.container {
    border: 1px solid black;
    padding: 2px;
    margin: 5px;
    background-color: lightslategray;
    height: 600px;
    
}

body {
    font-family: "Sofia", sans-serif;
}

.header {
    float:top;
    border: 1px solid green;
    margin: 2px;
    background-color: lightgreen;
    padding: 2px;

}
.left {
    float:left;
    border: 1px solid red;
    margin: 2px;
    background-color: lightpink;
    padding: 2px;
    

}
.footer {
    float:bottom;
    border: 1px solid blue;
    margin-top: 15px;
    background-color: lightblue;
    padding: 2px;
    border-radius: 25px;

}
.content {
    
    border: 1px solid orange;
    margin: 2px;
    background-color: lightcoral; 
    padding: 2px;

}