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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!">
. n5 i6 I O* Q) p - Label for your tooltip
) h$ P# E* u' C) T0 _2 ] - </span>
复制代码CSS代码: - .tooltip-toggle {! d X3 U8 l8 b. E7 i0 S
- cursor: pointer;4 a, f5 s9 e+ U+ D4 m
- position: relative;( n( `3 a+ ?$ c# S: b$ ?
- }$ P9 e% f7 d1 `' f1 L
- .tooltip-toggle svg {
/ x: K: Y0 i! S. ~8 Y - height: 18px;
# i% ]% h7 @/ h9 a' Q& L - width: 18px;7 o' S3 }/ m5 t4 t) i
- padding-right: 0.5rem;9 X8 w/ H% ~$ @# B
- }
5 O+ A8 }' k0 f2 a A, U - .tooltip-toggle::before {
' x! a9 G# ^0 `! m$ ^$ e - position: absolute;
' Q1 I; f$ G6 t. s - top: -80px;
+ B& h4 c- S9 r - left: -80px; X% v- ^; c3 G4 d
- background-color: #2B222A;, A6 m3 M/ G$ [
- border-radius: 5px;" q5 r/ u3 Z$ a. D3 }
- color: #fff;
( ^7 [5 ^& x% _- ~/ P$ _# h6 i5 V - content: attr(data-tooltip);- l5 w4 t6 _, ]6 Z2 l) u9 A8 ?
- padding: 1rem;7 e% A+ \* |5 g' `# Q! g6 e
- text-transform: none;
/ r" z/ v9 D( r) y- W4 O V - -webkit-transition: all 0.5s ease;
! b0 e4 z' P2 d6 X9 B - transition: all 0.5s ease;3 j7 y2 G% A- j# X1 a
- width: 160px;
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- .tooltip-toggle::after {0 H, I8 }; H- b
- position: absolute;
- K4 L( n: |: {% J. [1 V' E, @ - top: -12px;
- a( ~! X1 Z( j% D3 p - left: 9px;9 b/ m7 [7 T/ b* v$ c3 i$ t
- border-left: 5px solid transparent;
. f* b1 ~: S3 R3 F - border-right: 5px solid transparent;; ^+ g& Z. [& t! D
- border-top: 5px solid #2B222A;: H- J- K/ j$ g1 j: c$ g# v2 ?' S- N, [" Q
- content: " ";* V! j; j0 F7 B4 u4 y- }. h4 \
- font-size: 0;$ z- `3 h! D' P# K2 }) G
- line-height: 0;
" ?; I; `7 B0 g; X# y; X - margin-left: -5px;
; K$ {- v- N; d/ k* @5 W - width: 0;( X# @( ^( F# E; _% n
- }
E4 r& i2 j1 z/ y, v6 h - .tooltip-toggle::before, .tooltip-toggle::after {
7 Z' p9 m* |- | - color: #efefef;
' [0 E! C) [" P: Z- C - font-family: monospace;8 v% B: g7 f8 a1 ^7 ]4 Z6 h8 N: X* f
- font-size: 16px;
6 w) G1 N9 o3 l8 H( o% u5 W8 Z% O - opacity: 0;; V+ q7 B, i: T! o: @ @
- pointer-events: none;; {7 d# n: T% s' Q# \+ R
- text-align: center;
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! S% s* |, h( B' K6 |1 r9 K8 Q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ }3 X- l* H* e3 r - opacity: 1;3 T1 v) t% M8 h" k0 v O7 i
- -webkit-transition: all 0.75s ease;$ P( Y6 {# n" a* \+ ]+ m6 c
- transition: all 0.75s ease;
, p7 [7 }9 G) [. f5 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"> g8 T" c7 \3 f$ h- N4 F' q* C
- <ul class="nav-items">
% u0 T$ B/ W0 K* k0 J - <!-- Navigation -->
# Y5 u6 s8 {4 | y0 | - <li class="nav-item"><a href="#">Home</a></li>
3 h3 }" l' ~& v - <li class="nav-item"><a href="#">About</a></li>* Y; c: \6 N1 N% ]+ J
- <li class="nav-item"><a href="#">Contact</a></li>
/ P) @1 E2 N; x" [0 J - <!-- Dropdown menu -->: f- m# @. h- {, `$ O: V
- <li class="nav-item nav-item-dropdown">1 U5 k- f w5 }2 I. K0 l6 s9 \
- <a class="dropdown-trigger" href="#">Settings</a>6 o. o* Q) [. r7 x" N, E( }" t
- <ul class="dropdown-menu">' S' y5 d J C3 Q. a/ q
- <li class="dropdown-menu-item">
+ E1 P6 ?0 i7 J1 x7 E5 s. [/ @' z# a - <a href="#">Dropdown Item 1</a>9 q6 g( |. |& d- Q, J2 x
- </li>3 ?0 }1 j' ?3 ]
- <li class="dropdown-menu-item">. c- J! F! p u2 ?6 q6 x# p: V
- <a href="#">Dropdown Item 2</a>
5 ]' Q% E; R! j+ s& z1 b - </li>- s+ J9 w- Y( t; x0 G* h
- <li class="dropdown-menu-item">& K1 q7 K: @' j* N
- <a href="#">Dropdown Item 3</a>/ k v' G: k D; J
- </li>
' i6 P- h4 Q7 N: K7 h$ a3 L* R( U7 p - </ul>8 P! m2 t+ z) {. X" c4 O: s9 M" _6 o
- </li>, }* D9 D9 ?- S+ v; }
- </ul>
7 s3 h+ f/ X. D& F- u: e - </div>
复制代码对应的CSS代码如下: - .nav-container {
' P) C2 J. U |" L# ~; R; y4 t% K - background-color: #fff;
/ F1 g+ M% E% ^% K) c n - border-radius: 4px;2 O5 R+ y5 \% ~0 T: i) c% M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& I2 Z' ^2 {% ^ - padding: 1em;% D: g! a& q4 L
- border: 1px solid #eee;# j% o$ J# h; _0 e
- display: block;
6 M( F) M+ w, W - max-width: 400px;/ O4 E6 t) F6 u0 _1 E. U: H
- margin: 0 auto;9 O# C8 H) { U7 a) N
- text-align: center;9 e6 h0 r- M: O( `
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- ul,
. v2 C+ `+ B: S: K4 M/ d3 U - li {
4 I9 [3 [+ c: F& D - list-style: none;
: n- n0 b0 I, n* D$ i8 R* I: p - -webkit-padding-start: 0;' P# v, _! v( ]7 Z- P' A! Q
- }
! e) I( G' K; U7 G2 c - a {
5 \2 R- I3 F) X9 ` - text-decoration: none;5 }: a! {0 F' V
- color: #ED3E44;
. c7 @7 F1 w8 e, M; A& x - }
( g& @8 F. P3 Q5 L" u5 }6 S - .nav-item { I" Z- o6 Z% _+ m3 }& x6 T
- padding: 1em;
3 y6 _4 r: Z, C5 U c - display: inline;
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- .nav-item-dropdown {9 b% ^$ F' L* D0 E+ O6 h3 m
- position: relative;8 y4 c2 n& M& r/ \
- }' R' ^' ]! ~1 Q0 C
- .nav-item-dropdown:hover > .dropdown-menu {" m! e$ {! q% c, W5 H
- display: block;
7 ^9 ?% U1 U% \( U O - opacity: 1;
9 Y2 ?' t" P0 ]+ A( m; ?9 z - }
( v8 ]/ p: D3 g" Q - .dropdown-trigger {; U! \/ V% @' X( P) i
- position: relative;/ z# B9 E: N+ t' j
- }
, ^8 j7 u% ^' P! U - .dropdown-trigger:focus + .dropdown-menu {8 h; r/ \ n" C4 N P5 ]1 ~8 b& f
- display: block;$ I. @/ o: R5 e
- opacity: 1;
% \% ]3 Q v5 P - }
3 D8 z! i& x, w1 j" F$ A - .dropdown-trigger::after {8 e' [9 p3 W' ]4 e1 }) s; y2 _
- content: "›";' Q1 S" ]0 W0 [9 e! V$ O
- position: absolute;+ O" W7 i" e2 L9 u$ h' N( m* C
- color: #ED3E44;7 O/ L* [: H+ g% `4 ?$ @" q7 d5 m" l/ U
- font-size: 24px;2 n b8 c8 o* N2 j
- font-weight: bold;
( C: m, R- [4 P/ ~; q, _ - -webkit-transform: rotate(90deg);
1 u% E. r a. v, C, n' b! | - transform: rotate(90deg);
& d* E7 T ^+ h: r0 ?! y - top: -5px;+ }0 Y' e/ |; f: m) K6 c: m
- right: -15px;
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- .dropdown-menu {
/ ]& ]$ P( x1 O: e - background-color: #ED3E44;4 l7 c, Z- e! Y. K+ i
- display: inline-block;: J/ T2 A/ q' @* G
- text-align: right;
3 B: X: g0 o# n, \, A. D. f - position: absolute;
# ^1 f% p2 M# Q& [5 X4 Z6 e - top: 2.5rem;) }2 }$ [, A$ D& g' d. Z* ]% @
- right: -10px;
% q9 p! T2 ]5 l0 w9 F - display: none;1 b; B. @- N4 } M! q
- opacity: 0;
: R6 g; d5 z7 S: z- n4 p# l - -webkit-transition: opacity 0.5s ease;
2 H& E1 i# j6 j% b; p - transition: opacity 0.5s ease;
& x. s7 Q6 c ~: ` - width: 160px;
! M0 ]$ i. Y' w* _ - }! Q5 r6 Y: A' S$ ~. `( T& E1 e3 h
- .dropdown-menu a {
# k2 \! R) i! w' T$ m - color: #fff;; U5 e1 |) Z% N! j* W
- }
3 w/ \, l! x" R. B( z - .dropdown-menu-item {
, F' d+ D# S; V" e" a- ]9 i' \ - cursor: pointer;) G" F& G/ ^* h& G% |6 ]
- padding: 1em;
~3 @" Z s# ^" t8 [ - text-align: center;
9 [; a& E+ x U2 N& ?+ z4 v' ~ - }
- O' V4 V5 V; q) @3 A& x - .dropdown-menu-item:hover {# O& q9 t% m5 M, b( L. g2 P
- background-color: #eb272d;9 M) u M7 ?8 T
- }
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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">
" o, h! Y3 Z0 S- Z# D4 P1 X: I( U - <!-- Checkbox toggle -->4 w7 ?! o- q9 S% |1 U( w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: P }/ S: v0 Y% M( B7 b
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>6 |9 s1 |% @' f+ X- J9 v
- <!-- Content to toggle from www.mfbuluo.com-->9 b0 u3 U( F0 t5 d z9 a6 f/ V4 C
- <div role="toggle" class="toggle-content">
3 r; k1 q- B8 i - BA-NA-NA-NA!
& t2 K! p' y2 I" _/ i) H/ X - </div>0 N# s6 _: @% k/ l3 n
- </div>
复制代码CSS代码内容如下: - .toggle {, Y6 l# V7 K4 ]1 h# e
- margin: 0 auto;) O2 K# @1 h' {5 @2 q& u
- max-width: 400px;
/ }# ~( P' u O$ g2 A, u - }
! I) e' L2 f( b, [4 s6 O - .toggle-label {/ C3 ~! l6 F' g2 `7 W$ A( i7 }
- font-size: 16px;
" U) R( s+ v+ J$ j0 Y% L5 j - background: #fff;
( C' n. |! w D, O4 v+ w* _ - padding: 1em;" ^+ F- M( A) f1 T, f; q. M2 `
- cursor: pointer;% i8 l! U \1 s6 G) v8 [
- display: block;
5 F) Q2 y/ k; d - margin: 0 auto 1em;, v) r2 ^- J& C( v$ w, l- I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& E' I; @* B- ^3 Q9 G - border-radius: 4px;
3 ?$ ~1 R1 Z1 S- S - }
4 Y# |2 m1 I) y) m - .toggle-label:after {( U) c/ D* |! G' I" B
- color: #ED3E44;9 l1 P/ E) p6 i; L- R) r/ g
- content: "+";
3 B0 K1 s# O6 n. A/ s& H - float: right;
& b! J/ b' n# o2 e+ ? - font-weight: bold; p0 L+ B2 l, G) F# i2 a
- }7 Y! x. Z7 F' p9 C: Q M
- .toggle-content {
1 @5 K, J9 { ~! s: J- o+ V1 m% { - color: #B0B3C2;: ?: n2 T1 u3 l
- font-family: monospace;) \5 D* e9 t# v4 ]1 s, u+ @0 j0 j- T
- font-size: 16px;. C8 W h, m7 g% ]4 m
- margin-bottom: 1.5em;5 t) z: \, U4 M
- padding: 1em;/ E5 s( `5 b. B1 }* @" d
- } v, w$ z8 k1 l v
- .toggle-input {
- D: h5 B# H; j8 ] Z$ X" q - display: none;6 b1 U* d# X" F+ \$ ^3 M& L$ s3 b3 J. k
- }
; ~( K) M8 _, s: W( g$ G/ o/ f - .toggle-input:not(checked) ~ .toggle-content {
3 C, h; x* r3 L( Z* a6 p: {' K - display: none;
1 w! w2 `/ R5 K1 c; b0 o - }
- O1 ]5 \( t( H - .toggle-input:checked ~ .toggle-content {7 U! S' K* V: F( a0 V" R
- display: block;5 ?7 W: ~' L* h+ ?1 w
- }+ G8 p2 }; T: e; ~6 R4 p x+ ~: x
- .toggle-input:checked ~ .toggle-label:after {9 B6 f& t v; X9 S+ ~
- content: "-";$ e0 q% Q7 t1 Z V- `$ N$ O6 Y
- }
复制代码
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