* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

a {
	text-decoration: none;
	color: black;
}


li {
	list-style-type: none;
}

img {
	max-width: 100%;
}

.jianju20 {
	height: 20px;
}

body {
	font-size: 15px;
	background: #85b163;
}

.main {
	max-width: 1000px;
	margin: 0 auto;
	padding-bottom: 1rem;
}

.box1 img {
	vertical-align: middle;
	width: 100%;
}

.box2 {
	background: url(../images/bj1.png) no-repeat;
	background-size: 100% 100%;
	padding: 3rem 3rem;
}

p.ptitle {
	color: #3489ec;
	font-size: 23px;
	text-align: center;
}

.boxcontent p {
	text-indent: 20px;
	padding: 10px 0px;
}
.boxcontent2 p {
	padding: 10px 0px;
}

.pcenter {
	text-align: center;
	color: #545454;
	font-size: 14px;
}
.bottom-nav {
    display: flex;
    justify-content: space-between;
    margin: 20px 15px;
    gap: 10px;
}
.nav-btn {
    flex: 1;
    background: linear-gradient(135deg, #54a0ff 0%, #2e86de 100%);
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
}
.back-btn {
    position: fixed;
    top: 15px;
    left: 15px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 20px;
    cursor: pointer;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}
.thetitle {
	background: url(../images/bj2.png) no-repeat;
	background-size: 100% 100%;
	font-size: 24px;
	color: white;
	text-align: center;
	padding: 5px 0px 10px 0px;
}

.box3 {
	background: url(../images/bj3.png) no-repeat;
	background-size: 100% 100%;
	margin: 0px 3%;
	padding: 3rem 2rem 5rem 2rem;
}
.box5 {
	background: url(../images/bj5.png) no-repeat;
	background-size: 100% 100%;
	margin: 0px 3%;
	padding: 3rem 2rem 5rem 2rem;
}
.bod5totle{
    text-align: center;
    font-size: 16px;
    font-weight: bold;
    margin: 10px;
}
.addpic{
	text-align: center;
}

.box4{
	background: url(../images/bj4.png) no-repeat;
	background-size: 100% 100%;	
	padding: 3rem 3rem 2rem 4rem;
}

.box4 .boxcontent p{
	text-indent: 0px;
}



.thetitle1{
	position: relative;
}

.thetitle1 p{
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    position: relative;
    padding-bottom: 10px;
}

.addxian{
	position: absolute;
	bottom: 0px;
    left: 0;
    right: 0;
    text-align: center;
}




.main-title {
    background: linear-gradient(0deg, #4b871c 0%, #2e86de 100%);
    color: white;
    text-align: center;
    padding: 20px;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(84, 160, 255, 0.3);
    width: 90%;
    margin: 0px auto;
}