@charset 'UTF-8';
/*
 * Beautiful Color
 */
/*
 * 垂直居中
 */
/*
 * 设置placeholder样式
 */
/*
 * flex 居中
 */
*
{
    box-sizing: border-box;
}

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

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

ul,
ol
{
    list-style: none;
}

body
{
    display: -webkit-box;
    display: flex;
    overflow: hidden; 

    width: 100vw;
    height: 100vh;

    -webkit-box-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    align-items: center;
}

h1
{
    font-family: 'Segoe UI'; 

    color: #fff;
}

.size,
h1
{
    font-size: 50px;
}