body {
    background-color: salmon;
}

.box1 {
    width: 400px;
    padding: 10px;
    border: 18px solid lightyellow;
    margin: 30px;
    background-color: floralwhite;
}

.box2 {
    width: 400px;
    padding: 30px;
    margin: 50px;
    border: 10px dashed blue;
    background-color: antiquewhite;

}

#box3 {
    padding: 5px;
    margin: 50px;
    width: 400px;
    border: 20px solid blue;
}

.box4 {
    width: 400px;
    padding: 30px;
    margin: 50px;
    border: 10px dashed blue;
    background-color: antiquewhite;
    box-sizing: border-box;

}


/*index style*/

h1{
    padding: 10px;
    font-size: 30px;
    
}

nav {
    background-color: salmon;
    padding: 10px;
    font-size: 20px;
 
    
}

li {
    padding: 10px;
}