align-items: center;
    justify-content: center;
}
.flex-between{
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav .menu{
    margin-right: 32px;
    height: 66px;
    line-height: 66px;
    display: flex;
}
.nav .menu .item{
    margin-right: 32px;
}
.nav .menu .active::after{
    height: 2px;
    content: " ";
    display: block;
    width: 100%;
    background: #fff;
    margin: -19px auto;
}
.nav .menu a{
    font-size: 14px;
    color: #fff;
}

footer{
    text-align: center;
    width: 100%;
    font-size: 14px;
    color: #4e4e4e;
    line-height: 30px;
    padding-bottom: 40px;
}
footer a{
    color: #4e4e4e;
}
footer a:hover{
    text-decoration: underline;
}