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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!">: g: E0 j, @, z! a: F& M; G
- Label for your tooltip! Z# y4 n. F7 L% w8 \3 Y
- </span>
复制代码CSS代码: - .tooltip-toggle {
/ x# c2 `+ x# Z* i8 Y* j - cursor: pointer;
$ `6 l0 @# l# l$ v% v3 o9 I - position: relative;
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- .tooltip-toggle svg {* Z2 V0 P, F5 D3 F4 g
- height: 18px; k# N% i7 | M. @& ^5 `! r w
- width: 18px;1 s+ p5 ]0 r1 t' q3 E4 r
- padding-right: 0.5rem;4 `# ^- V: N' J3 y5 Y0 i* \
- }
; J1 [+ j: H n* U0 D5 z3 Z! H9 `+ a$ h - .tooltip-toggle::before {2 x1 ~- p& P2 e. u7 {+ E9 ?9 s- S# u
- position: absolute;# Z" Z$ `7 _. ~' a4 i% ~* _
- top: -80px;) G; w3 d, U1 \" W. t
- left: -80px;0 ^/ X& N8 F5 v. W
- background-color: #2B222A;
3 O- y% w9 E% u - border-radius: 5px;8 x# u% a0 H# x
- color: #fff;
2 u6 v4 n8 [6 i; y, U1 F6 s - content: attr(data-tooltip);
* S5 {& m7 H0 O/ B7 p - padding: 1rem;
* _) y( f) l. e - text-transform: none;' h# ^) U: K) r
- -webkit-transition: all 0.5s ease;4 F+ g8 X& l0 \3 t
- transition: all 0.5s ease;
" q3 F$ s5 X5 M8 a. k2 a - width: 160px;; L/ Q: v) @+ n
- }8 x' r, D4 I0 I7 X6 w
- .tooltip-toggle::after {1 Z8 \! i2 E7 k$ F
- position: absolute;
; P( W/ X) A# f) E - top: -12px;3 v) p% H" V8 H; M1 l
- left: 9px;
0 f \# v. `+ ^" H. X* m( q - border-left: 5px solid transparent;
, t U S8 X; @ - border-right: 5px solid transparent;
" d1 {. W u b" @! p3 K - border-top: 5px solid #2B222A;* O1 v$ W: [, \( J2 r' o
- content: " ";6 J1 l5 U( |: I
- font-size: 0;0 a( A/ s) S. x \. l
- line-height: 0;( q8 S, j0 A( }& I5 _3 }" g
- margin-left: -5px;# A5 D0 }, w) B1 r2 X$ D+ \; _/ B: K
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
' _' g+ W$ q& X6 \) X - color: #efefef;* S' }+ ?# d( a+ f3 \ Y
- font-family: monospace;
$ }( a. u0 d9 j - font-size: 16px;
8 f1 I/ H, f" ]; G! z, ~3 A - opacity: 0;
7 u% G2 _1 W8 M - pointer-events: none;
! H$ S' I& I0 { - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
, w" _8 ?9 {8 W9 [/ ~6 W - opacity: 1;. Q8 J7 I! E" l% ^' V& J% S& D
- -webkit-transition: all 0.75s ease;5 G+ q8 F. t+ j
- transition: all 0.75s ease;
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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">3 q S# Y4 V- e
- <ul class="nav-items">
- X- Z! A+ U) K - <!-- Navigation -->7 o* x' b+ K) C/ Y5 ~- t
- <li class="nav-item"><a href="#">Home</a></li>* o1 e. d, l( G: s# O- t% V
- <li class="nav-item"><a href="#">About</a></li>2 |( w K% b4 S2 g
- <li class="nav-item"><a href="#">Contact</a></li>% g+ h% x2 z: ~7 ^8 h+ T$ k2 o
- <!-- Dropdown menu -->
4 [) o; l) a, Z$ b# L6 j. k, e - <li class="nav-item nav-item-dropdown">
+ b# P7 S! e# l& d; N' Q9 l) Q - <a class="dropdown-trigger" href="#">Settings</a>
V Y" T a* Q( S2 q7 n6 C - <ul class="dropdown-menu">
. v, T |3 }! S) | - <li class="dropdown-menu-item">
1 g# \$ L6 b @% H - <a href="#">Dropdown Item 1</a>
7 p$ ]+ Q0 d7 c' @ - </li>$ b' T: z, S5 @) s
- <li class="dropdown-menu-item">
3 d; v) Z* h3 z7 C) ?2 b- H - <a href="#">Dropdown Item 2</a>! y: E- {9 Y. a* b4 H
- </li>
* h: o9 Q& X1 B( Q& o! c - <li class="dropdown-menu-item">
9 C" y. | o" @8 a/ V9 I- A f - <a href="#">Dropdown Item 3</a>% m0 k D" L2 f, c' M+ U; D
- </li>: c; \' n) b5 d, f- L6 O( m
- </ul>
; S: k0 {' V! Y6 W) _0 z - </li> X8 z& |$ I* k- C0 l% C0 N" ?+ U
- </ul>
, @/ {/ @7 x% j# i4 X% Y( W - </div>
复制代码对应的CSS代码如下: - .nav-container {
. B( R I; Z- i" n* g$ `" f - background-color: #fff;+ ~ E" X; I1 X! t h' i1 J8 I9 t
- border-radius: 4px;
, d7 \1 p- O1 b, l3 D) X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 \* F4 A0 F: s
- padding: 1em;1 l& O8 U) y! R* r2 E
- border: 1px solid #eee;
! M, B5 T/ F2 z1 A: n - display: block;) c& S3 @" I3 I) \
- max-width: 400px;" V& j9 Y& U, {! A1 O) \
- margin: 0 auto;
( Z6 n6 K! M% [ - text-align: center;" u1 }6 t0 c% L8 G
- }
: W& G; {; U4 Q3 X x - ul,
, h- l! d1 g' `" F - li {
4 V/ Q* e# ~# ~ - list-style: none;
) B: \$ k" G$ ~" f' Z7 `2 G B; ] - -webkit-padding-start: 0;: `) R* I: j& R8 U/ m! H' J
- }
1 y1 ?; e$ ?8 M# s+ M( X7 x - a {
$ r% f$ L8 ^% [; | - text-decoration: none;$ ]3 k6 k0 K6 o7 u6 S2 L- p- {
- color: #ED3E44;
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, }2 a' r8 {2 L - .nav-item {
. U; u8 w( Z! o) W y8 e/ N! O - padding: 1em;* C* l# ?* c* x7 P4 ~3 P6 r
- display: inline; I, s5 f! }" t! R
- } J* S" K. N0 E, V& K
- .nav-item-dropdown {
! Q3 D9 I6 S' ~3 u - position: relative;
9 I X' H5 F% \0 R! v( I+ i8 V+ Y - }
+ \; A" `$ T$ J5 C2 C - .nav-item-dropdown:hover > .dropdown-menu {1 m9 e: |4 q; X7 y
- display: block;+ k( V! G5 D" z, t$ F& K- E( s
- opacity: 1;
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- .dropdown-trigger {9 |, W3 D8 P0 Z- I( L: K
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {/ \6 a i7 H% g
- display: block;
' f! }) n5 ]/ v I' z - opacity: 1;* u2 P) {7 K' _* j$ |( A
- }
# f" S$ ^4 o2 \5 K6 L# j. B9 ? - .dropdown-trigger::after {
- z# N, V4 Z5 j9 N2 B5 I - content: "›";
, K. P) w$ E5 q0 t5 l- |" `/ K - position: absolute;
V/ D+ k' U% j - color: #ED3E44; d! k4 `0 T$ e7 U5 l! ]9 G
- font-size: 24px;* m, J6 E8 O: P# C2 \
- font-weight: bold;& I' W/ b9 v; `
- -webkit-transform: rotate(90deg);: ~ k+ o! r0 h& C% w' G9 K
- transform: rotate(90deg);
. c7 _5 ?' Q: ~9 t) z, F - top: -5px;
# d; S# ^2 R" _( g - right: -15px;
8 \' P6 ]! b+ p# u" i8 \/ }# i - }
0 E( p, ?' u0 b5 L" P: n - .dropdown-menu {7 R% S3 l# K7 r
- background-color: #ED3E44;
f- h3 H" f+ z2 z2 ]4 a+ Y0 ` - display: inline-block;
6 @' M' l. `0 y4 b/ m0 q& H - text-align: right;1 E; l1 l; i2 X8 ?' S% Z
- position: absolute;5 _ {9 Y" r2 |! B9 M
- top: 2.5rem;
' m( A* N, d8 m! Y( _! e7 e - right: -10px;
2 |$ o: n9 J, v3 w% w# H& S - display: none;
$ w. X7 f0 e! f# `! _- J - opacity: 0;
% \! O& l. `3 U( h0 X5 z' K - -webkit-transition: opacity 0.5s ease;1 v! L, |' O- T7 |$ E
- transition: opacity 0.5s ease;: Z4 d0 d r* I. ?, b
- width: 160px;
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- .dropdown-menu a {1 I j9 k3 f8 x: o1 k
- color: #fff;! m/ D( o4 l- J- t! r- y1 Q E v6 s7 C5 \
- }& v, V5 x7 Q" ~& G2 E( `, [
- .dropdown-menu-item {
' i" y1 i& ~" u, g; P3 h! O - cursor: pointer;
& q; ]8 y2 {% t0 n$ B5 ~ - padding: 1em;
, L4 q6 s3 r3 s5 J - text-align: center;$ R- V L5 e8 W: x, ?7 p
- }
4 W: L5 |4 x, `) z2 T0 V d7 R5 h - .dropdown-menu-item:hover {( D) R6 j1 {3 O$ ]$ W7 ^
- background-color: #eb272d;: `3 H! X, f$ f/ @( r* }
- }
复制代码
0 J" H! p) j# d) P- S( h可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 i4 A* d% ]0 M; {
- <!-- Checkbox toggle -->
4 }4 m- M; ^8 B5 R) z - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ s# v5 m4 I+ I" l
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) \0 Y# q+ H& u3 h- r+ Q0 p5 z
- <!-- Content to toggle from www.mfbuluo.com-->
7 [4 w& x4 a+ D6 ? - <div role="toggle" class="toggle-content">1 P7 Z% N! @$ n1 R
- BA-NA-NA-NA!
/ k0 g& Q" a( P, L0 X3 W% b5 d - </div>
/ P. J" a- l5 R - </div>
复制代码CSS代码内容如下: - .toggle {
0 V; H7 u* W/ Y - margin: 0 auto;, `: n/ m2 w5 l& ~5 o! p" @
- max-width: 400px;( ]( P9 Q( `! \
- }2 N% O0 @ Z, a' ?! q9 ]# J
- .toggle-label {
; d+ W; \& f. _+ _ - font-size: 16px;7 N. d8 R8 z& ^( S2 O
- background: #fff;5 p% S4 w* ]1 l
- padding: 1em;7 Z) n! ^+ o4 u/ ^ J( M4 N' i
- cursor: pointer;/ {" E/ a' e, e( B6 |
- display: block;
) ^0 k8 ~+ U8 }) J( ^ - margin: 0 auto 1em;
" a2 m% ^. N- o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# |9 I0 b8 _& r" A% b
- border-radius: 4px;
. o0 G7 x( P5 P3 `6 n( D9 l - }0 Q* R! _- k m7 h
- .toggle-label:after {
. `! ]& `0 |5 n0 u4 _8 K( f - color: #ED3E44;
/ S, ~! T$ P4 _! d% d( {8 ]1 w - content: "+";
L# Q: s. Z/ | b - float: right;/ z/ Z/ o9 G3 \9 `$ B6 W5 \
- font-weight: bold;
3 j7 u/ u9 [* b+ \% @ - }6 d# l7 C- b8 {( U9 M. U
- .toggle-content {
; d, {2 E6 \, ?- y - color: #B0B3C2;% h% M5 }: k2 x4 l
- font-family: monospace;
6 { D- B8 K, s$ s2 z - font-size: 16px;( l' l8 w! i% |' v1 f
- margin-bottom: 1.5em;, q9 Q* _& K& Q' s ^; i
- padding: 1em;- ` J7 I" T1 b% X! L6 U" ?) t; }
- }: |' e9 |6 d% W# ] A% ?. o/ t
- .toggle-input {
! T3 [9 B: a; d7 ` - display: none;# V: {6 A- N+ I3 t/ U, e
- }
: u% S; j. L% h3 V/ K3 @ - .toggle-input:not(checked) ~ .toggle-content {
$ R! c& ^( e9 L+ L" f - display: none;* t% j2 ] b' n. U$ Z! y( {$ I
- }$ h7 j5 T+ {5 ^- M+ a
- .toggle-input:checked ~ .toggle-content {
$ G9 Z- v' i7 f2 I4 o+ W - display: block;
! a2 h1 ^7 ~( { - }
3 ]$ H% a' y' V, n y7 M - .toggle-input:checked ~ .toggle-label:after {
4 m) l4 T$ @: z. r0 o - content: "-"; C) f5 Y( n- A1 P
- }
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