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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!">
4 D3 `3 y- {- c2 c s ]3 U - Label for your tooltip/ B7 h, y0 y' K9 @# \/ k8 t
- </span>
复制代码CSS代码: - .tooltip-toggle {
! p ?0 X; R8 C% O8 C4 a" W& D - cursor: pointer;8 C# G! }1 s7 P; G3 W. u& S+ n. k
- position: relative;% l3 Y$ o& L, i
- }
- {/ ~; `3 n L - .tooltip-toggle svg {
+ o9 R8 @8 | f" D' l( y0 i1 O - height: 18px;( U" }. ?7 H0 O# P, c' x9 l. H
- width: 18px;% w# ? a) H: ^! u* t
- padding-right: 0.5rem;$ L" z3 Q# e$ s- q+ [! c; f
- }7 R! K$ c7 c* W5 Z% r; _% ?2 q
- .tooltip-toggle::before {+ e! n5 F: p }# G+ r H
- position: absolute;
6 k& S" ?+ @3 W- q3 ]2 L - top: -80px;2 {! v2 y, S9 j4 w$ z6 V7 I6 Y
- left: -80px;0 P' M+ Z9 A) }) L3 H$ n
- background-color: #2B222A;1 A2 i9 v0 P, @1 W: i# h8 w
- border-radius: 5px;, E3 T: ?9 R( W! B5 ?
- color: #fff;
! {& w; n/ k3 ^ - content: attr(data-tooltip);
+ j, e+ N3 H! m - padding: 1rem;
% ^8 ]! x) \ K, p& e0 K, { - text-transform: none;
) ^8 W2 o7 E1 @) c - -webkit-transition: all 0.5s ease;
. w( T0 H; M; S8 r- Y - transition: all 0.5s ease;
# i* I9 E s, ~, _5 | - width: 160px;
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+ e' u/ b; W8 }# |9 w2 U - .tooltip-toggle::after {
5 V2 R) C2 b! m' {! @( K" k7 }9 c - position: absolute;
# v) B) \. O7 h/ ]' Y6 Q' d - top: -12px;5 p5 W7 L5 j- A" u
- left: 9px;
8 Q. J9 G ^$ ?% V ]- S - border-left: 5px solid transparent;
, o: z0 ]# f. u( o ?& w1 b - border-right: 5px solid transparent;- |" p" `* @4 P0 W! H. D
- border-top: 5px solid #2B222A;
! \4 l& Y5 F% V7 y. p! _" W8 y - content: " ";
8 |2 q8 j; n/ ?( X: V9 l - font-size: 0;3 H2 |' ^ C @' J* E$ `
- line-height: 0;
% x# I6 ]; p+ j# ~- v8 u - margin-left: -5px;
( i2 H% P7 y2 r; h! d% d$ A - width: 0;4 Q% s$ {- s$ ]/ ?
- }
+ E* Y- a: O& \# i) ?' N" S: W( G c - .tooltip-toggle::before, .tooltip-toggle::after {# M% Q) W# x0 [- g
- color: #efefef;$ j- @8 g: F" E& L
- font-family: monospace;, d4 z/ C3 f/ ?; N4 L& a m/ _
- font-size: 16px;& M- a* M% B7 @; y5 U
- opacity: 0;7 x4 v( m1 g9 b. q( g2 p' r; `
- pointer-events: none;6 `4 }8 I) n9 z. l( u
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& D* c( d2 U- g5 I: M: L" {
- opacity: 1;: U. p$ V, ]; c+ V/ a5 a* N1 i$ m0 Y
- -webkit-transition: all 0.75s ease;' U9 A1 J ]& _, H1 e7 _8 f) }
- transition: all 0.75s ease;5 t0 ]- Y5 u4 b7 }+ T3 U
- }
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">& k% w' `6 c. \: d8 o# b
- <ul class="nav-items">
f- c7 [6 V: Q" ^4 y8 u( R - <!-- Navigation -->
1 i- a! q, p/ m, ~$ f- e5 N8 ~ - <li class="nav-item"><a href="#">Home</a></li>
% ]) B- v$ f: D1 x1 J$ x - <li class="nav-item"><a href="#">About</a></li>
& f# ]8 m$ o5 j) Z- F n - <li class="nav-item"><a href="#">Contact</a></li>
% L3 v5 I+ y1 B6 V+ J+ O* @/ D - <!-- Dropdown menu -->( w. g5 [7 D- F% \6 d! `4 f+ @9 M
- <li class="nav-item nav-item-dropdown">1 E8 N9 R Y- A8 t
- <a class="dropdown-trigger" href="#">Settings</a>
( Q2 H# U0 d6 |0 e - <ul class="dropdown-menu">% g1 C8 U: q1 d
- <li class="dropdown-menu-item">! G3 k+ U# K4 I- A! I+ ~
- <a href="#">Dropdown Item 1</a>
4 U* L& w; ~6 g( v0 V4 k - </li>
* {" c% E, U5 m. c+ z& Y: V) D4 s - <li class="dropdown-menu-item">% x/ i, [+ G o' T; i Z
- <a href="#">Dropdown Item 2</a>
6 W' d; S6 B' D" G - </li>( m+ M+ B- ?) n3 v1 |, x, L* h! w
- <li class="dropdown-menu-item">- f0 j( A% Q- ?" X8 `! W. f3 r
- <a href="#">Dropdown Item 3</a>
# s) t' ?: j$ ]4 z( u W - </li>
( o3 Y+ G0 a5 A: I- Q# c, \ - </ul>
; R7 T2 A' T# }) ? - </li>
+ }$ Y* b8 o$ w - </ul>
4 R& E8 i* ^$ M - </div>
复制代码对应的CSS代码如下: - .nav-container {5 {) C3 x4 B& C
- background-color: #fff;
) F1 s) U% S) G - border-radius: 4px;
& {* R4 T$ N- a( e2 z+ N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ L2 M/ x6 \" K3 t' \ - padding: 1em;5 b5 W9 i2 l$ O/ u) U" |& K
- border: 1px solid #eee;1 z$ {4 R3 k& G9 C
- display: block;
( _! c+ g; \) L - max-width: 400px;
& e" Z( a) z0 q0 p - margin: 0 auto;
1 R! e. C1 d! C0 j - text-align: center;
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e7 a8 R% ^5 a - li {
# _4 F: U* U4 y4 m - list-style: none;
; q5 _0 u5 C, d4 Z E# a7 |, ^ - -webkit-padding-start: 0;0 J/ S9 [! w9 ?6 f
- }
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- text-decoration: none;
U1 d+ l5 @. P, [1 K0 d ]* `1 C' G - color: #ED3E44;
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- .nav-item {6 y2 P( B8 p7 `+ D3 s
- padding: 1em;4 z7 \" g* L9 ~/ B" k
- display: inline;
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- .nav-item-dropdown {; H" X7 ~* } @- }/ j* ^
- position: relative;2 T4 u6 v5 C) A# Q( A$ o0 L& j
- }
' C' s6 c' g! V - .nav-item-dropdown:hover > .dropdown-menu {3 u# u; B% J. |0 ?$ d
- display: block;
; p7 ~' p8 b& I+ D5 {" c - opacity: 1;
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. U; N# h* Q$ Q - .dropdown-trigger {
/ F a) v% Q7 `+ W. H: A; x - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {0 c/ q5 T0 p; x
- display: block;. W7 c; F' P2 j6 U0 R% G0 s( \5 \
- opacity: 1;4 q$ L6 O; w3 k1 H/ H
- }
+ ^7 f! E7 G8 k - .dropdown-trigger::after {
: r- S: e9 s1 b* I( H - content: "›";
# B- H: Z0 A. j' D6 T' A$ I - position: absolute;7 E8 t/ f* f( g( q
- color: #ED3E44;
; p& u6 u( c; [% V: U4 h) d8 z8 S( L - font-size: 24px;$ S% J- ~; k5 f/ w& i! d# x1 I" ^
- font-weight: bold;! F$ _. A& l* v3 ]* k# A
- -webkit-transform: rotate(90deg);
|( I( l) a* x- Y( b; R+ A - transform: rotate(90deg);
0 c" v8 h4 ~7 _# r - top: -5px;/ J& [8 G/ g3 E s
- right: -15px;! r6 Q4 @# C8 E; @/ {
- }
* e& a1 L8 k4 y" d7 f - .dropdown-menu {
, ]: c5 B" u9 K7 U) v - background-color: #ED3E44;
$ ~) t9 L: u ]$ ^) H0 K5 B* U2 ~ - display: inline-block;
M' w& D* U7 A& S. v - text-align: right;) l; n8 S" B! o7 h& R
- position: absolute;7 l( B' G* y: D% E- V D$ _0 c
- top: 2.5rem;+ k( x u# |+ X+ a8 m
- right: -10px;7 n: K- N. p' n; x5 |
- display: none;( r' p" W, M8 E
- opacity: 0;
4 a$ N) {. d t9 ^0 ^3 m( _8 B - -webkit-transition: opacity 0.5s ease;3 R2 G) y/ Z/ P4 Z0 ~7 g
- transition: opacity 0.5s ease;
: K. O/ V0 {: @" I - width: 160px;7 A) E0 q" t0 U, d' v2 C: ?# [% c
- }: Y5 F9 E: _1 `) O, R$ D
- .dropdown-menu a {8 D" [+ F, p# M* U* c4 N) D- |1 H
- color: #fff;+ | f! }5 f) P4 G4 E
- }- Q8 ^9 Y' a8 Z% \
- .dropdown-menu-item {. i h4 o9 Q9 v4 L6 F
- cursor: pointer;
6 }! W# V3 I3 [ - padding: 1em;
& {" G0 q! @; Q# s. ?% p( v - text-align: center;
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- .dropdown-menu-item:hover {3 c1 O% A3 L' e
- background-color: #eb272d;; c8 n% B* S8 l
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- d7 j; }% C! |) _: U- B: X - <!-- Checkbox toggle -->0 {$ ^1 t9 Q% Y/ V9 K M8 M4 W
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
" x: |/ Q' s4 h% j. P4 G - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* P# J* y6 M% O: u0 }8 y0 E# [ - <!-- Content to toggle from www.mfbuluo.com-->' o$ u# B. P/ A# D2 W+ G& F
- <div role="toggle" class="toggle-content">% H4 W8 i* N, ]: X& `- U" b! M
- BA-NA-NA-NA!# t% J6 S! _$ }- m* g
- </div>& O& [9 U( [: z( y @( H
- </div>
复制代码CSS代码内容如下: - .toggle {$ E2 }: ], w* P5 `5 T
- margin: 0 auto;
& ]9 J9 ~ _/ [8 ~/ N - max-width: 400px;
: f) o$ u" z/ n* I$ l! z9 ~3 n6 H8 s - }* k/ h7 \4 K# c7 I4 L& Y2 i
- .toggle-label {
* @- Y0 n x% D. U - font-size: 16px;
! N( C( Z2 v& [4 D2 u" k. e* L - background: #fff;. P3 g) i- u& @! k G1 ~+ B
- padding: 1em;
9 h4 L5 D( Z+ j0 |- Q) N8 j9 i7 o - cursor: pointer;$ G0 u/ X, s P4 ^4 J
- display: block;) u) i; {& n& b: T' J/ ^' C
- margin: 0 auto 1em;8 i3 G0 F! h4 \# D# u( r) A& W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 e ?! I1 x! t% C$ [& e1 ]' S
- border-radius: 4px;7 ?6 J7 K% J9 ?$ c
- }
- Y2 L9 t/ O/ n9 d" D! Q$ ? a& G - .toggle-label:after {& |: A6 n$ T+ }, b; d
- color: #ED3E44;0 ~8 c) u4 ^2 `/ K! o
- content: "+";8 }' ^# B" C- L
- float: right;! E; I9 x9 j3 q$ ]$ _/ ^2 W+ Z. s
- font-weight: bold; n- s' I l! K! i3 ^2 N( e( m
- }. i7 Q* B5 A- x7 J& c
- .toggle-content {
" C9 G$ D5 w4 I7 R0 Q - color: #B0B3C2;- u+ T" ^2 x8 }* c0 P" @' _
- font-family: monospace;' |( D- r7 m, K4 [6 ^
- font-size: 16px;
$ k/ w1 A+ K; v- ]8 t, R - margin-bottom: 1.5em;
, r4 E4 }4 @ F2 g' `3 ] - padding: 1em;1 c" i. b! j2 z6 ^; ~, Z% t
- }' n" c: T3 s- ?/ J0 R
- .toggle-input {/ E" N/ N) v8 f: B. O1 g
- display: none;
, C0 u: I& i, ]% t+ S - }
6 P( T# X1 l3 ]& C, o7 a* I9 ~ - .toggle-input:not(checked) ~ .toggle-content {" @5 w0 a Q6 h" {
- display: none;
7 W3 k' a4 E+ a" k$ M - }
/ e0 D5 P; C) o. b4 P6 y5 H: | - .toggle-input:checked ~ .toggle-content {0 R" m+ R4 l' {+ Z1 P4 r
- display: block;. N: P2 p* r( q( r6 f" f$ H
- }
q6 O/ S" W$ {5 Q/ s - .toggle-input:checked ~ .toggle-label:after {
; a. E" o$ R! H+ D6 O+ K7 D5 _$ U - content: "-"; g- p4 {$ \0 C. V% h. [
- }
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