# CSS Units
# Parent and Child Element
# Parent
...
<div>
<h1>HelloWorld</h1>
</div>
...
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# Child
...
<div>
<h1>HelloWorld</h1>
</div>
...
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# Units
# Percentage (%)
parent
child
width: 100%
width: 50%
width: 110%
# Viewport
- vw = Relative to 1% of the width of the viewport.
- vh = Relative to 1% of the height of the viewport.
# REM
- rem = Relative to font-size of the root element (html).
...
<p class="p1">tag p with 1 rem</p>
<p class="p2">tag p with 2 rem</p>
<p class="p3">tag p with 3 rem</p>
...
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.p1 {
font-size: 1rem;
}
.p2 {
font-size: 2rem;
}
.p3 {
font-size: 3rem;
}
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What if we change root font size?
html{
font-size: 32px;
}
.p1 {
font-size: 1rem;
}
.p2 {
font-size: 2rem;
}
.p3 {
font-size: 3rem;
}
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# Box Shadow
box-shadow: 5px 5px 10px 1px rgba(0, 0, 0, 0.5);
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- Horizontal Length
- Vertical Length
- Blur Radius
- Spread Radius
- Color
;
# Google Font
html file
<html>
<head>
...
<link href="https://fonts.googleapis.com/css?family=Montserrat&display=swap" rel="stylesheet">
</head>
...
</html>
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css file
body{
font-family: 'Montserrat', sans-serif;
}
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# Workshop
# Simple Profile (Continues)
Preview Full HTML
index.html
<html>
<head>
<title>Simple Profile</title>
<link rel="stylesheet" href="style1.css">
<link href="https://fonts.googleapis.com/css?family=Montserrat&display=swap" rel="stylesheet">
</head>
<body>
<div class="container textcenter">
<div class="inBox">
<h1 style="color: aliceblue">Hello My Name is Raknatee </h1>
<p>Nice to meet you</p>
<p>:D</p>
<a href="https://www.facebook.com/raknatee.chokluechai?ref=bookmarks">
This is my Facebook
</a>
<br>
<img src="profile.jpg" style="width: 100px;margin: 30px; border-radius: 30%;">
<br>
</div>
</div>
</body>
</html>1
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style1.css
.container{
background-image: url("https://images.unsplash.com/photo-1562874724-b33411b38141?ixlib=rb-1.2.1&auto=format&fit=crop&w=2801&q=80");
height: 100%;
background-position: center;
background-size: cover;
padding-top:40px
}
.inBox{
padding: 30px;
margin: 0 30px;
background: #f7c6f280;
color: aliceblue;
}
.textcenter{
align-items: center;
text-align: center;
}
body{
font-family: 'Montserrat', sans-serif;
margin: 0;
}
a{
display: block;
width: max-content;
background-color:#3b5998 ;
box-shadow: 0 5px 0 rgb(17, 9, 90);
color: white;
margin: auto;
margin-top:40px;
padding: 0.5rem 0.5rem;
text-decoration: none;
text-transform: uppercase;
}
.button {
display: inline-block;
padding: 15px 25px;
font-size: 24px;
cursor: pointer;
text-align: center;
text-decoration: none;
outline: none;
color: #fff;
background-color: #4CAF50;
border: none;
border-radius: 15px;
box-shadow: 0 9px #999;
}
.button:hover {background-color: #3e8e41}
.button:active {
background-color: #3e8e41;
box-shadow: 0 5px #666;
transform: translateY(4px);
}
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