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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">+ }# N9 K' f: s" Q0 p! l& V& o
- Label for your tooltip# J: i A7 |) K0 r
- </span>
复制代码CSS代码: - .tooltip-toggle {
- E9 c8 O, {: |, _ - cursor: pointer;. m0 m$ u7 g h
- position: relative;
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- .tooltip-toggle svg {. P4 H( m& y8 T/ ~" z( N
- height: 18px;6 H' b+ ~' r2 D6 H( Q
- width: 18px;2 K8 {+ h- I& V9 [+ g& T* {
- padding-right: 0.5rem;6 Y: Y$ Y; Y3 {
- }
' q2 J# t( V9 y/ T# Y5 w9 J* `0 n& _ - .tooltip-toggle::before {8 S6 n5 b7 t' v$ M! w) w' c
- position: absolute;
! a- L' M; T: s - top: -80px;
1 s% s) X9 f9 d! U4 x - left: -80px;
' X8 \% L* ]( y$ L - background-color: #2B222A;% p7 M% b/ a* t. O% k' r- v* @
- border-radius: 5px;. W \" ~( ^# Y& B
- color: #fff;; y6 b, E" p. S1 c
- content: attr(data-tooltip);: H r) W* s/ |5 g; s
- padding: 1rem;
% Q, ^; q" `4 e - text-transform: none;( _( X2 t+ {, ~+ C( D
- -webkit-transition: all 0.5s ease;
" u/ w& U$ f8 s7 i5 ]" D0 o - transition: all 0.5s ease;* a# `7 V* M2 j5 l( c( I5 z+ j5 S
- width: 160px;" g2 [$ d6 Z& K) J
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- .tooltip-toggle::after {
. [1 _1 z& i$ A - position: absolute;( G2 B* F; T" W# z' f1 J9 H
- top: -12px;
' l0 W5 ]5 G1 ?1 Q! y5 p; i b - left: 9px;4 r% J5 O6 M$ M; d+ G
- border-left: 5px solid transparent;; X' q, {( ?' ~2 @
- border-right: 5px solid transparent; ?1 e ?6 N3 j% o3 g) D
- border-top: 5px solid #2B222A;+ D4 W% s, N8 R8 m) k
- content: " ";, ?; R4 M) E8 ~ n+ A
- font-size: 0;) @+ h5 w0 J- w9 K( p: |) W
- line-height: 0;# F% W/ L2 I3 y
- margin-left: -5px;
: ^) v9 f9 K+ U" `( ?& s - width: 0;2 y s* p( P }! l2 i% `7 j8 n
- }
/ L) f" R2 [# S+ x9 M9 p) k - .tooltip-toggle::before, .tooltip-toggle::after {
8 o' i5 t" ~; X0 P3 T8 @2 y - color: #efefef;
/ M# j8 B5 u% P' ?6 r - font-family: monospace;) w+ {# j5 ~: Q2 U g5 t) Z
- font-size: 16px;- b$ ?, y5 ~# b. h( y8 @" w
- opacity: 0;8 w& M$ t# N* A; e" V( {; n9 Y
- pointer-events: none;
/ c1 f" U0 D$ I$ M) ? i' M - text-align: center;+ _0 u% b! X; o$ S5 r, N# p
- }
& B" }: e4 Y4 w, [/ F - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 W# \! Y$ E& l; w' T+ D S8 q. t
- opacity: 1;
( }. d2 ^$ c7 R1 M1 E - -webkit-transition: all 0.75s ease;
4 L( _ L& O4 x0 i/ o# ? - transition: all 0.75s ease;( x# m" k( \. t# X: {- }0 g
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
$ [% [8 ]; ]2 Q - <ul class="nav-items">
8 W: P8 W& I) |/ R9 k1 V" D ~ - <!-- Navigation -->/ h+ Y/ w3 l4 g3 L% p2 z# F
- <li class="nav-item"><a href="#">Home</a></li>
% m4 `* K8 J4 n( G. ?% ~& v - <li class="nav-item"><a href="#">About</a></li>
7 @9 I8 r. A2 z8 _$ N - <li class="nav-item"><a href="#">Contact</a></li>- a7 P* q8 I# D3 j# t/ z w! G# N
- <!-- Dropdown menu -->
7 \4 R$ m/ H1 o3 C: p& o4 M( Q2 l - <li class="nav-item nav-item-dropdown">4 d o( O/ M$ c
- <a class="dropdown-trigger" href="#">Settings</a>7 p0 e' @- V7 m0 V
- <ul class="dropdown-menu"># h! g7 B' C+ ^8 _; J
- <li class="dropdown-menu-item">
' f* U, k, M( i0 ?& U6 e$ P- H - <a href="#">Dropdown Item 1</a>
. t% Q. q$ ~6 g- V) v- F - </li>* w; t z+ Y9 l! q
- <li class="dropdown-menu-item">
: Q8 E$ R" I1 d/ A; ?7 h* L - <a href="#">Dropdown Item 2</a>! ^5 }: M7 e' ^! V# _
- </li>6 } x' I; U, q- v) Z8 b. c, m5 X
- <li class="dropdown-menu-item">$ c' A. v+ k- V
- <a href="#">Dropdown Item 3</a>
, y2 o; m( f* j- T( N - </li>0 ^; {$ ?+ I+ w0 {3 o5 z' G0 h
- </ul>
: C2 C9 A0 K! W# i - </li>- V, c, h5 q$ Y2 Y! H J% z
- </ul>
2 C% L2 U' Z! t, @; E( s, E2 A - </div>
复制代码对应的CSS代码如下: - .nav-container {
# z0 D: k" G) ^" q' P( | - background-color: #fff;
' g3 G( }% N% u; }* q, H& Z - border-radius: 4px;
2 P" w& G. ]. P0 \0 v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 ^7 H' C% K. v
- padding: 1em;
; O, }, R7 }3 o9 k* n- [( ^/ @ - border: 1px solid #eee;
$ ~; G) w5 g7 r4 T' [ - display: block;
% w) Q W u5 \* ^9 U1 R+ E - max-width: 400px;
. X! I+ b' p& Z$ a: G$ p - margin: 0 auto;
) T' H7 S. r [; ]9 i+ A! U - text-align: center;
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9 A, [. n; m1 s* P: ? - ul,
! B! `( z9 H* k Y ]" P* _ - li {
5 P' n& s( U7 _. Z - list-style: none;
k0 A/ f4 s& ~3 y2 D/ S$ }8 U - -webkit-padding-start: 0;; `4 L. {4 `7 D" e+ G) c2 N
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- a {
1 o1 f8 g0 i6 q* X, l - text-decoration: none;
+ s# T9 d2 q* T+ r - color: #ED3E44;
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6 G A/ X! V _ - .nav-item {
" {; Z8 k6 R* p6 I - padding: 1em;) |' E3 [! A. H" J& G1 \
- display: inline;, F+ E8 u, Q. o1 s8 X/ l! I/ o
- }
% w: d+ \9 l6 c( P. u - .nav-item-dropdown {9 z! S4 j4 f* l, r7 \6 @# x
- position: relative;) T& ^9 |8 U, ]- `" p* s
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- .nav-item-dropdown:hover > .dropdown-menu {. D' J' ^7 ?, W8 b" i# Q. o: H
- display: block;6 l3 l1 C9 `4 d" L) D5 g K& a
- opacity: 1;- ]$ h7 v7 l; n: @
- }+ l, o5 S8 o5 u. P0 j9 |$ ~
- .dropdown-trigger {
* z! ?, b4 M: B& f% O) f - position: relative;* }" r/ W9 ?9 V; v2 W$ w5 y
- }
2 m6 K. k6 T2 q7 ] - .dropdown-trigger:focus + .dropdown-menu {+ m) ^5 e) G* \
- display: block;
7 z' @9 f2 E. e' K - opacity: 1;) k8 b ?; w& h, _3 ~; A5 z
- }1 ?5 r, F$ n$ Z5 i
- .dropdown-trigger::after {
- A6 {+ t! F2 V' d4 d( r | - content: "›";
, ?# B& |1 d9 |1 [ - position: absolute;
9 f( n; ~( X; G1 j/ s: A% b+ m2 ` - color: #ED3E44;; f8 n0 g; @% e E
- font-size: 24px;$ A I& {/ j$ e+ R' Q$ _8 T
- font-weight: bold;3 v7 z' f3 [% ?
- -webkit-transform: rotate(90deg);
, e/ p# G# Z5 R - transform: rotate(90deg);
0 E4 W( E8 i* a. l& F! C% `, c - top: -5px;- `% V9 J0 ]$ h$ i5 \9 B
- right: -15px;# @1 o9 n9 ]; }9 F' {) U8 l
- }
$ D2 L8 o+ n6 U ~4 {4 \8 @ - .dropdown-menu {6 w0 C; d) U4 D4 q1 [$ X, ?
- background-color: #ED3E44;
2 {! x2 p$ z: F- p6 T! j i( L& }$ D2 L - display: inline-block;% v8 C2 s+ O D0 f6 d
- text-align: right;
/ F' h& _, a. U6 \! C6 G. x - position: absolute;
' i6 o+ a# ` m' r" U5 ~% X' l - top: 2.5rem;9 L, r! t! k5 ^1 i% H
- right: -10px;: }4 c! D: P6 w$ b8 k
- display: none;
Z( G- q" q+ l4 d4 J0 g - opacity: 0;
( G3 w- y( y' l/ U3 ~( ] - -webkit-transition: opacity 0.5s ease;
% J1 B+ l. i6 Q! U% V9 i& k/ W) u - transition: opacity 0.5s ease;) ~ J. S; K$ r8 f, V- Z
- width: 160px;
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- .dropdown-menu a {% e' \6 O# }5 z. p- j# G5 D' T
- color: #fff;+ [; ?; A% l. X: ~
- }
, X- `3 b0 ?2 @0 n3 W* v8 Y" U - .dropdown-menu-item {
1 T* E0 F$ _& U - cursor: pointer;
3 l6 U, B- W2 ~ - padding: 1em;
+ C& h! Q0 Z, N, n - text-align: center;
" w0 p3 b# T9 w6 W# ~# F1 b9 V - }
' N/ W- d/ t3 J# m: f& n - .dropdown-menu-item:hover {# [& {/ z( K2 Y$ i4 x, X+ z1 b
- background-color: #eb272d;
, v1 w) j* \0 x& B6 ^ - }
复制代码 ( w& l" ]# T2 I4 `/ L, g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. H5 H- B. j4 u
- <!-- Checkbox toggle -->2 W) X! z5 j8 F1 i" ?! y) a/ `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># O% S# _6 v% |; m. h& E
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>6 L1 m8 ]7 }3 s3 X1 \3 S
- <!-- Content to toggle from www.mfbuluo.com-->5 |3 o/ J# {* q' g
- <div role="toggle" class="toggle-content">5 t: M0 a# Z& Y% Y" n" N
- BA-NA-NA-NA!6 Y2 w9 X) G& H0 W4 W4 [- S
- </div>: M' h1 p M0 S! n
- </div>
复制代码CSS代码内容如下: - .toggle {! W0 G G( a1 r+ i
- margin: 0 auto;" K8 p0 F; ~' S' I8 h( l, i7 ]
- max-width: 400px;" u/ F/ \& z+ B, N5 \# N- {! w% w
- }
. G4 P2 l8 X7 O& W: E" ^ - .toggle-label {# U6 b: o$ h8 B/ r7 C
- font-size: 16px;
4 c3 b3 _7 Q; G+ K - background: #fff;+ u2 f- T+ n8 t" l
- padding: 1em;0 q* I. t4 t9 q7 l5 X" `
- cursor: pointer;
# y8 C1 o8 K, E! W$ C. a) O' J. f% w - display: block;
3 `+ t1 d; r6 j% ]0 m& j - margin: 0 auto 1em;6 R, h1 a& y7 ]' b1 v0 f% [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 d/ \! `0 g; _4 h9 B6 ]/ j4 o# O" k
- border-radius: 4px; x. u. v) P( p$ A# l' \* K" A
- }
7 o1 ]1 D# p" n) }9 k z - .toggle-label:after {
3 D- Q) f8 V' j9 v2 p - color: #ED3E44;0 I/ X$ G; E1 \) m8 r1 g8 A
- content: "+";
% i/ l! w2 m$ z" R - float: right;3 X _# Q1 Y+ ~$ a9 [
- font-weight: bold;
5 ]. J: }1 f8 ^! l* e) D* q0 m - }# i* N' p( _) G: O; X2 T
- .toggle-content {, |' _. `6 S+ |0 y/ A1 D+ |
- color: #B0B3C2;
, }0 q! q6 b& [% S, c$ C - font-family: monospace;
: @& L8 l1 j+ d } - font-size: 16px;
" p% l [/ s5 }: v, o& v - margin-bottom: 1.5em;6 y% A/ e6 s, {1 M4 \
- padding: 1em;
; ^/ u+ k% j0 T1 C& P - }$ n4 K2 ~5 A3 {, r. K/ n- s
- .toggle-input {# U5 z" L2 s p( w( z
- display: none;
6 U' k5 s& W0 c( P2 D - }
* q8 d- n# o9 |1 J) w - .toggle-input:not(checked) ~ .toggle-content {. S3 R* @' ^5 C5 Z
- display: none;1 j$ ^3 B1 F+ I8 `5 M- T% _" X) d6 P
- }% ]- H' l+ Z; S4 c$ X
- .toggle-input:checked ~ .toggle-content {
% y: r" W5 t0 C# j# s1 ~ - display: block;
" _. m! D M% a9 T3 I4 l6 e8 ~5 ? - }. R) k5 h! l2 ?$ [
- .toggle-input:checked ~ .toggle-label:after {
4 S) b* ]% V7 ?; m6 b. c9 i% |( N - content: "-";5 j: R1 u/ V, \0 [
- }
复制代码 # ]; p2 z) H1 @* J
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