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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!">
4 ^- V8 \4 ~0 ?; V& w4 f - Label for your tooltip0 |) m/ y$ C/ o# ~4 h
- </span>
复制代码CSS代码: - .tooltip-toggle {
1 q* w& }# m: l - cursor: pointer;/ P L' O3 L" X7 O* L
- position: relative;! v B2 B8 h2 {3 p
- }
3 h' h( S5 X1 U( Z ~ h1 |0 t - .tooltip-toggle svg {
/ u h0 t5 P/ V2 x8 x - height: 18px;
! |8 `2 n) p) |; L0 s( ] - width: 18px;3 ^& Z; n- Y$ d! D
- padding-right: 0.5rem;
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# I' W( @) A3 \$ S1 O - .tooltip-toggle::before {2 \ N8 `9 O$ W. B
- position: absolute;
. @3 ~3 |% p' t/ e - top: -80px;
8 o: x" N1 q% d: Z7 n& S - left: -80px;; K6 ?) K1 O/ o9 r9 T
- background-color: #2B222A;. z- {* {3 Q! P; D' c
- border-radius: 5px;
4 h' E% P" H7 c - color: #fff;9 D! h5 j* M! v0 a( A1 G, u
- content: attr(data-tooltip);8 y; a# a3 ` R) M; c
- padding: 1rem;' l6 p! ~& \& E
- text-transform: none;- E9 X/ K7 D# n! v- W
- -webkit-transition: all 0.5s ease;7 H& j/ |: h4 X
- transition: all 0.5s ease;% M1 }. K- B8 R5 \& V# x6 j
- width: 160px;
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! l1 M, h6 ^3 v3 @* r3 ], m - .tooltip-toggle::after {
+ M u1 ^% g" K9 B - position: absolute;
0 Z R/ x& b& r* N' k" T# H - top: -12px;
2 w9 Q, C* z: ~' { - left: 9px;& S) X8 q% f; b' y0 a
- border-left: 5px solid transparent;! o6 B# a' @( w; [3 R' R
- border-right: 5px solid transparent;7 I# [$ \( b! V2 \
- border-top: 5px solid #2B222A;1 F! z+ D2 {; |# p% Y, Y
- content: " ";
' r1 _; {$ v$ h( I* ~$ U" N - font-size: 0;
6 m y. k/ p: r1 o1 F - line-height: 0;0 u5 I8 C* O9 o$ G0 z* @
- margin-left: -5px;8 ]6 u2 d! a+ @' U$ [
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {, w( R9 k4 ^' R' c; r2 m2 z
- color: #efefef;
2 v: y/ a& W' S" k9 ]4 d$ ~ - font-family: monospace;5 ?* ~* k; l6 |* x5 C% j/ M& P+ `
- font-size: 16px;& D2 `5 e# ], C/ t0 c" o
- opacity: 0;+ z8 P0 X$ q) B5 o- v0 u1 r
- pointer-events: none;
$ i$ Z* F' a* p8 P3 F9 |; S; J1 Y - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" _6 |$ F* e$ D- |
- opacity: 1;$ g ]9 Z1 a* `( }5 {
- -webkit-transition: all 0.75s ease;
7 w$ i: V) t3 p: ^6 Z" t4 [ - transition: all 0.75s ease;
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复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">5 g$ y, i1 X" `
- <ul class="nav-items">
$ @- g: B2 v3 Y2 `5 A8 Q: f - <!-- Navigation -->
3 {; r) E% g' e' h - <li class="nav-item"><a href="#">Home</a></li>$ P: Z9 P, `9 R5 b6 v
- <li class="nav-item"><a href="#">About</a></li>
1 u6 V9 i* S3 \6 A - <li class="nav-item"><a href="#">Contact</a></li>. X, H$ w" x9 Z L1 W8 a: z- w
- <!-- Dropdown menu -->
. @* c- U, s" T0 @( c- H - <li class="nav-item nav-item-dropdown">! A1 ]. _8 V3 \* ^
- <a class="dropdown-trigger" href="#">Settings</a>
: a4 G0 C V( ^4 [+ w+ ] - <ul class="dropdown-menu">) b0 h, y5 h: W' Y! V
- <li class="dropdown-menu-item">
/ c7 @0 a! \6 i$ o& \: z! X - <a href="#">Dropdown Item 1</a>
& D8 V! G: l5 r3 B, x - </li>
' ]" H: |1 K; p- a - <li class="dropdown-menu-item">
6 r; ?1 V& Y% ? - <a href="#">Dropdown Item 2</a>8 p3 a* y6 q6 S# X: F
- </li>
- ~* Z+ x$ `1 N9 r - <li class="dropdown-menu-item">
9 D1 r! ?( W, Z - <a href="#">Dropdown Item 3</a>
# W2 t9 \) B$ x+ R% w9 j: O i - </li> T) `6 K4 Z* @# }/ Q( N8 w0 n- ]( x
- </ul>
5 r' R( m; w9 Z |) \( |6 u5 y - </li>
. L8 V% V+ q2 b, l - </ul>6 a* F; z4 J5 H4 z1 K2 J! Z" O+ ^
- </div>
复制代码对应的CSS代码如下: - .nav-container {; ?6 l" ?. v- \ U" x+ e
- background-color: #fff;+ Z* w# c( _. M( P
- border-radius: 4px;& i# M4 R1 D* t. M( W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* m5 A* Y' z, L
- padding: 1em;
- c; M' x! E6 I9 j6 k* M - border: 1px solid #eee;$ N" z$ y; u' m( | L5 H
- display: block;& U3 C9 k$ x3 ^/ G& _
- max-width: 400px;9 u4 W2 J& a% @' m7 z' u! l H$ S
- margin: 0 auto;% o4 c7 n6 Z8 `4 @! Y
- text-align: center;$ n5 L( |' b4 K% R: U5 `6 \4 }- ]
- }
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- li {
" ^8 O0 U" w- A* W: s) T# ^) ^ - list-style: none;
9 x+ K+ V5 K, d4 C( r - -webkit-padding-start: 0;: t+ ^, h/ S' B2 _3 ?- w4 w) E Q; x
- }
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$ }) J8 l" I6 a - text-decoration: none;
2 j {" {, e8 A0 r) {4 M+ S3 Z - color: #ED3E44;
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6 z1 W) A1 X3 N l; y' \ - .nav-item {, _* ?5 G. @( Y$ `. c% ?
- padding: 1em;& a6 A l7 y( U
- display: inline;
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- .nav-item-dropdown {/ H9 m' P) f: b# v2 h# O! g
- position: relative; P# Y) @1 J" ~5 t, S T% t) p
- }
* p; L1 r! j2 U' ~" D5 M - .nav-item-dropdown:hover > .dropdown-menu {: x4 W& f* E, p+ n% M4 \
- display: block;
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- }
- ?/ j. o* G d" u, f - .dropdown-trigger {6 M% p0 y" m& T w7 E N
- position: relative;7 I9 B# w* `' F; D `( K9 W
- }8 o) w- T( a8 d' {5 e/ u
- .dropdown-trigger:focus + .dropdown-menu {- b. C/ O9 o2 ?! ~/ Q( q
- display: block;- [7 g" F7 g. v9 X' S
- opacity: 1;; f% @& J1 u8 E, Z' V
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- .dropdown-trigger::after {
7 O: v ^4 U% b- @9 G& G - content: "›";1 J# U: n" {& a+ Y2 ?
- position: absolute;
% S) C3 O, w1 I& }/ L - color: #ED3E44;
, B9 D" C4 b# \$ o - font-size: 24px;) {$ I8 P8 G( w7 |3 t
- font-weight: bold;. F$ L, {+ v4 ]& c
- -webkit-transform: rotate(90deg);
6 v7 X# u" }* H0 I% }+ r# R - transform: rotate(90deg);
T# r/ a% ]; d5 A/ C% ]6 q - top: -5px;% ]! u0 T1 f4 ?- a1 ~
- right: -15px;
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- .dropdown-menu {) T' D$ X+ m9 L! _( [( ~( S
- background-color: #ED3E44;: k2 E- b- }* B$ |9 `6 F8 D
- display: inline-block;2 a3 E5 C& f$ N% o7 [& P0 ?
- text-align: right;
! D2 Z+ W3 \% k - position: absolute;
b: v& F) o3 I# g2 D& q* J - top: 2.5rem;
2 z C* W6 I0 N - right: -10px;
# O9 t L% W* G% ?8 ]6 B8 E - display: none;: Q v. F# T' H
- opacity: 0;
( B, H- f- Q/ h - -webkit-transition: opacity 0.5s ease;) s5 P' u) D3 w* O( u, R; l% M
- transition: opacity 0.5s ease;
& K3 a0 g, r7 F( c5 v2 V5 S - width: 160px;
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- .dropdown-menu a {1 ~3 r$ j5 O- N7 J
- color: #fff;0 e" v% ]0 r P; Q1 z! S7 @
- }8 j" F+ c) Q9 K9 U
- .dropdown-menu-item {
6 P A! i* J+ |; f( c/ P$ \8 s - cursor: pointer;/ `8 q: K" J$ t
- padding: 1em;
9 a" H! l9 m: L0 M# b* W - text-align: center;
, e0 \% d1 T8 E0 I - }
- R/ _! A/ V7 d L/ E - .dropdown-menu-item:hover {4 e+ a) F4 @) A: I6 R7 {
- background-color: #eb272d;0 |" e( b5 U# Q
- }
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* z8 R9 C2 Y) ^) n2 T5 b' x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! o2 a) a, ^3 H9 d
- <!-- Checkbox toggle --> i1 C: ]8 _: S2 G0 |7 S
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 T/ @8 Z; Z. C1 ]/ e - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ C' e# P; _1 W3 q/ P7 q( s
- <!-- Content to toggle from www.mfbuluo.com-->8 t) t6 n4 `% u1 Z1 T
- <div role="toggle" class="toggle-content">. p! F6 H( ^. i$ N
- BA-NA-NA-NA!( T2 D* P& f# o/ F7 V
- </div>5 {2 e7 ?4 m9 M4 \$ \: ]: X& f# O
- </div>
复制代码CSS代码内容如下: - .toggle {6 K% {5 [5 X4 `% ^
- margin: 0 auto;4 I. H8 }" `3 o5 z! U: [+ z0 l& P
- max-width: 400px;
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- .toggle-label {% L; L6 o1 T( ^$ Z! `
- font-size: 16px;
_! f' u6 Q. |" S, k% e# Q- c$ q) O - background: #fff;+ o. A" g7 z& r' m) c
- padding: 1em;# h$ p! X* X1 H9 o" J
- cursor: pointer;; Q; t2 A+ ~/ d0 D+ Y N
- display: block;
. C }( t v) J - margin: 0 auto 1em;: U7 S7 [3 p6 d; O1 N
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ ?* P. s, Q! t6 B7 G2 M( y - border-radius: 4px;
! f, _3 _/ ]# `+ { - }
2 D7 V* @4 k# N$ j* ^ - .toggle-label:after {/ x# e+ z! \+ Z; m7 m3 R
- color: #ED3E44;
% z( N9 i" z+ r8 ^ - content: "+";! m9 W% z. b1 R# X6 e. b+ J
- float: right;
3 W6 G. E- t4 u+ j; v( Y1 ^ - font-weight: bold;
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- .toggle-content {) e9 m! }3 ]' @' ^/ s" j5 r
- color: #B0B3C2;3 S' n$ \$ ~" {5 }# a
- font-family: monospace;
" {" P$ S! T& @8 }. }2 f# V - font-size: 16px;+ ~1 e8 [) f" t' p! }
- margin-bottom: 1.5em;: { q& b# H5 S) t
- padding: 1em;
6 K% `; E" m+ H) a+ M - }
* v; _3 n* N% c. U% F: I - .toggle-input {; U5 ~2 G/ S6 e4 x8 s, g; L- p
- display: none;, x! c! {7 g5 ^
- }
$ |' N) r, ~# S& Y( a* d* ] - .toggle-input:not(checked) ~ .toggle-content {
9 d' X. F' F9 B& z$ n! s - display: none;
+ ^+ v9 T: i4 Q6 c2 O& h- P - }8 y6 y. x+ N9 u/ ?; z
- .toggle-input:checked ~ .toggle-content {* E. _" J5 E4 o' s2 Q2 z
- display: block;5 M, u0 d. @; X3 g% Y4 a4 {8 B
- }2 c d$ G6 t h7 r+ R! z$ P2 S8 r: @
- .toggle-input:checked ~ .toggle-label:after {( U1 O& ^; ?" |( Q$ ?7 c6 G
- content: "-"; p' G/ S4 ]9 e! Z8 U8 p$ |
- }
复制代码
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