* {
    margin: 0; 
    border: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    background-image: linear-gradient(180deg,moccasin 200px, darkgrey 200px, darkgrey 200px);
    background-position: center;
}
header{
    text-align: center;
    margin-bottom: 20px;
    font-size: 2em;
    text-shadow:sandybrown 2px 2px;
}

#flexbox-container {
    display: flex;
    justify-content: space-around;
}

div div{
    border: 2px solid black;
    border-radius: 45px;
    box-shadow: indigo 4px 4px;
    margin: 10px;
    height: 400px;
    width: 400px;
}
#flexbox-child1{
    background: url(/images/yummbowl.jpg), url(/images/moon.jpg);
    background-size: 80px, cover;
    background-repeat: no-repeat, no-repeat;
    background-position: center, center;
}

#flexbox-child2{
    background-color: rgba(88,00,88,.3);
    
}

#flexbox-child3{
    background-image: linear-gradient(to bottom right,orange, purple);
}

h2 {
    padding: 20px;
    text-align: center;
}