*
{
    box-sizing: border-box;
    line-height: 125%;
    margin: 10;
    padding: 0px;
}

body
{
    background-image: url("https://images.hdqwalls.com/download/xiaomi-mi-gaming-laptop-stock-4k-nx-1920x1080.jpg");
    
    height: auto;
    background-position: auto;
    background-repeat: auto;
    background-size: auto;
}

h1, p, dt
{
    font-family: 'Courier New', monospace;
    font-size: 20px;
    font-weight: bold;
    color:white;
}

.box
{
    background-color: red;
    border-radius: 15px;
    box-shadow: 13px 13px 5px rgba(0, 0, 250, 0.75);
    padding: 25px;
    width: 600px;
    margin: 120px;
    border: 3px solid red;
    opacity: 0.6;
}

.box2
{
    background-color: blue;
    border-radius: 15px;
    box-shadow: 13px 13px 5px rgba(250, 0, 0, 0.75);
    padding: 25px;
    width: 800px;
    margin: -800px 780px auto;
    border: 3px solid blue;
    opacity: 0.7;
}