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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!">7 o/ }: J: x4 D, V
- Label for your tooltip% p& H: y$ V+ k" C+ g& q0 j( r0 C
- </span>
复制代码CSS代码: - .tooltip-toggle {: w( k1 \! q! e! m
- cursor: pointer;- }, ~4 A1 p% G, I
- position: relative;
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- .tooltip-toggle svg {3 ?7 l: e; l O- T
- height: 18px;
p$ \8 G2 @( V: P* V - width: 18px;
9 ], o) A8 [- L! z - padding-right: 0.5rem;
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- .tooltip-toggle::before {! @$ A. }9 l$ t9 C
- position: absolute;
: U/ ~) d9 a5 z - top: -80px;+ W- |3 z" j, i0 q' g- m: f
- left: -80px;
+ f- P, L; k8 u- J' i: c, p/ b - background-color: #2B222A;
. g* ?- ? f4 ^1 ]7 X - border-radius: 5px;
1 Y) c- P/ V7 q% Z" o" V - color: #fff;
4 \+ y% P0 D! H$ E) U, j - content: attr(data-tooltip);
6 f& Z- D( y0 P, x - padding: 1rem;
' i) Q( ]! L& n6 M3 ^; y; p - text-transform: none;
2 F9 Q/ p @' x+ T: F - -webkit-transition: all 0.5s ease;: z+ h; L7 C1 H
- transition: all 0.5s ease;
9 r2 [$ {' V% M, x' ? - width: 160px;
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- .tooltip-toggle::after {
" D7 a6 D2 E1 A3 p+ t - position: absolute;
2 Y- F" i1 P F - top: -12px;6 |8 o" T! U0 [/ ]1 N* k
- left: 9px;0 }7 O* R1 Y% f
- border-left: 5px solid transparent;$ e: M& l/ V% b9 _( p n
- border-right: 5px solid transparent;
5 `( y' k( O5 `/ U - border-top: 5px solid #2B222A;
7 w2 v8 [5 [+ f7 ^ l* m - content: " ";0 d, ^) }# l$ S8 f- V. O
- font-size: 0;
2 ^0 g3 E- ?6 c1 [; B - line-height: 0;
* r3 Y# `3 y4 f5 P) b - margin-left: -5px;" r' R8 o- C& v: b0 @
- width: 0;+ E7 w: g% E& [& Q
- }
) F" E) t) D2 `7 O8 R" L' K2 z' f7 [ - .tooltip-toggle::before, .tooltip-toggle::after {) J4 Q, n" @/ m: ^) c
- color: #efefef;6 w4 V3 _% t% m) W$ c* ?
- font-family: monospace;
$ b4 {2 M" f+ ~2 I - font-size: 16px;: D% Z3 O( S- H4 j( L- r. H
- opacity: 0;) w' ^) i& ] A1 p5 e6 v5 g
- pointer-events: none;2 h3 o1 k% I; e0 I7 V/ i( w
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" @) H6 ?& x- b. n! @, S# C: C' ?% s
- opacity: 1;4 j/ ?& y; y) S- W1 f7 d/ {5 t
- -webkit-transition: all 0.75s ease;
! g- G B" T( a$ |7 u - transition: all 0.75s ease;
8 L3 G% a8 s, M7 l8 q; D1 X1 H" C0 H- v - }
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">
" x/ ~9 D" H& ]$ o3 W; O7 N A - <ul class="nav-items">
* |- w" R$ y# _ - <!-- Navigation -->2 K2 Q; W: ^9 K
- <li class="nav-item"><a href="#">Home</a></li>5 p' N% n6 o: m. s) ]7 Y c
- <li class="nav-item"><a href="#">About</a></li>
1 q3 E/ Q" V- L4 }9 g( Z - <li class="nav-item"><a href="#">Contact</a></li>
+ M( w' j @' d6 | - <!-- Dropdown menu -->
% j7 ~7 p/ V% o1 b9 m6 Y( u' \6 I - <li class="nav-item nav-item-dropdown">& y8 X2 _8 T0 S* T. i
- <a class="dropdown-trigger" href="#">Settings</a>
. Y/ U. c, W0 |( [& {, ?. J9 Q - <ul class="dropdown-menu">
* q* {" r( t% g* Q7 J - <li class="dropdown-menu-item">. |+ F X$ W- y" g
- <a href="#">Dropdown Item 1</a>8 L- ?4 K8 ?3 x$ ]9 r
- </li>
( c- p6 a, m0 ]8 r. U7 Q& p - <li class="dropdown-menu-item">
& w6 m# r9 |2 B! h& ^- I' U - <a href="#">Dropdown Item 2</a>! Y4 M: e' l* B6 X
- </li>
0 ]1 N$ l5 }# _: K0 ~. c& u$ h" R - <li class="dropdown-menu-item">* T) s7 `8 _# f: x
- <a href="#">Dropdown Item 3</a>
8 l: X, c! N: W; A: P - </li>% `# S1 J8 {- @& k9 l
- </ul>
3 J/ y4 ^: _: e# d - </li>3 v7 `/ p" N3 M5 }
- </ul>' ]# k" ^/ I( e* }* K2 e3 u% X
- </div>
复制代码对应的CSS代码如下: - .nav-container {. D* G. c. Z# S( J
- background-color: #fff;4 i/ g( y! w3 [' b7 D3 J* Z
- border-radius: 4px;
/ k2 \" Y' E% u" o+ X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, `5 N1 A# c( M, e1 \ - padding: 1em;
; o' R7 G4 s7 G, B l - border: 1px solid #eee;+ J: ]: i+ c4 g
- display: block;4 Y1 L: |5 `' T2 d* D' ]
- max-width: 400px;
3 x) e4 k! c, d4 @: ]6 e4 K. n7 @9 l5 P - margin: 0 auto;
. \5 L1 q. a# u | - text-align: center;" U; Q6 x0 j1 a/ G/ U
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- li {% T# l$ [/ C9 Z. p, Q% @
- list-style: none;
6 y( E" N9 `) A+ } - -webkit-padding-start: 0;1 p& R3 P; |" a
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- a {* o! r8 i: k6 ^( \5 ^) T8 U
- text-decoration: none;7 p& Q U7 P9 B1 h1 u$ k3 L
- color: #ED3E44;
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- .nav-item {! P8 `' W- b' U, A; G* {" M
- padding: 1em;. A0 j! O: `8 {; J9 d' j9 Y0 l
- display: inline;
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" T6 d6 i/ e9 B8 S* t0 ^. C - .nav-item-dropdown {2 x/ b) H* d$ _+ `% H' R: f/ k% O
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
' r& J6 n3 Z/ k - display: block;" q. n, N) M; J( G! P
- opacity: 1;% T& [1 d" p" p$ v. z
- }; ]7 T* ?# J& v- V
- .dropdown-trigger {7 V. W: `# k4 s/ w+ g" b( W
- position: relative;3 u! G: ^& T2 b- ]! ^
- }; z7 [' a. k3 G( z
- .dropdown-trigger:focus + .dropdown-menu {
$ K7 }/ M% ^, @& @* l* c7 k - display: block;1 y* k6 t- S" P e- [
- opacity: 1;8 g* i* W9 T! G( r' e6 s
- }
& A% n9 @" e- n - .dropdown-trigger::after {
5 X' \4 g0 O+ i0 ~& \ - content: "›";
/ d" @/ Y1 {0 q - position: absolute;& {& [2 o1 _. J# p
- color: #ED3E44;* e, o: R9 A% t2 e l) t
- font-size: 24px;* A3 V3 X# {* c: Q2 ? C
- font-weight: bold;. J2 y' K# T. a/ I3 S- n
- -webkit-transform: rotate(90deg);
: A5 B( C7 T- x& d/ a - transform: rotate(90deg);
) A7 `4 Z* X- m4 g% [' o8 R - top: -5px;
- B l& |8 V3 X: T; E# B& ?. l - right: -15px;
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- .dropdown-menu {; i* z, B( z, g+ C% e9 q1 q
- background-color: #ED3E44;
% q ?! b$ G0 w# m# d - display: inline-block;! P( U2 o+ J, x7 H( x
- text-align: right;
( t1 ]9 F Z; }1 v$ w9 Y - position: absolute;
# l6 L& d. ~5 w2 U) j - top: 2.5rem;& R! \ F! w J9 S4 F. I1 `
- right: -10px;
( h3 ^* O! l3 K9 _/ I, o - display: none;3 D& O0 Z# n2 ]8 Z5 q7 R
- opacity: 0;
4 T0 u1 Q l& z; Q$ I - -webkit-transition: opacity 0.5s ease;
1 i0 {( S; G4 W6 w! K - transition: opacity 0.5s ease;
& ]; |- D; V! S: z - width: 160px;
! ~. H# _% q0 J - }
4 r/ ~* Y4 R% ] H }. u4 D - .dropdown-menu a {# B% U: d, o1 b/ _: i3 B
- color: #fff;
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- .dropdown-menu-item {6 e* X* ^5 f, D( Y9 J4 ~
- cursor: pointer;7 h% c& K6 U& Q q# V# k) }9 Q# [
- padding: 1em;7 G9 \( N4 B& l# u% n3 _3 a+ v
- text-align: center;4 T6 @" C9 Y8 f9 o) h9 Z( F
- }
9 E& w$ ~: d3 [ - .dropdown-menu-item:hover {% v( U" g2 [9 g0 T! w
- background-color: #eb272d;
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复制代码
1 I! P f$ G) }, |: I1 n9 C可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
8 f" M% ^( _$ _: A$ l" V: U" C - <!-- Checkbox toggle -->
0 a* _" T+ `4 z+ s$ |6 L - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* G% e! `2 I$ d - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 _! \' s, y0 [+ F$ m - <!-- Content to toggle from www.mfbuluo.com-->/ ?1 J! [ e _: P8 D# _& M
- <div role="toggle" class="toggle-content">
# v( S$ z( l' `3 T) n% B- o - BA-NA-NA-NA!4 q1 H2 E+ A5 E1 h
- </div>7 X N6 t: m$ T7 O% u7 x
- </div>
复制代码CSS代码内容如下: - .toggle {
% S6 y7 W- \" {" a" Y* k* P" I - margin: 0 auto;
- _# D2 @2 @: S, a2 K4 l - max-width: 400px;6 [# F' x, M: ~: ~
- }# }7 q+ h k0 T P" H: U- ~3 R
- .toggle-label {
! w. L( }" f6 R' B! L4 X$ p6 n5 R - font-size: 16px;; Y/ k* t7 P# a, p; b
- background: #fff;9 [ Q' u9 Z, x: P
- padding: 1em;$ `' S9 H; E# j$ s
- cursor: pointer;$ ^, F3 F. m# U
- display: block;
1 b$ E6 P. r: m- A$ a - margin: 0 auto 1em;
6 ^# C% i2 Y5 L, A3 q5 O' A% b- n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 W C0 k r7 C2 G }# D% \: P5 b
- border-radius: 4px;5 Y5 S8 x' }: x* U5 w ]
- }
8 B0 @1 @9 R- u, `$ n! W - .toggle-label:after {
. r* ^" ~: d) @) U1 Q" t - color: #ED3E44;7 H/ Q' I; ?9 G p% F# B; r% Z
- content: "+";4 k% |$ u! F, f* T s
- float: right;
& P5 Y1 V0 {) q/ q% k* n1 Z - font-weight: bold;: I8 r( z0 A- j. x$ y% a2 z
- }
, p D& t7 O" `( m7 u0 e - .toggle-content {" e4 B* x$ u3 c) |; o
- color: #B0B3C2;
) ?# d) N; K# r5 ^! m7 n" S - font-family: monospace;9 n# z s, c: j' j/ L
- font-size: 16px;
D5 ?2 i# j i% W( h( Y - margin-bottom: 1.5em;, C- r, u$ u; o- w. C! U+ \
- padding: 1em;
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- .toggle-input {# z* p7 K, N8 s3 [" Q1 a- n
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {/ u- L, G* \1 v, T; G+ I: j7 p6 R
- display: none; W4 \9 d2 y/ r% k- y
- }
( b& w7 g# o2 Z$ d1 J0 g5 w( q# \: T - .toggle-input:checked ~ .toggle-content {
' J: U- u) I! f) B( L7 V9 O1 z! H1 } - display: block;" E1 |0 ~5 |" c9 }, T& p* t* k
- }
. W2 Q& C7 ^6 T0 l4 ~- O; @. N' Z3 \ - .toggle-input:checked ~ .toggle-label:after {- ~1 j7 @: q2 g# a' V
- content: "-";8 o& C# G4 O$ i, y
- }
复制代码 : r% v/ S: ~1 x
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