body{
font-family: Arial, Helvetica, sans-serif;
margin:0;
background:#f2f2f2;
}

/* Thanh navbar */
nav{
background:#0f8b6d;
padding:15px;
display:flex;
gap:30px;
align-items:center;
}

nav a{
color:white;
text-decoration:none;
font-weight:bold;
}

.booking{
margin-left:auto;
background:red;
color:white;
padding:10px 20px;
border:none;
border-radius:20px;
}

.container{
max-width:1100px;
margin:auto;
background:white;
padding:30px;
}

h1{
font-size:32px;
color:#333;
margin-bottom:20px;
}

h2{
font-size:26px;
margin-top:30px;
color:#333;
}

h3{
font-size:20px;
color:#333;
}

p{
font-size:16px;
line-height:1.7;
color:#444;
}

.banner{
margin:30px 0;
text-align:center;
}

.banner img{
width:100%;
border-radius:6px;
}

ul{
padding-left:20px;
}

li{
margin-bottom:8px;
font-size:16px;
}

.service{
margin-top:20px;
}

.nutrition{
margin-top:30px;
}

.why{
margin-top:40px;
}

.why-item{
margin-bottom:20px;
}

.buy{
margin-top:40px;
}