body {
    height: 100%;
    -moz-osx-font-smoothing: grayscale;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Arial, sans-serif;
}

label {
    font-weight: 700;
}

html {
    height: 100%;
    box-sizing: border-box;
}

.w {
    margin: auto;
    text-align: center;
    /* display: inline-block; */
}

ul,
li {
    list-style: none;
}


/*手机*/

@media screen and (min-width:0) {
    .w {
        width: 100%;
    }
    .w::after {
        content: "手机";
        display: none;
    }
}


/*小平板*/

@media screen and (min-width:768px) {
    .w {
        width: 750px;
    }
    .w::after {
        content: "小平板";
        display: none;
    }
}


/*大平板*/

@media screen and (min-width:992px) {
    .w {
        width: 990px;
    }
    .w::after {
        content: "大平板";
        display: none;
    }
}


/*pc*/

@media screen and (min-width:1200px) {
    .w {
        width: 1200px;
    }
    .w::after {
        content: "pc";
        display: none;
    }
}

*,
*:before,
*:after {
    padding: 0;
    margin: 0;
    box-sizing: inherit;
}

a:focus,
a:active {
    outline: none;
}

a,
a:focus,
a:hover {
    cursor: pointer;
    color: inherit;
    text-decoration: none;
}

div:focus {
    outline: none;
}

.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}

.right-arrow {
    margin: 0 5px 0 5px;
    display: inline-block;
    height: 8px;
    width: 8px;
    border-width: 1px 1px 0 0;
    border-color: #999;
    border-style: solid;
    transform: matrix(0.71, 0.71, -0.71, 0.71, 0, 0);
}

::-webkit-scrollbar {
    background: transparent;
    width: 10px;
    height: 10px
}

::-webkit-scrollbar-thumb {
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    background-color: #cccedb;
    width: 6px;
    height: 6px;
    border: 2px solid transparent;
    background-clip: content-box
}

::-webkit-scrollbar-track {
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    background-color: #fafafa
}

h3 {
    color: #505050;
}