/* 基本样式 */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
	height:100vh;
}

.container {
    width: 80%;
    margin: 0 auto;
}

header {
    background-color: #333;
    color: white;
	height:8%;
}

header .logo {
	margin-top:10px;
    height: 60px;
    float: left;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    float: right;
	margin-top:1.6%;
}

nav ul li {
    display: inline-block;
    margin-left: 20px;
}

nav ul li a {
    color: white;
    text-decoration: none;
}

.hero {
    background-color: #f4f4f4;
    padding: 50px 0;
    text-align: center;
}

.features {
    padding: 20px 0;
}

.feature {
    margin-bottom: 20px;
}

.product {
    margin-bottom: 20px;
}

h1 {
	margin: 0;
}

p{
	margin-top:1.6%;
letter-spacing: 2px;
	margin:10;
}

main {
    padding: 0 10px;
	height:85%;
}

input {
	width:260px;
	height:24px;
}

textarea  {
	width:260px;
}

button {
	width:66px;
	height:46px;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    height:7%;
	display: flex;
	justify-content: center;
}