Element Box

CSS box model

div {
  width: 300px;
  border: 15px solid green;
  padding: 50px;
  margin: 20px;
}

div {
  width: 320px;
  padding: 10px;
  border: 5px solid gray;
  margin: 0;
}

CSS overflow model

div {
  width: 200px;
  height: 65px;
  background-color: coral;
  overflow: visible;
}

div {
  overflow-x: hidden; /* Hide horizontal scrollbar */
  overflow-y: scroll; /* Add vertical scrollbar */
}

Css Borders

p.dotted {border-style: dotted;}
p.dashed {border-style: dashed;}
p.solid {border-style: solid;}
p.double {border-style: double;}
p.groove {border-style: groove;}
p.ridge {border-style: ridge;}
p.inset {border-style: inset;}
p.outset {border-style: outset;}
p.none {border-style: none;}
p.hidden {border-style: hidden;}
p.mix {border-style: dotted dashed solid double;}

Creating a circle using borders

<span class="dot"></span>
<span class="dot"></span>
<span class="dot"></span>
<span class="dot"></span>

.dot {
  height: 25px;
  width: 25px;
  background-color: #bbb;
  border-radius: 50%;
  display: inline-block;
}

Creating a elipse board

ellipse{
    background-color: #45597e;
    height: 100px;
    width: 100px;
    border-radius: 50%;
}

ellipse{
    background-color: #45597e;
    height: 100px;
    width: 150px;
}

Block verses inline elements.

<p>Hello World</p>
<div>Hello World</div>

<div style="background-color:black;color:white;padding:20px;">
  <h2>London</h2>
  <p>London is the capital city of England. It is the most populous city in the United Kingdom, with a metropolitan area of over 13 million inhabitants.</p>
</div>

Css display property

p.ex1 {display: none;}
p.ex2 {display: inline;}
p.ex3 {display: block;}
p.ex4 {display: inline-block;}

.a {
  display: contents;
  border: 2px solid red;
  background-color: #ccc;
  padding: 10px;
  width: 200px;
}

.b {
  border: 2px solid blue;
  background-color: lightblue;
  padding: 10px;
}

Text Shadows

h1 {
  text-shadow: 2px 2px #ff0000;
}

CSS box shadow

#example1 {
  box-shadow: 5px 10px;
}

#example2 {
  box-shadow: 5px 10px #888888;
}