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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!">) w7 i5 a1 O% \ d& @; s: ?0 b
- Label for your tooltip
9 P7 o" z. [$ v( ?' Y - </span>
复制代码CSS代码: - .tooltip-toggle {$ J; P7 E5 U, Y$ i) l0 S* R
- cursor: pointer;) b, X6 b: z$ J0 J) C3 b% d
- position: relative;( f- H8 ^$ M7 o* N" F4 [
- }* R" J7 y4 n' }4 _' m" b
- .tooltip-toggle svg {# \4 I4 c! Y( g6 G% _# q: z
- height: 18px;
6 r$ f& c: s+ D4 ?4 s - width: 18px;0 x6 }8 l( q5 c8 n4 }
- padding-right: 0.5rem;7 M% @. O- K7 f1 H) d; g
- }
. p' P. [# M G) P. A/ @/ I P - .tooltip-toggle::before {" g! M4 Q! N' G+ L2 G
- position: absolute;
; x+ i! r: Z2 x5 } - top: -80px;
5 w6 F" D& r+ i# f* d; ~ - left: -80px;, A1 F, Z7 w" d4 ~
- background-color: #2B222A;; M, c i& b) C# p( n6 X
- border-radius: 5px; v _3 C) F8 H1 k8 X
- color: #fff;# F' R% i1 B2 t; u! |6 s
- content: attr(data-tooltip);# a, U5 I+ D7 `
- padding: 1rem;
8 E4 g6 n1 Z- k# l - text-transform: none;
: t$ _/ u/ X$ H& M: J/ P7 d; Y - -webkit-transition: all 0.5s ease;
9 W1 A0 z1 `3 k4 s5 L2 M" ^ - transition: all 0.5s ease;
1 g" x! J4 u' N1 R# c - width: 160px;& Z' S: y+ \3 q3 {
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- .tooltip-toggle::after {
( l9 b+ A8 x9 ], \: g" \2 r$ U, m - position: absolute;
2 s3 j, n0 |4 K3 [ - top: -12px;! u3 k; I1 Y; r. ~
- left: 9px;3 x" U- @& W6 f% |' E6 ~
- border-left: 5px solid transparent;
: C+ s+ S: f6 B0 @ - border-right: 5px solid transparent;
2 D$ K8 D0 A. E; C8 Y% @" B - border-top: 5px solid #2B222A;* n/ q; m* R. T: ` ^8 ]1 `
- content: " ";
H; s) h; V4 N( Z- p2 i - font-size: 0;
B# _4 ~, K5 g$ M - line-height: 0;* M! H0 K1 J6 I6 J
- margin-left: -5px;
$ o1 Z/ R- Z: g5 V; O* t - width: 0;5 b; q8 B8 A8 t5 L
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- .tooltip-toggle::before, .tooltip-toggle::after {
2 S' C+ }5 ]* L! Y6 ` - color: #efefef;- p' k6 K% n: d+ |
- font-family: monospace;
1 D9 l2 ]/ o% |$ @- ~! r - font-size: 16px;
' S" ^1 Z3 u9 @4 i, x( o - opacity: 0;! s2 [$ a2 F( s4 F9 A9 L
- pointer-events: none;; x U8 q8 e0 y1 Z* c
- text-align: center;
$ [, X" V1 S' _1 d3 I- K - }
9 Z! i2 R' E+ M: [3 D; A - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. e0 e- V5 o. |: O - opacity: 1;6 d( n! E v/ O. t
- -webkit-transition: all 0.75s ease;3 m/ o/ g* V! `' ?# V: J) a
- transition: all 0.75s ease;1 X. a" {' y! x7 {3 f
- }
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">) i3 O( E2 t4 J0 m2 y7 ~; N" g, K$ S* O
- <ul class="nav-items">- u9 `5 e) a O- T9 h: _3 p/ N
- <!-- Navigation -->' [) h) {' f8 l- X: x3 T: k
- <li class="nav-item"><a href="#">Home</a></li> c3 |5 d" y6 F2 p0 B
- <li class="nav-item"><a href="#">About</a></li>& H' N: R/ r: b9 u+ b
- <li class="nav-item"><a href="#">Contact</a></li>& i. C4 d4 c" P7 O) c& n' ]
- <!-- Dropdown menu -->
% C, O! J# q! j7 @ - <li class="nav-item nav-item-dropdown">3 Y$ [: Z# E, z. i% k0 X3 c- `
- <a class="dropdown-trigger" href="#">Settings</a>
) m, h6 ]2 E8 f - <ul class="dropdown-menu">" k Z" }+ r+ G6 i# i4 j5 ?
- <li class="dropdown-menu-item">7 {% A# X2 {0 z* i) G/ q0 x" `7 a
- <a href="#">Dropdown Item 1</a>6 Y) T5 [! {; f. \& ^4 \9 v
- </li>, C4 t8 B5 V" T6 t4 M, q
- <li class="dropdown-menu-item">+ w2 Q4 l. G; ]% D0 ~
- <a href="#">Dropdown Item 2</a>
; S2 F$ M. n$ x* h% g4 e# V8 d* h - </li># l, j& [; I: \* a$ T8 I; _
- <li class="dropdown-menu-item">$ T0 K2 i0 B* {. `; { Z8 s9 Z
- <a href="#">Dropdown Item 3</a>
9 V q. K+ }; u3 X8 V$ D2 K. o* N: H - </li>
7 y; P, ]" l. S, L0 ]* m - </ul>
$ e& j- g7 X4 N" } - </li>
) H0 n- c% P4 ^ t) h9 v9 J - </ul>
5 w0 B& V0 G& `9 e; c+ y+ @ - </div>
复制代码对应的CSS代码如下: - .nav-container {, m, R8 h. [8 P! |1 p% ^
- background-color: #fff;( {' M/ A" O. {+ D
- border-radius: 4px;
% z% S4 U% K) m* P. Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 W+ s: A" |# S/ T$ z9 P - padding: 1em;
% x! T7 n9 D, y( q - border: 1px solid #eee;
, T A" d5 b. _: h4 n' ?8 R. D' A - display: block;
, o ^: `* b3 [ - max-width: 400px;
# ]2 K9 g; `" J" [ - margin: 0 auto; E6 |) ~+ E3 V6 L. ? U5 \
- text-align: center;
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- ul,
/ i( D4 L9 ?( u- K9 q% E# q - li {
+ E8 u' Q, }) j ~3 ~) a - list-style: none;
3 f' Q' X; r9 }8 |7 W: Y - -webkit-padding-start: 0;
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- text-decoration: none;4 x' g; h. g* z; b+ F# J
- color: #ED3E44;
- I; Z5 g/ }4 l - }9 W9 M' P I3 f
- .nav-item {
' I0 I6 b7 [" F3 E3 B, q8 a - padding: 1em;
' d' }* P" Z% v: Y( n% ? - display: inline;, V( g2 c8 e- J# _+ { s* {& m
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- .nav-item-dropdown {
/ K! x4 F/ `( R' ~ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
' Q( G4 s' n9 `( x - display: block; D! a' i( K; K2 e% s) f
- opacity: 1;5 R- r& W8 D# D5 B
- }, L6 J. N- T& j! `
- .dropdown-trigger {
, N% d0 D9 M" f& } - position: relative;$ n5 |0 m1 U- s: |7 Q* q( V
- }
7 J2 ^. m, f" O) d0 h) [) j - .dropdown-trigger:focus + .dropdown-menu {2 t+ G& E6 W' L
- display: block;
3 _( N0 e& e4 d, t9 \4 L" l - opacity: 1;+ [' m9 j) E, ]5 w- F
- }9 g) b; p" q4 X0 B: _
- .dropdown-trigger::after {4 Q3 p& t9 |0 I) E
- content: "›";: w/ } v, O8 O u
- position: absolute;
7 G- T6 G$ T5 L2 [# z# T - color: #ED3E44;) @, ~" Q. p; v [# j2 o
- font-size: 24px;
) e" @: [& y; p- G7 ? - font-weight: bold;) K0 X0 O( A2 o& g" {
- -webkit-transform: rotate(90deg);' ]/ Q3 u s& E8 H
- transform: rotate(90deg);
( s. }# I3 V0 l, u* V' J9 F - top: -5px;& W* O5 a8 v$ i r% u2 s; J
- right: -15px;* E* Q V# X% f* G1 k' ^) i' S/ X9 R, b
- }
; x, l) g* R5 Y% D6 d - .dropdown-menu {
: H" \) l, g4 _, K6 L8 |3 W - background-color: #ED3E44;
6 R, G% ^( _, T# }" G - display: inline-block; x4 L" |+ L" w1 Z8 @( c
- text-align: right;
0 u) B# d0 ~' v0 o1 _ - position: absolute;6 R3 H+ U. H2 W7 ?' N0 m
- top: 2.5rem;. n* q2 |2 P$ A# e
- right: -10px;
7 S. G v( _1 `" J* x, g0 z - display: none;
1 {6 h. P$ }9 m, _. ~ - opacity: 0;
+ o0 F( k8 x5 V9 ^ - -webkit-transition: opacity 0.5s ease;
# N( C9 h6 D: |: c9 Q - transition: opacity 0.5s ease;
( J. k4 R) Z. ?9 `$ F: M - width: 160px;
+ d4 B6 P3 M' o8 ~$ `6 K - }% `) f& f$ K! r+ T$ [( M1 s7 ^
- .dropdown-menu a {+ f* ~; f3 F) A, L
- color: #fff;
/ t- W2 b' N: |# i2 U6 Z& j - }
# p7 K: x# {, v9 p) z. v - .dropdown-menu-item {
* G6 N0 T& X' g/ _8 P' U) q - cursor: pointer;
/ R) p1 y8 T7 T1 A: k# f - padding: 1em;% `( f( D& \+ T5 l4 l7 o
- text-align: center; T: B& L3 x( ? Y+ A5 V2 t" {
- }) X! s1 Z7 ]/ X4 A/ Q; w
- .dropdown-menu-item:hover {) x2 x9 y- ~8 w9 G+ }( G
- background-color: #eb272d;5 Q6 Z# |4 l- `- b# j6 B" w# L
- }
复制代码 ! ^; `3 d7 a: v3 E* g; R9 X
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
% @) E0 A5 b! H$ T8 }* X# a* ?8 v: o - <!-- Checkbox toggle -->
: o+ q4 R6 D- u& F1 r; l) n' D' Y- Y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% f8 F8 v4 D; G9 V- { - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
7 u- I5 c6 m/ I, ^ - <!-- Content to toggle from www.mfbuluo.com-->& M9 p: y. k O0 a
- <div role="toggle" class="toggle-content">% l2 a. _7 r7 t. d
- BA-NA-NA-NA!
8 t# J2 X1 a7 i0 H: s - </div>9 d" Q' p. e8 o# j: B
- </div>
复制代码CSS代码内容如下: - .toggle {
+ [7 ], ?: ^( Z; S8 k3 b - margin: 0 auto;* ]! m+ r8 y5 a
- max-width: 400px;9 C8 A! e/ m4 x3 R
- }0 `2 w- l6 ]8 p& X* H$ B
- .toggle-label {! f2 f1 Z; D2 ~ G' j3 T9 O
- font-size: 16px;0 H( A$ E# s; j) V# k2 N
- background: #fff;
' r; m5 u. _ }; T+ V8 ?) v - padding: 1em;5 _' c, _3 j8 _5 \5 d1 m! O
- cursor: pointer;) s) u7 n7 k3 E4 c1 A/ S
- display: block;5 _+ Q, N& d% x+ P Y% m y
- margin: 0 auto 1em;
/ l1 w# h' t! O: b) g | g( o& K* L. T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, Y, d' Q. u3 u# `1 v" [ - border-radius: 4px;
" r# m# M4 x. }+ z- L- z) I$ k - }8 s( d! B% w# i2 K+ d
- .toggle-label:after {
* l" D1 L# z" M4 H) n8 I - color: #ED3E44;7 Z: U6 l. L4 R9 p" }6 G1 M1 h- |
- content: "+";
/ ]2 ^6 |0 i8 B$ W! `2 a+ g) u - float: right;9 Y) {, r' @# d3 _, d' L U5 [
- font-weight: bold;
- T5 K) g/ o* U" g/ R1 ?6 O% N - }
' D1 ]4 Q" w3 R* K+ I$ o3 Y - .toggle-content {6 U( i$ Y* H- m# b6 S# E
- color: #B0B3C2;
+ f% y1 F+ F! F - font-family: monospace;# O3 z; S7 w0 B |: I8 S# I
- font-size: 16px;. T. t" a5 t7 d! _( j# I# E/ u
- margin-bottom: 1.5em;3 [7 h$ P7 H( L4 l( W
- padding: 1em;
' A: h+ v, D0 B, D, q* m - }
: D' B6 w/ `& c) J; B - .toggle-input {. I3 I S+ o( R0 C+ R8 _4 n& G; V
- display: none;
@8 t4 k1 Y4 @/ E4 n# m& \ - }0 m, f. v/ |+ G2 J" b) V
- .toggle-input:not(checked) ~ .toggle-content {
& X; Y! y7 b! [" x Z - display: none;
% j, Q/ B5 _, u0 R - }
: n% K$ A. S$ v' Q: c' u* p. W - .toggle-input:checked ~ .toggle-content {
* d4 {4 q. R1 T$ C - display: block;
# n# z' F1 y/ W& w - }7 s2 G: f" U7 w1 |9 x$ R
- .toggle-input:checked ~ .toggle-label:after {
+ C) g( f6 c8 S, [, e0 V2 E - content: "-";
3 D7 A+ \, T! M& Q! P# H) ^" d - }
复制代码 ! u+ F+ `6 j. N# l# I
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