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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!">8 d+ P9 t. ^0 g4 ]: m5 A& k
- Label for your tooltip4 o6 u% b- x/ [# c; C
- </span>
复制代码CSS代码: - .tooltip-toggle {. o# Z) z8 I ?9 c& @! u% U
- cursor: pointer;+ B+ Y6 o& ^" u9 K: U
- position: relative;6 m. v0 N7 a* q& `8 V
- }: {+ v1 \# U9 d$ ?
- .tooltip-toggle svg {7 m4 f- |5 b' m9 }
- height: 18px;
1 n- C; ]0 V, L7 i9 L! f7 L, |4 i* o - width: 18px;
9 {: K8 j& g/ e' Z - padding-right: 0.5rem;0 ]/ U& }& i% l9 K/ j' _0 g: h
- }3 n3 s3 q ~. U0 ]! Q. e( O, b
- .tooltip-toggle::before {0 L9 A+ O% f/ m; C# c
- position: absolute;! C: G5 C8 N# e& L1 h4 {- }) O9 h3 X
- top: -80px;
5 K6 I/ z8 p& N* j1 f) Q& v - left: -80px;8 X8 a: K- n$ r7 p& u* S. v ?6 Y
- background-color: #2B222A;$ ^7 [7 r" Q. ^4 p6 L7 T5 }: C7 ?( R
- border-radius: 5px;$ a7 n# ~' H5 e* E" w$ n5 ~
- color: #fff;
7 ?* k! U5 S% c: _& ] - content: attr(data-tooltip);
# s- g! C2 f& g7 c8 ~. A$ D3 ~. ~ - padding: 1rem;
7 T x6 s5 H) J2 L" m/ p5 J - text-transform: none;% k. ]2 ]6 d' Y% Z1 c4 U8 S
- -webkit-transition: all 0.5s ease;
' [) l) g1 p7 a4 \+ \8 k& q, Q - transition: all 0.5s ease;
9 t% c- Z2 u3 J- a - width: 160px;
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) I$ ~* _9 l: G) r! \" N - .tooltip-toggle::after {
, o7 u: X. ~) p - position: absolute; s, u q8 h! D; j; B2 b" L
- top: -12px;' k' K2 P- q* U5 p) i
- left: 9px;
( ~6 S/ q: N# p5 z" J - border-left: 5px solid transparent;. L8 \" Z6 A0 I6 h& L' D' w
- border-right: 5px solid transparent;/ l6 h1 i' i& I
- border-top: 5px solid #2B222A;! n! v9 g. D, I" O0 b p+ p- r
- content: " ";: v+ {7 s8 ^* y/ u( o: H! h
- font-size: 0;
0 I6 A/ w0 T3 u' b( {9 v0 O, ]" S \ - line-height: 0;
$ W- H z8 Y+ P1 z) \ - margin-left: -5px;
w: _: R. \7 K2 X' T p. r0 o: q: h - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {0 q7 Z! l. ~# `. X% H
- color: #efefef;! z9 p; G/ V# H/ P; e- R4 f7 J
- font-family: monospace;5 a# \, t& z8 s/ m% o
- font-size: 16px;
! {- P: u4 A& w5 V - opacity: 0;
5 n9 }& w; a$ c) n, C - pointer-events: none;% s9 Q9 Y8 @' ^$ K2 \* t3 ^8 {5 X
- text-align: center;! d: t; D7 s( e* q$ a
- }1 E2 X2 f5 H( e# U; k" a# v) n, w
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ O" k3 o+ Q$ y( _2 }& e7 T! y# T
- opacity: 1;9 s" k! t9 K7 a4 o4 a" `1 X
- -webkit-transition: all 0.75s ease;% R2 \; y' V5 ?9 ?
- transition: all 0.75s ease;4 p) }# v/ Z3 |, N
- }
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">6 G9 Z# N' N0 h0 a( F
- <ul class="nav-items">
! Z. n: o% z4 B$ S - <!-- Navigation -->' i; P! P! c1 B
- <li class="nav-item"><a href="#">Home</a></li>; v( X0 c# }. b" D; L7 [
- <li class="nav-item"><a href="#">About</a></li>, ]2 P8 [. j# T; c, ~+ q
- <li class="nav-item"><a href="#">Contact</a></li>7 e9 G! B/ U7 Z% R( @* k* `
- <!-- Dropdown menu -->; E) q& }1 `1 l0 t8 k: z6 R
- <li class="nav-item nav-item-dropdown">
8 g }; O4 ]. c3 _ B - <a class="dropdown-trigger" href="#">Settings</a>
# z" g& C- \9 Z, p P - <ul class="dropdown-menu">
+ O e1 O3 W" {% R. H+ B( k) H - <li class="dropdown-menu-item">
. k) X2 Z8 C' A. N2 n - <a href="#">Dropdown Item 1</a>' E# n; [, O' b, ~- a
- </li>
5 E; D/ A. l. C* ~ - <li class="dropdown-menu-item">9 U* E' f3 U! l, m7 h" Q, G
- <a href="#">Dropdown Item 2</a>
3 A, R C- o$ i3 H3 o - </li>
) F: k) U5 F% A+ F - <li class="dropdown-menu-item">6 J) h$ H8 ]0 q5 I" d: r [
- <a href="#">Dropdown Item 3</a> D" A) S7 R2 M7 C3 v1 y9 _5 G3 {
- </li>
6 ~) g( J2 z4 O! P4 I( N - </ul>0 P6 k% ?6 U1 E6 }* k9 R
- </li>
7 B, M& `: o: ?& i h - </ul>
3 x7 G" \: U( c2 `( ` - </div>
复制代码对应的CSS代码如下: - .nav-container {
& d# p$ m8 H- d; r+ S9 |) J% u7 [ - background-color: #fff;
& P- a3 l4 z+ K: U% h# C) M - border-radius: 4px;
9 R6 X4 a! P, u& w" P! A - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 p9 ^% I7 ~/ ~9 U% \5 Z4 d - padding: 1em;5 P. \& p6 P+ {- @4 c
- border: 1px solid #eee;
) l3 t9 p! N! L0 P8 R - display: block;
1 F# G+ [9 T8 v4 y% y+ m' j5 n - max-width: 400px;
# R& R5 J4 }. S, L- g* {/ x. r - margin: 0 auto;
: t5 k/ C( w% ]4 X6 b$ X! ^ - text-align: center;
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- ul,
. j# R* p, b6 G" m( P9 ?) B# o - li {
( `6 d( O j5 H. T* l. F' s* C' L6 ? - list-style: none;
+ |* t( g5 @/ z; R. ] - -webkit-padding-start: 0;
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2 a0 z/ l+ Z1 L& ^, L. o - a {
0 f C4 k, t- @; d; B - text-decoration: none;
* ~) ~! D3 Y9 Q& w - color: #ED3E44;
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- .nav-item {
9 a. L9 s) W* p5 P" F+ i5 T - padding: 1em;+ ~" k1 V' H/ w% P
- display: inline;
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- .nav-item-dropdown {; G+ W4 g/ I* u# ?( d
- position: relative;) W7 m: Y2 o! `0 q/ ?' N" ~
- }
4 l. e; Z. W& }8 j) U' G - .nav-item-dropdown:hover > .dropdown-menu {5 e0 @1 l3 ]8 {" F |
- display: block;* d$ p4 `' Y; m" `4 F# h
- opacity: 1;
7 ~+ h% f. i% o L) t - }
3 I5 W0 ?/ [ @, K& } - .dropdown-trigger {
7 F+ _8 S% v+ m' X0 F - position: relative;1 \7 \# g$ |& U
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- .dropdown-trigger:focus + .dropdown-menu {
2 o: V1 P4 Y9 h4 w- I: b - display: block;# M# D1 H) e, z* g
- opacity: 1;
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$ _1 r. R! E8 ]0 `8 n2 \9 Y - .dropdown-trigger::after {' B3 F; H9 K J6 U7 x
- content: "›";
) R$ s5 e: u/ K - position: absolute;
+ k& C. a- M3 ?7 b& g$ b# u+ P - color: #ED3E44;8 K7 z( `+ @, |' M: ~+ j: u) F; H
- font-size: 24px;
. b' i- ]+ }* |8 h6 G7 W4 c7 s - font-weight: bold;
5 B( M9 q( T: k8 z - -webkit-transform: rotate(90deg);
8 I4 ^; [) ^" y* x+ X& C0 p, V - transform: rotate(90deg);
4 }. r6 c2 Z! K5 B) X( ^& L - top: -5px;
( A$ t, E4 M# p$ S - right: -15px;1 z3 b5 n% n, U! B
- }
7 [% |3 U! I y( N0 O - .dropdown-menu {5 Q3 O9 ^1 I7 N0 T/ i# b/ g
- background-color: #ED3E44;
3 ^; k& M; d+ f ~& I+ G( G/ W - display: inline-block;0 d% q8 Z# o2 S5 W r$ W
- text-align: right;
# k) \' Y- E( D( u - position: absolute;
8 A# A- h9 l. f% E - top: 2.5rem;9 u( {& _" Q1 H( O1 X0 z
- right: -10px;9 [$ z. {0 i; F0 |- \
- display: none;
2 y) f+ z' [, U+ n" m0 t - opacity: 0;
6 x# \+ ? _& v - -webkit-transition: opacity 0.5s ease;
4 `- L2 r" _) S3 S' S - transition: opacity 0.5s ease;
5 G, d. V( p# e4 S) w - width: 160px;& z( P& i/ i* P; Z# x
- }. T5 ] _) D4 H: |
- .dropdown-menu a {, k, S4 x9 z- U( s+ I ~0 t
- color: #fff;
, e' \+ M* Z5 [1 w0 ?* ` - }+ u& q7 J& ~$ H& [
- .dropdown-menu-item {0 y" W- T& S( D# p
- cursor: pointer;% j7 O8 Z- Q5 |4 |8 D
- padding: 1em;/ T: Y" c" Y! ^) w+ o5 w
- text-align: center;
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- .dropdown-menu-item:hover {# s: `! B2 r; @3 ~0 w; r3 i
- background-color: #eb272d;) ]. b, O7 Q: }7 P a" ~
- }
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7 h) I- a6 F$ B& X9 w7 Z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- n: X5 j/ b. s n# C
- <!-- Checkbox toggle -->0 v% N, J2 u1 G; U0 M+ L, J5 L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> C6 S" Q' n v4 \/ b! x0 Y5 |
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 a4 L6 D/ e/ N% ~ - <!-- Content to toggle from www.mfbuluo.com-->
' U$ G' H3 g* Z2 v* m `* u0 b - <div role="toggle" class="toggle-content">
2 t) `& U, D( U0 H6 ? b/ \ - BA-NA-NA-NA!
% ~2 v& `' g! o& U6 w/ i4 I) S - </div>
% L7 ~0 O5 {4 y - </div>
复制代码CSS代码内容如下: - .toggle {5 E' _4 g6 d3 d( h, \) m5 l
- margin: 0 auto;
* x. q, _4 f; D v% i - max-width: 400px;8 B4 J5 k: @( ?
- }0 Q9 w( Y- {8 w7 g/ }. Q8 U3 d
- .toggle-label {& F( W# t/ h0 z( b, u" Y0 |
- font-size: 16px;7 c5 b% X/ ^9 ?/ ]/ w* A+ p* D2 `7 u0 O
- background: #fff;/ K h0 Z; ]3 @2 g( ~, C
- padding: 1em;
4 P( }0 f3 [" ^; { - cursor: pointer;
( C5 |4 h i5 Z, c, j, c2 J - display: block;3 y4 Q0 @) w. V+ w8 q1 q( Q
- margin: 0 auto 1em;/ w0 _/ i- k, f
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 E& k- d& m4 x! {3 ` C# j3 q - border-radius: 4px;
7 r- A5 m- R! ~8 ?2 Y6 W - }) c8 g- K* `% Z7 j. P, h
- .toggle-label:after {
( ^0 G. Q, |0 x/ g% r8 a - color: #ED3E44;0 _$ v& @; q1 k3 D2 f8 h0 ?, \
- content: "+";/ d: F' V; K9 A$ c+ Y
- float: right;
9 P0 f Y+ B; d: ]8 }. ?! M - font-weight: bold;
8 o z+ E# _0 N7 |2 ?/ p+ r; { - }2 V* @/ u6 E9 \* r' o0 M. A
- .toggle-content {
: k7 G/ J. O0 h- K3 I - color: #B0B3C2;
7 d/ n" }9 Q. w7 M! m5 _, q4 o - font-family: monospace;
& s P C, ]: v9 m/ G. x: k0 A - font-size: 16px;+ l) P4 g5 v; d1 s
- margin-bottom: 1.5em;
+ Y$ {* o1 O" s4 c" P( H5 i9 |9 ^ - padding: 1em;
+ b' s9 `; {. ^8 z5 [! S - }
9 @( l3 a7 U5 M. o; q% m# C - .toggle-input { @; _5 L. B3 B3 w( Q0 |
- display: none;! j2 T% E, X0 s1 D" Q
- }7 Z- ]# {: Z6 ?/ f
- .toggle-input:not(checked) ~ .toggle-content {9 w/ g$ q, a. v8 r# c. u+ z0 E4 B
- display: none;2 A0 r$ p8 K& F& s" L$ }$ W2 X
- }
9 o& V7 q( G5 T" n" u9 g - .toggle-input:checked ~ .toggle-content {+ x& x8 C" G% j5 B
- display: block;
+ [ ~9 t( C q$ g+ ^! U9 g1 m - }1 E' z5 H; U0 v$ w6 b& C% o0 h
- .toggle-input:checked ~ .toggle-label:after {
2 O: }% _3 K" C* _* G - content: "-";3 W+ C, ?3 k* B: i5 F7 ^6 B
- }
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