Contenido del Curso
Advanced CSS Techniques
Advanced CSS Techniques
1. Introduction
6. Adaptive/responsive websites and apps
Challenge: Absolute Positioning
Task
Center the child element (div
with the class name child
) within the parent element (div
with the class name parent
) using absolute positioning.
Steps:
- Apply
absolute
positioning to the child element. - Calculate the values for the
top
andleft
properties to center the child element within the parent element. The parent element has a width and height of220px
, while the child element has a width and height of80px
. - Ensure that one element has
absolute
positioning, and the other hasrelative
positioning to establish the correct positioning context. Otherwise, the absolute positioning will be relative to thebody
element.
index.html
index.css
- To calculate the value for the
top
property, use the formula:(parentHeight - childHeight) / 2
. - To calculate the value for the
left
property, use the formula:(parentWidth - childWidth) / 2
.
index.html
index.css
¿Todo estuvo claro?
¡Gracias por tus comentarios!
Sección 2. Capítulo 5