JS:
function hello() {
alert(“Hello!”);
}
if you call hello() function you will see an alert message like:
CSS:
body {
background-color: #000000;
text-align: center;
}
this CSS code will set the background color to <body> ... </body> tag to be equal to #000000 (which is black) and the text inside it will be aligned to center.
Example:
button {
width: 200px;
height: 50px;
}
the last snippet set the height and width properties to the <button> ... </button> elements on the page.
Example:
