*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    font-family: Arial, sans-serif;
    background-color: white;
}
header{
    background-color: black;
    color: white;
    padding: 16px;
    text-align: center;
}
/*menu*/
nav{
    display: flex;
    justify-content: center;
    background-color: #4f5859;
    padding: 10px;
}
nav a{
    color: yellow;
    margin: 0 20px;
    text-decoration: none;
}
nav a:hover{
    color: #4ebbc7;
}
ul{
    list-style-type: none;
}
ul li{
    display: inline-block;
    width: 150px;
    position: relative;
}
.submenu{
    display: none;
    position: absolute;
    background-image: linear-gradient(to right, black,white);
}
.submenu li {
    padding-top: 2px;
    padding-bottom: 2px;
    border: 1px dotted white;
}
.menu li:hover .submenu{
    display: block;
}
.products{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 30px;
}
.product{
    background-color: white;
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 0 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.product img{
    width: 200px;
    height: 200px;
    border-radius: 4px;
}
.product button{
    background-color: #31de39;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 15px;
    font-size: 15px;
    font-weight: bold;
}
.product button:hover{
    background-color: #db3bc3;
}