body,
ul,
li,
a,
p,
img,
table,
tr,
td,
form,
input,
h1,
h2,
h3 {
	margin: 0;
	padding: 0;
}

body {
	background: url(../images/background.jpg) no-repeat center center;
	width: 100%;
	background-size: cover;
	font-family: 微软雅黑, Segoe UI, Arial sans-serif;
}

li {
	list-style: none;
}

a {
	text-decoration: none;
	display: inline-block;
}

img {
	display: block;
}

#welcome {
	width: 100%;
	height: 50px;
	line-height: 50px;
	background: #7f9fd2;
	text-align: center;
	color: #fff;
	font-size: 25px;
}

#top_box {
	height: 126px;
	width: 100%;
	background: #fff;
}

#top {
	height: 126px;
	width: 1200px;
	margin: 0 auto;
}

#logo {
	margin-top: 13px;
	margin-right: 80px;
	float: left;
}

#nav {
	width: 875px;
	float: right;
}

#nav>li {
	height: 65px;
	line-height: 65px;
	margin: 31px 25px;
	float: left;
}

#nav a {
	height: 60px;
	line-height: 60px;
	font-size: 30px;
	font-family: 微软雅黑;
	color: #000;
	float: left;
}

#works {
	z-index: 50;
	position: relative;
}

#works ul a {
	background: #7f9fd2;
	border-radius: 5px;
	width: 150px;
	height: 60px;
	line-height: 60px;
	margin-top: 1px;
	text-align: center;
}

#nav ul {
	top: 95px;
	left: -15px;
	display: none;
	position: absolute;
}

#works a:hover {
	background: #fff;
}

#nav>li>a:hover {
	height: 54px;
	line-height: 54px;
	border-top: 3px #092d5f solid;
	border-bottom: 3px #092d5f solid;
}

#team_banner {
	width: 100%;
	height: 720px;
	position: relative;
	background: url(../images/page_teamwork_banner.jpg) no-repeat center;
}

.container {
	z-index: -10;

	position: relative;
	width: 100%;
	height: 800px;
	overflow: hidden;
}

.bubbles {
	display: flex;
}

.bubbles span {
	width: 30px;
	height: 30px;
	background: #d5d6ff;
	margin: 0 4px;
	border-radius: 50%;
	/* box-shadow: 0 0 0 10px #7f9fd2,
							0 0 50px #7f9fd2
							0 0 100px #7f9fd2; */
	animation: animate calc(150s / var(--i)) linear infinite;
}

.bubbles span:nth-child(even) {
	background: #90c9ed;
	background: #d6e2ff;
	background: #7f9fd2;
	background: #99b2e5;
}

@keyframes animate {
	0% {
		transform: translateY(210vh) scale(0);
	}

	100% {
		transform: translateY(0vh) scale(1.25);
	}
}

.title {
	position: relative;
	bottom: 700px;
}

.title h2 {
	font-size: 45px;
	font-family: 微软雅黑;
	color: #000;
	text-align: center;
}

.icon {
	position: relative;
	z-index: -1;
	top: -30px;
	left: 480px;
}

#content_all {
	width: 1200px;
	margin: 0 auto;
}

#content {
	z-index: 5;
	float: left;
	margin-top: -600px;
	/* 确保这是有意为之的，因为负外边距可能导致布局问题 */
	text-align: center;
}

#ui,
#website {
	float: left;
	transition: transform 1s;
}

#ui:hover,
#website:hover {
	transform: scale(1.05);
}

.box {
	float: left;
	padding: 35px 35px;
	background: #fff;
	border-radius: 5px;
	position: relative;
	overflow: hidden;
	z-index: 0;
	margin-left: 225px;
}

.box::before {
	content: '';
	width: 200%;
	height: 200%;
	border-radius: 4px;
	position: absolute;
	left: -50%;
	top: -50%;
	background-image: conic-gradient(transparent, #6f94cd, transparent 30%);
	z-index: -3;
	animation: rotate 5s linear infinite;
}

@keyframes rotate {
	to {
		transform: rotate(360deg);
	}
}

.box::after {
	content: '';
	position: absolute;
	inset: 1vmin;
	background: #fff;
	border-radius: 4px;
	z-index: -2;
	/* 调整为 -2，确保它在 ::before 伪元素之下 */
}