如何以循环方式堆叠div,使最后一个div应该位于第一个div之下但位于第二个div之上。CSS可能吗?任何帮助将不胜感激。
请找到Codepen。提供示例代码段
.frame { position: absolute; display: flex; justify-content: center; top: 50%; left: 50%; width: 400px; height: 400px; margin-top: -200px; margin-left: -200px; border-radius: 2px; box-shadow: 4px 8px 16px 0 rgba(0,0,0,0.1); overflow: hidden; background: #F5CE51; color: #333; font-family: 'Open Sans', Helvetica, sans-serif; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; } .lollypop-top { position: relative; height: 150px; width: 150px; background-color: #fff; border-radius: 100%; overflow: hidden; .lollypop-top__item { position: absolute; height: 150px; width: 150px; top: -50%; border-radius: 100%; transform-origin: bottom; background-color: #fff; &:nth-child(odd) { background-color: #D70606; } &:nth-child(1) { transform: rotate(30deg); } &:nth-child(2) { transform: rotate(60deg); } &:nth-child(3) { transform: rotate(90deg); } &:nth-child(4) { transform: rotate(120deg); } &:nth-child(5) { transform: rotate(150deg); } &:nth-child(6) { transform: rotate(180deg); } &:nth-child(7) { transform: rotate(210deg); } &:nth-child(8) { transform: rotate(240deg); } &:nth-child(9) { transform: rotate(270deg); } &:nth-child(10) { transform: rotate(300deg); } &:nth-child(11) { transform: rotate(330deg); } &:nth-child(12) { transform: rotate(360deg); } } }
.frame { position: absolute; display: flex; justify-content: center; top: 50%; left: 50%; width: 400px; height: 400px; margin-top: -200px; margin-left: -200px; border-radius: 2px; box-shadow: 4px 8px 16px 0 rgba(0,0,0,0.1); overflow: hidden; background: #F5CE51; color: #333; font-family: 'Open Sans', Helvetica, sans-serif; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; } .lollypop-top { position: relative; height: 150px; width: 150px; background-color: #fff; border-radius: 100%; overflow: hidden; .lollypop-top__item { position: absolute; height: 150px; width: 150px; top: -50%; border-radius: 100%; transform-origin: bottom; background-color: #fff; &:nth-child(odd) { background-color: #D70606; } &:nth-child(1) { transform: rotate(30deg); } &:nth-child(2) { transform: rotate(60deg); } &:nth-child(3) { transform: rotate(90deg); } &:nth-child(4) { transform: rotate(120deg); } &:nth-child(5) { transform: rotate(150deg); } &:nth-child(6) { transform: rotate(180deg); } &:nth-child(7) { transform: rotate(210deg); } &:nth-child(8) { transform: rotate(240deg); } &:nth-child(9) { transform: rotate(270deg); } &:nth-child(10) { transform: rotate(300deg); } &:nth-child(11) { transform: rotate(330deg); } &:nth-child(12) { transform: rotate(360deg); } } }
.frame {
position: absolute;
display: flex;
justify-content: center;
top: 50%;
left: 50%;
width: 400px;
height: 400px;
margin-top: -200px;
margin-left: -200px;
border-radius: 2px;
box-shadow: 4px 8px 16px 0 rgba(0, 0, 0, 0.1);
overflow: hidden;
background: #F5CE51;
color: #333;
font-family: 'Open Sans', Helvetica, sans-serif;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
.lollypop-top {
position: relative;
height: 150px;
width: 150px;
background-color: #fff;
border-radius: 100%;
overflow: hidden;
}
.lollypop-top .lollypop-top__item {
position: absolute;
height: 150px;
width: 150px;
top: -50%;
border-radius: 100%;
transform-origin: bottom;
background-color: #fff;
}
.lollypop-top .lollypop-top__item:nth-child(odd) {
background-color: #D70606;
}
.lollypop-top .lollypop-top__item:nth-child(1) {
transform: rotate(30deg);
}
.lollypop-top .lollypop-top__item:nth-child(2) {
transform: rotate(60deg);
}
.lollypop-top .lollypop-top__item:nth-child(3) {
transform: rotate(90deg);
}
.lollypop-top .lollypop-top__item:nth-child(4) {
transform: rotate(120deg);
}
.lollypop-top .lollypop-top__item:nth-child(5) {
transform: rotate(150deg);
}
.lollypop-top .lollypop-top__item:nth-child(6) {
transform: rotate(180deg);
}
.lollypop-top .lollypop-top__item:nth-child(7) {
transform: rotate(210deg);
}
.lollypop-top .lollypop-top__item:nth-child(8) {
transform: rotate(240deg);
}
.lollypop-top .lollypop-top__item:nth-child(9) {
transform: rotate(270deg);
}
.lollypop-top .lollypop-top__item:nth-child(10) {
transform: rotate(300deg);
}
.lollypop-top .lollypop-top__item:nth-child(11) {
transform: rotate(330deg);
}
.lollypop-top .lollypop-top__item:nth-child(12) {
transform: rotate(360deg);
}
Temani Afif.. 9
我将考虑两个元素(伪元素)和多个径向渐变来创建此对象。您只需创建一半形状,然后旋转其中之一即可。
.box {
width:150px;
height:150px;
border-radius:100%;
border:1px solid;
position:relative;
overflow:hidden;
}
.box::before,
.box::after{
content:"";
position:absolute;
top:0;
bottom:0;
left:0;
right:50%;
background:
/*we rotate by 30deg so will use :
sin(30deg)*R = 0.5x75px = 37.5px
cos(30deg)*R = 0.866x75px = 64.95px
10.05px = 75px - 64.95px;
112.5px = 75px + 37.5px
139.95px = 75px + 64.95px
37.5px = 75px - 37.5px
*/
radial-gradient(circle 75px at 139.95px 37.5px,red 98%,transparent 100%),
radial-gradient(circle 75px at 112.5px 10.05px,white 98%,transparent 100%),
radial-gradient(circle 75px at 75px 0, red 98%,transparent 100%),
radial-gradient(circle 75px at 37.5px 10.05px,white 98%,transparent 100%),
radial-gradient(circle 75px at 10.05px 37.5px ,red 98%,transparent 100%),
radial-gradient(circle 75px at 0 75px, white 98%,transparent 100%),
radial-gradient(circle 75px at 10.05px 112.5px,red 98%,transparent 100%);
}
.box::after {
transform:rotate(180deg);
transform-origin:right;
}
为了使事情更有趣,我们可以添加CSS变量来轻松控制形状:
.box {
--R:50px; /*Radius*/
--c1:red; /*first color*/
--c2:#fff; /*second color*/
--g1:var(--c1) 98%, transparent 100%;
--g2:var(--c2) 98%, transparent 100%;
width:calc(2*var(--R));
height:calc(2*var(--R));
border-radius:100%;
border:1px solid;
position:relative;
overflow:hidden;
display:inline-block;
vertical-align:middle;
}
.box::before,
.box::after{
content:"";
position:absolute;
top:0;
bottom:0;
left:0;
right:50%;
background:
/*we rotate by 30deg so will use :
sin(30deg)*R = 0.5xR
cos(30deg)*R = 0.866xR
*/
radial-gradient(circle var(--R) at calc(var(--R) + 0.866*var(--R)) calc(var(--R) - 0.5*var(--R)) ,var(--g1)),
radial-gradient(circle var(--R) at calc(var(--R) + 0.5*var(--R)) calc(var(--R) - 0.866*var(--R)),var(--g2)),
radial-gradient(circle var(--R) at var(--R) 0 ,var(--g1)),
radial-gradient(circle var(--R) at calc(var(--R) - 0.5*var(--R)) calc(var(--R) - 0.866*var(--R)),var(--g2)),
radial-gradient(circle var(--R) at calc(var(--R) - 0.866*var(--R)) calc(var(--R) - 0.5*var(--R)) ,var(--g1)),
radial-gradient(circle var(--R) at 0 var(--R) ,var(--g2)),
radial-gradient(circle var(--R) at calc(var(--R) - 0.866*var(--R)) calc(var(--R) + 0.5*var(--R)) ,var(--g1));
}
/*the same shape rotated*/
.box::after {
transform:rotate(180deg);
transform-origin:right;
}
请注意,Safari不支持的语法at
(此处解释了如何在Safari中使径向渐变起作用?),因此这里是另一种语法:
.box {
--R:50px; /*Radius*/
--c1:red; /*first color*/
--c2:#fff; /*second color*/
--g1:var(--c1) 98%, transparent 100%;
--g2:var(--c2) 98%, transparent 100%;
width:calc(2*var(--R));
height:calc(2*var(--R));
border-radius:100%;
border:1px solid;
position:relative;
overflow:hidden;
display:inline-block;
vertical-align:middle;
}
.box::before,
.box::after{
content:"";
position:absolute;
top:0;
bottom:0;
left:0;
right:50%;
background:
/*we rotate by 30deg so will use :
sin(30deg)*R = 0.5xR
cos(30deg)*R = 0.866xR
*/
radial-gradient(farthest-side,var(--g1)) calc(var(--R) + 0.866*var(--R) - var(--R)) calc(var(--R) - 0.5*var(--R) - var(--R)),
radial-gradient(farthest-side,var(--g1)) calc(var(--R) + 0.866*var(--R) - var(--R)) calc(var(--R) - 0.5*var(--R) - var(--R)),
radial-gradient(farthest-side,var(--g2)) calc(var(--R) + 0.5*var(--R) - var(--R)) calc(var(--R) - 0.866*var(--R) - var(--R)),
radial-gradient(farthest-side,var(--g1)) 0 calc(-1*var(--R)),
radial-gradient(farthest-side,var(--g2)) calc(var(--R) - 0.5*var(--R) - var(--R)) calc(var(--R) - 0.866*var(--R) - var(--R)),
radial-gradient(farthest-side,var(--g1)) calc(var(--R) - 0.866*var(--R) - var(--R)) calc(var(--R) - 0.5*var(--R) - var(--R)),
radial-gradient(farthest-side,var(--g2)) calc(-1*var(--R)) 0,
radial-gradient(farthest-side,var(--g1)) calc(var(--R) - 0.866*var(--R) - var(--R)) calc(var(--R) + 0.5*var(--R) - var(--R));
background-size:calc(2*var(--R)) calc(2*var(--R));
background-repeat:no-repeat;
}
/*the same shape rotated*/
.box::after {
transform:rotate(180deg);
transform-origin:right center;
}
我将考虑两个元素(伪元素)和多个径向渐变来创建此对象。您只需创建一半形状,然后旋转其中之一即可。
.box {
width:150px;
height:150px;
border-radius:100%;
border:1px solid;
position:relative;
overflow:hidden;
}
.box::before,
.box::after{
content:"";
position:absolute;
top:0;
bottom:0;
left:0;
right:50%;
background:
/*we rotate by 30deg so will use :
sin(30deg)*R = 0.5x75px = 37.5px
cos(30deg)*R = 0.866x75px = 64.95px
10.05px = 75px - 64.95px;
112.5px = 75px + 37.5px
139.95px = 75px + 64.95px
37.5px = 75px - 37.5px
*/
radial-gradient(circle 75px at 139.95px 37.5px,red 98%,transparent 100%),
radial-gradient(circle 75px at 112.5px 10.05px,white 98%,transparent 100%),
radial-gradient(circle 75px at 75px 0, red 98%,transparent 100%),
radial-gradient(circle 75px at 37.5px 10.05px,white 98%,transparent 100%),
radial-gradient(circle 75px at 10.05px 37.5px ,red 98%,transparent 100%),
radial-gradient(circle 75px at 0 75px, white 98%,transparent 100%),
radial-gradient(circle 75px at 10.05px 112.5px,red 98%,transparent 100%);
}
.box::after {
transform:rotate(180deg);
transform-origin:right;
}
我的方法是使用可重用的SVG
,其路径由二次贝塞尔曲线塑造:
#svg-lollipop path { transform-origin: 50% 50%; }
#svg-lollipop path:nth-child(2) { transform: rotateZ(60deg); }
#svg-lollipop path:nth-child(3) { transform: rotateZ(120deg); }
#svg-lollipop path:nth-child(4) { transform: rotateZ(180deg); }
#svg-lollipop path:nth-child(5) { transform: rotateZ(240deg); }
#svg-lollipop path:nth-child(6) { transform: rotateZ(300deg); }
.lollipop {
width: 50%;
overflow: hidden;
border-radius: 50%;
position: relative;
margin: 20px;
}
.lollipop::before {
content: "";
padding-bottom: 100%;
display: block;
}
.lollipop svg {
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
fill: currentColor;
}