style.css

@media screen and (min-width: 768px) {
    body {
        width: 748px;
        margin: 40px auto;
    }
}


/*!
 * Mifa v0.2.0
 * https://github.com/phodal/mifa#readme
 *
 * Copyright (c) 2018 Phodal Huang
 * Licensed under the MIT license
 */

.color-primary {
  color: #384452;
  background-color: #384452;
}

.color-grey {
  color: #d1d8df;
  background-color: #d1d8df;
}

.color-green {
  color: #1abc9c;
  background-color: #1abc9c;
}

.color-dark-grey {
  color: #5e6772;
  background-color: #5e6772;
}

.color-blue {
  color: #23B7F3;
  background-color: #23B7F3;
}

.color-code-grey {
  color: #eef1f5;
  background-color: #eef1f5;
}

.color-red {
  color: #f53d3d;
  background-color: #f53d3d;
}

.color-yellow {
  color: #ffff3a;
  background-color: #ffff3a;
}

.color-light-grey {
  color: #fdfdfd;
  background-color: #fdfdfd;
}

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

html {
  box-sizing: border-box;
  font-size: 62.5%;
}

body {
  color: #384452;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimSun, sans-serif;
  font-size: 1.6em;
  font-weight: 300;
  letter-spacing: .01em;
  line-height: 1.6;
}

blockquote {
  border-left: 0.3rem solid #1abc9c;
  margin-left: 0;
  margin-right: 0;
  padding: 1rem 1.5rem;
}

blockquote *:last-child {
  margin-bottom: 0;
}

q:before {
  color: #1abc9c;
  content: open-quote;
  font-size: 4em;
  line-height: 0.1em;
  margin-right: 0.25em;
  vertical-align: -0.4em;
}

q:after {
  content: none;
}

.button,
button,
input[type='button'],
input[type='reset'],
input[type='submit'] {
  background-color: #384452;
  border: 0.1rem solid #384452;
  border-radius: .4rem;
  color: #fff;
  cursor: pointer;
  display: inline-block;
  font-size: 1.1rem;
  font-weight: 700;
  height: 3.8rem;
  letter-spacing: .1rem;
  line-height: 3.8rem;
  padding: 0 3.0rem;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.button:focus, .button:hover,
button:focus,
button:hover,
input[type='button']:focus,
input[type='button']:hover,
input[type='reset']:focus,
input[type='reset']:hover,
input[type='submit']:focus,
input[type='submit']:hover {
  background-color: #1abc9c;
  border-color: #1abc9c;
  color: #fff;
  outline: 0;
}

.button[disabled],
button[disabled],
input[type='button'][disabled],
input[type='reset'][disabled],
input[type='submit'][disabled] {
  cursor: default;
  opacity: .5;
}

.button[disabled]:focus, .button[disabled]:hover,
button[disabled]:focus,
button[disabled]:hover,
input[type='button'][disabled]:focus,
input[type='button'][disabled]:hover,
input[type='reset'][disabled]:focus,
input[type='reset'][disabled]:hover,
input[type='submit'][disabled]:focus,
input[type='submit'][disabled]:hover {
  background-color: #384452;
  border-color: #384452;
}

.button.button-outline,
button.button-outline,
input[type='button'].button-outline,
input[type='reset'].button-outline,
input[type='submit'].button-outline {
  background-color: transparent;
  color: #384452;
}

.button.button-outline:focus, .button.button-outline:hover,
button.button-outline:focus,
button.button-outline:hover,
input[type='button'].button-outline:focus,
input[type='button'].button-outline:hover,
input[type='reset'].button-outline:focus,
input[type='reset'].button-outline:hover,
input[type='submit'].button-outline:focus,
input[type='submit'].button-outline:hover {
  background-color: transparent;
  border-color: #1abc9c;
  color: #1abc9c;
}

.button.button-outline[disabled]:focus, .button.button-outline[disabled]:hover,
button.button-outline[disabled]:focus,
button.button-outline[disabled]:hover,
input[type='button'].button-outline[disabled]:focus,
input[type='button'].button-outline[disabled]:hover,
input[type='reset'].button-outline[disabled]:focus,
input[type='reset'].button-outline[disabled]:hover,
input[type='submit'].button-outline[disabled]:focus,
input[type='submit'].button-outline[disabled]:hover {
  border-color: inherit;
  color: #384452;
}

.button.button-clear,
button.button-clear,
input[type='button'].button-clear,
input[type='reset'].button-clear,
input[type='submit'].button-clear {
  background-color: transparent;
  border-color: transparent;
  color: #384452;
}

.button.button-clear:focus, .button.button-clear:hover,
button.button-clear:focus,
button.button-clear:hover,
input[type='button'].button-clear:focus,
input[type='button'].button-clear:hover,
input[type='reset'].button-clear:focus,
input[type='reset'].button-clear:hover,
input[type='submit'].button-clear:focus,
input[type='submit'].button-clear:hover {
  background-color: transparent;
  border-color: transparent;
  color: #1abc9c;
}

.button.button-clear[disabled]:focus, .button.button-clear[disabled]:hover,
button.button-clear[disabled]:focus,
button.button-clear[disabled]:hover,
input[type='button'].button-clear[disabled]:focus,
input[type='button'].button-clear[disabled]:hover,
input[type='reset'].button-clear[disabled]:focus,
input[type='reset'].button-clear[disabled]:hover,
input[type='submit'].button-clear[disabled]:focus,
input[type='submit'].button-clear[disabled]:hover {
  color: #384452;
}

code {
  background: #eef1f5;
  border-radius: .4rem;
  font-size: 86%;
  margin: 0 .2rem;
  padding: .2rem .5rem;
  white-space: nowrap;
}

pre {
  background: #eef1f5;
  border-left: 0.3rem solid #1abc9c;
  overflow-y: hidden;
}

pre > code {
  border-radius: 0;
  display: block;
  padding: 1rem 1.5rem;
  white-space: pre;
}

hr {
  border: 0;
  border-top: 0.1rem solid #384452;
  margin: 3.0rem 0;
}

input[type='email'],
input[type='number'],
input[type='password'],
input[type='search'],
input[type='tel'],
input[type='text'],
input[type='url'],
input:not([type]),
textarea,
select {
  -webkit-appearance: none;
     -moz-appearance: none;
          appearance: none;
  background-color: transparent;
  border: 0.1rem solid #d1d8df;
  border-radius: .4rem;
  box-shadow: none;
  box-sizing: inherit;
  height: 3.8rem;
  padding: .6rem 1.0rem;
  width: 100%;
}

input[type='email']:focus,
input[type='number']:focus,
input[type='password']:focus,
input[type='search']:focus,
input[type='tel']:focus,
input[type='text']:focus,
input[type='url']:focus,
input:not([type]):focus,
textarea:focus,
select:focus {
  border-color: #1abc9c;
  outline: 0;
}

select {
  background: url('data:image/svg+xml;utf8,<svg width="28" height="15" viewBox="0 0 28 15" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><polygon fill="%235e6772" id="Shape" points="14.3216327 0 7.99510204 5.87878267 1.67836735 0.00773727648 0 1.56757221 7.99510204 9 16 1.55983494"></polygon></svg>') center right no-repeat;
  padding-right: 3.0rem;
}

select:focus {
  background-image: url('data:image/svg+xml;utf8,<svg width="28" height="15" viewBox="0 0 28 15" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><polygon fill="%231abc9c" id="Shape" points="14.3216327 0 7.99510204 5.87878267 1.67836735 0.00773727648 0 1.56757221 7.99510204 9 16 1.55983494"></polygon></svg>');
}

textarea {
  min-height: 6.5rem;
}

label,
legend {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: .5rem;
}

fieldset {
  border-width: 0;
  padding: 0;
}

input[type='checkbox'],
input[type='radio'] {
  display: inline;
}

.label-inline {
  display: inline-block;
  font-weight: normal;
  margin-left: .5rem;
}

.container {
  margin: 0 auto;
  max-width: 112.0rem;
  padding: 0 2.0rem;
  position: relative;
  width: 100%;
}

.row {
  display: flex;
  flex-direction: column;
  padding: 0;
  width: 100%;
}

.row.row-no-padding {
  padding: 0;
}

.row.row-no-padding > .column {
  padding: 0;
}

.row.row-wrap {
  flex-wrap: wrap;
}

.row.row-top {
  align-items: flex-start;
}

.row.row-bottom {
  align-items: flex-end;
}

.row.row-center {
  align-items: center;
}

.row.row-stretch {
  align-items: stretch;
}

.row.row-baseline {
  align-items: baseline;
}

.row .column {
  display: block;
  flex: 1 1 auto;
  margin-left: 0;
  max-width: 100%;
  width: 100%;
}

.row .column.column-offset-10 {
  margin-left: 10%;
}

.row .column.column-offset-20 {
  margin-left: 20%;
}

.row .column.column-offset-25 {
  margin-left: 25%;
}

.row .column.column-offset-33, .row .column.column-offset-34 {
  margin-left: 33.3333%;
}

.row .column.column-offset-50 {
  margin-left: 50%;
}

.row .column.column-offset-66, .row .column.column-offset-67 {
  margin-left: 66.6666%;
}

.row .column.column-offset-75 {
  margin-left: 75%;
}

.row .column.column-offset-80 {
  margin-left: 80%;
}

.row .column.column-offset-90 {
  margin-left: 90%;
}

.row .column.column-10 {
  flex: 0 0 10%;
  max-width: 10%;
}

.row .column.column-20 {
  flex: 0 0 20%;
  max-width: 20%;
}

.row .column.column-25 {
  flex: 0 0 25%;
  max-width: 25%;
}

.row .column.column-33, .row .column.column-34 {
  flex: 0 0 33.3333%;
  max-width: 33.3333%;
}

.row .column.column-40 {
  flex: 0 0 40%;
  max-width: 40%;
}

.row .column.column-50 {
  flex: 0 0 50%;
  max-width: 50%;
}

.row .column.column-60 {
  flex: 0 0 60%;
  max-width: 60%;
}

.row .column.column-66, .row .column.column-67 {
  flex: 0 0 66.6666%;
  max-width: 66.6666%;
}

.row .column.column-75 {
  flex: 0 0 75%;
  max-width: 75%;
}

.row .column.column-80 {
  flex: 0 0 80%;
  max-width: 80%;
}

.row .column.column-90 {
  flex: 0 0 90%;
  max-width: 90%;
}

.row .column .column-top {
  align-self: flex-start;
}

.row .column .column-bottom {
  align-self: flex-end;
}

.row .column .column-center {
  -ms-grid-row-align: center;
      align-self: center;
}

@media (min-width: 40rem) {
  .row {
    flex-direction: row;
    margin-left: -1.0rem;
    width: calc(100% + 2.0rem);
  }
  .row .column {
    margin-bottom: inherit;
    padding: 0 1.0rem;
  }
}

img {
  max-width: 100%;
}

a {
  color: #1abc9c;
  text-decoration: none;
}

a:focus, a:hover {
  color: #23B7F3;
}

dl,
ol,
ul {
  list-style: none;
  margin-top: 0;
  padding-left: 0;
}

dl dl,
dl ol,
dl ul,
ol dl,
ol ol,
ol ul,
ul dl,
ul ol,
ul ul {
  font-size: 90%;
  margin: 1.5rem 0 1.5rem 3.0rem;
}

ol {
  list-style: decimal inside;
}

ul {
  list-style: circle inside;
}

.button,
button,
dd,
dt,
li {
  margin-bottom: 1.0rem;
}

fieldset,
input,
select,
textarea {
  margin-bottom: 1.5rem;
}

blockquote,
dl,
figure,
form,
ol,
p,
pre,
table,
ul {
  margin-bottom: 2.5rem;
}

table {
  border-spacing: 0;
  width: 100%;
}

table thead th,
thead th {
  border-top: 0.1rem solid #d1d8df;
  background: #fdfdfd;
}

tbody tr:nth-child(even) {
  background: #fdfdfd;
}

tbody tr:nth-child(odd) {
  background: #eef1f5;
}

td,
th {
  border-bottom: 0.1rem solid #d1d8df;
  padding: 1.2rem 1.5rem;
  text-align: left;
}

td:first-child,
th:first-child {
  padding-left: 0;
}

td:last-child,
th:last-child {
  padding-right: 0;
}

u {
  text-decoration: none;
  border-bottom: 1px dashed;
}

a {
  text-decoration: none;
}

u {
  background: #ffff3a;
}

b,
strong {
  font-weight: bold;
}

p {
  margin-top: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 300;
  letter-spacing: -.1rem;
  margin-bottom: 2.0rem;
  margin-top: 0;
}

h1 {
  font-size: 4.0rem;
  line-height: 1.2;
}

h2 {
  font-size: 3.2rem;
  line-height: 1.25;
}

h3 {
  font-size: 2.8rem;
  line-height: 1.3;
}

h4 {
  font-size: 2.4rem;
  letter-spacing: -.08rem;
  line-height: 1.35;
}

h5 {
  font-size: 2.0rem;
  letter-spacing: -.05rem;
  line-height: 1.5;
}

h6 {
  font-size: 1.6rem;
  letter-spacing: 0;
  line-height: 1.4;
}

.clearfix:after {
  clear: both;
  content: ' ';
  display: table;
}

.float-left {
  float: left;
}

.float-right {
  float: right;
}