* {
    margin: 0px;
    margin-top: 0px;
    margin-right: 0px;
    margin-bottom: 0px;
    margin-left: 0px;
}
@media screen and (max-width: 750px){
.center{
   justify-content: normal !important;
}
.foot .tabs span {
      width: auto !important;
}
}
a {
    text-decoration: none;
}

ol,
ul {
    list-style: none;
}

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,
font,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
caption,
input {
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-weight: inherit;
    font-style: inherit;
    font-family: inherit;
    vertical-align: baseline;
}

.a {
    color: rgb(217, 206, 204)
}

.top {
    width: 100%;
    height: 460px;
    background-image: url('./img/top.png');
}

.center {
    width: 100%;
    height: 100%;
    background: rgb(242, 242, 242);
    display: flex;
    justify-content: center;
}

.center .content {
    width: 1200px;
    height: 100%;
    background: rgb(255, 255, 255);
}

.center .content .title {
    width: 1200px;
    font-size: 24px;
    line-height: 100px;
    color: rgb(76, 91, 88);
    padding-left: 50px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.center .content .nt {
    color: rgb(51, 51, 51);
    font-weight: bold;
}

.center .content .xian {
    width: 960px;
    height: 4px;
    display: inline-block;
    background: rgb(250, 247, 243);
    margin-bottom: 7px;
}

.center .content ul li {
    padding-left: 50px;
    box-sizing: border-box;
}

.center .content .l1 {
    color: rgb(150, 149, 151);
    font-size: 24px;
    line-height: 40px;
}

.center .content .l2 {
    width: 815px;
    padding: 0 50px;
}

.center .content .l3 {
    width: 50px;
    height: 50px;
    font-size: 36px;
    color: rgb(203, 206, 206);
    background: rgb(238, 241, 241);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.center .content .l21 {
    color: rgb(40, 46, 46);
    font-size: 32px;
    line-height: 40px;
}

.center .content .l22 {
    width: 25px;
    height: 4px;
    background: rgb(52, 115, 182);
    margin: 20px 0px;
}

.center .content .l23 {
    color: rgb(167, 172, 174);
    font-size: 24px;
    line-height: 40px;
}

.center .content ul li {
    display: flex;
    margin-bottom: 45px;
}
 

.describe {
    display: flex;
    align-items: center;
    font-size: 13px;
    color: rgb(255, 255, 255)
}

.describe div {
    margin: 6px 0px;
}

.aaa {
    color: rgb(255, 255, 255)
}