html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
    margin: 0;
    padding: 0;
    border: 0;
}

i {
    font-style: normal;
}

input {
    border: 0 none;
    outline: 0;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    display: block;
}

body {
    max-width: 1920px;
    margin: 0 auto;
    overflow-x: hidden;
}

ol,
ul {
    list-style: none;
}

blockquote,
q {
    quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
    content: '';
    content: none;
}

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

a {
    text-decoration: none;
    cursor: pointer;
}

img {
    width: 100%;
    border: 0;
    display: block;
}

li {
    display: block;
}

.main {
    padding-top: 50px;
}

.m-t {
    margin-top: 30px !important;
}

.introduce-title {
    margin: auto;
    padding-top: 30px;
    text-align: center;
}

.introduce-title h1 {
    font-size: 40px;
    letter-spacing: 2px;
    font-weight: bold;
    background-image: linear-gradient( 90deg, rgba(115, 212, 159, 1) 49%, rgba(192, 232, 162, 1) 50%, rgba(244, 242, 157, 1) 52%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.introduce-title h3 {
    font-size: 35px;
    font-weight: bold;
    letter-spacing: 2px;
    color: #fff;
}

.introduce-content {
    width: 1000px;
    margin: auto;
    margin-top: 10px;
}

.introduce-content p {
    line-height: 30px;
    color: #000;
    font-size: 16px;
}

.introduceLogo {
    padding: 5px;
    border: 2px solid;
    box-sizing: border-box;
}

.introduceContent {
    margin-top: 10px;
}

.btn_zixun {
    display: flex;
    margin: 0 auto;
    padding: 50px 0 0 0;
    text-align: center;
    align-items: center;
    justify-content: center;
    animation: 0.7s tag linear infinite;
}

.commitment {
    color: #fff;
    font-size: 12px;
    width: 100%;
    text-align: right;
    margin-right: 30px;
}

.btn_zixun i {
    background: url(../img/btn-logo.png) no-repeat center top;
    width: 50px;
    height: 70px;
    background-size: cover;
}

.btn_zixun i:nth-child(3) {
    transform: rotateY(180deg);
}

.btn_zixun>a {
    font-weight: bold;
    font-size: 26px;
    position: relative;
    letter-spacing: 7px;
    color: #000;
    border: 2px solid #000;
    box-sizing: border-box;
    padding: 20px;
}

@keyframes tag {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
    }
    100% {
        transform: scale(1);
    }
}

.swiper-button-next:after {
    display: none;
}

.swiper-button-prev:after {
    display: none;
}