7

有谁知道如何缩放图像但坚持底部?下面是我的代码,我的图像在中间缩放,但我需要它们贴在底部。

.animation_scale{
position:absolute;
top:150px;
left:55px;
display:block;
z-index:-10;
bottom : 0;}

.animation_scale img{
animation-name:animation_scale;
animation-duration:1s;
animation-timing-function:ease;
animation-delay:0s;
animation-iteration-count:1;
animation-direction:alternate;
animation-play-state:running;
animation-fill-mode: forwards;

    /* Firefox: */
-moz-animation-name:animation_scale;
-moz-animation-duration:1s;
-moz-animation-timing-function:ease;
-moz-animation-delay:0s;
-moz-animation-iteration-count:1;
-moz-animation-direction:alternate;
-moz-animation-play-state:running;
-moz-animation-fill-mode: forwards;

/* Safari and Chrome: */
-webkit-animation-name:animation_scale;
-webkit-animation-duration:1s;
-webkit-animation-timing-function:ease;
-webkit-animation-delay:0s;
-webkit-animation-iteration-count:1;
-webkit-animation-direction:alternate;
-webkit-animation-play-state:running;
-webkit-animation-fill-mode: forwards;}

@keyframes animation_scale {
0%   {
-webkit-transform:  scale(0.2) translate(0px);
-moz-transform:  scale(0.2) translate(0px);
-o-transform:  scale(0.2) translate(0px);}

100% {
-webkit-transform: scale(1.0) skew(0deg) translateY(-10px);
-moz-transform: scale(1.0) skew(0deg) translateY(-10px);
-o-transform: scale(1.0) skew(0deg) translateY(-10px);}}

@-moz-keyframes animation_scale /* Firefox */
{0%   {
-moz-transform:  scale(0.2) translate(0px);}

100% {
-moz-transform:  scale(1.0) translateY(-10px);}}

@-webkit-keyframes animation_scale{ /* Safari and Chrome */

0%   {
-webkit-transform:  scale(0.2) translate(0px);}

100% {
-webkit-transform:  scale(1.0) translateY(-10px);}}
4

2 回答 2

13

采用transform-origin center bottom

这是工作演示

于 2012-12-02T16:45:44.683 回答
6

transform-origin在应用了 a 的元素上使用属性transform

它定义了转换的“中心”点:

-webkit-transform-origin: 50% 100%;
-moz-transform-origin: 50% 100%;
-o-transform-origin: 50% 100%;
transform-origin: 50% 100%;

或者

-webkit-transform-origin: center bottom;
-moz-transform-origin: center bottom;
-o-transform-origin: center bottom;
transform-origin: center bottom;

查看更多: https ://developer.mozilla.org/en-US/docs/Web/CSS/transform-origin

于 2012-12-02T16:40:57.853 回答