base.css

body {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

body,
h1,h2,h3,h4,h5,h6, hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
legend,
button,
input,
textarea,
th,
td {
    margin: 0;
    padding: 0;
}

body,
button,
input,
select,
textarea {
    font-size: 15px;
    color: #000000;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%;
}

ul,
ol {
    list-style: none;
}

a {
    text-decoration: none;
    color: #000;
}



fieldset,
img {
    border-radius: 12px;
    margin-bottom: 20px;
}
button,
input,
select,
textarea {
    font-size: 100%;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}


.baseWidth {
    width: 1200px;
    margin: 0 auto;
}

.clearfix::after {
    content: "";
    display: block;
    clear: both;
}

.fl {
    float: left;
}

.fr {
    float: right;
}