CSS Border-box
#example1 {
box-sizing: border-box;
}
Southern Right Whale
#example1 {
box-sizing: border-box;
}html {
box-sizing: border-box;
}
*,
*:before, *:after {
box-sizing: inherit;
}
*{
box-sizing: border-box;
}html {
box-sizing: border-box;
}
*, *:before, *:after {
box-sizing: inherit;
}Sintaxe formal:
content-box | (en-US) border-boxdiv{
box-sizing: border-box;
}
/* CSS box-sizing property specifies whether the padding and border of an element should be included in its total width and height or not. */