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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. u1 t! V' x) _& s
- Label for your tooltip
1 z+ j$ P( e4 d# m1 S% H - </span>
复制代码CSS代码: - .tooltip-toggle {& o: U- |$ [% M0 l) b
- cursor: pointer;9 ^& k6 [+ V6 }# ?1 h3 }
- position: relative;
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- .tooltip-toggle svg {3 G2 k" i" ~0 z* V
- height: 18px;
# U% x8 S, f, |( D, g - width: 18px;
1 q( A- s, {0 p# J& [! ~ - padding-right: 0.5rem;
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- .tooltip-toggle::before {
( N( G4 ]* ^0 u. \ - position: absolute;# P- D m; T9 Q# e7 q3 c$ J
- top: -80px;7 n/ ^+ [' j) c: R& p4 K
- left: -80px;
) b# ~5 G& a; I% S) @8 l - background-color: #2B222A;# g4 y* Y. a! c' `% x
- border-radius: 5px;
6 p* z) { N" U$ N8 O3 f - color: #fff; z" ~8 T& _, I/ u1 I* t
- content: attr(data-tooltip);6 w& B$ A; P( z4 i" Y
- padding: 1rem;
: Y, \! w# _8 o - text-transform: none;
. a3 C3 D' C c- o - -webkit-transition: all 0.5s ease;6 h# P; i& u ~" x. F% v
- transition: all 0.5s ease;7 e3 [: U' Z. b
- width: 160px;
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7 b4 R0 J8 L$ g3 z2 {5 `& t* P - .tooltip-toggle::after {
: G; o" k0 i! P3 H2 E - position: absolute;( R1 ^% k0 H* K3 \3 L
- top: -12px;& ~. H7 X, E5 w% N
- left: 9px;, `, V) F+ ?2 Q6 U. b. @) Y
- border-left: 5px solid transparent;
: D& N, `, {* R8 f1 q- ^' y# c - border-right: 5px solid transparent;' E5 ~$ y' @- S" f" J; V
- border-top: 5px solid #2B222A;5 a+ P J8 F5 ~6 C6 K
- content: " ";# o* C0 j1 s$ ?6 r. H4 G% o& B& l; D
- font-size: 0;
c# ?' R/ ~. s+ X0 M$ P" k - line-height: 0;
+ ~* L; h m% \ - margin-left: -5px;: v/ q' U O& C. {& P# O
- width: 0;2 W- M$ b: H8 g( ~/ Y- O( G$ F
- }
2 h/ n) N; T8 ] - .tooltip-toggle::before, .tooltip-toggle::after {
& B. x( ]4 T: D6 {+ Q2 | - color: #efefef;
# I- h1 d) B$ i - font-family: monospace;
0 d! b: @; a' X, R2 Y1 j - font-size: 16px;8 y) T D: o3 y
- opacity: 0;! O3 C/ z# l2 X9 p: {
- pointer-events: none;
: i1 y1 G. R! H - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 T. N7 m" M. a. K7 [
- opacity: 1;
$ g& I# |4 E7 E1 n3 |6 [( V/ ? - -webkit-transition: all 0.75s ease;
* h, j" Z2 s& E - transition: all 0.75s ease;
- g7 C) C( _" M - }
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">
" w2 f& i& D; W% p! f - <ul class="nav-items"> ?1 G# q: ^1 M
- <!-- Navigation -->
& p$ G3 F# ]7 Z% I; C' X r - <li class="nav-item"><a href="#">Home</a></li>* B' {7 ^: X, r+ g# _
- <li class="nav-item"><a href="#">About</a></li>
7 V0 p4 t6 j1 |8 m - <li class="nav-item"><a href="#">Contact</a></li>" d- Q4 Q& A; }4 b
- <!-- Dropdown menu -->
4 }0 {6 B0 W G; \ - <li class="nav-item nav-item-dropdown">
1 G4 g% Y5 V6 w1 l2 \ - <a class="dropdown-trigger" href="#">Settings</a>( o' }( H' O# Y, v, C. y' S6 h
- <ul class="dropdown-menu">% w5 `: N8 K+ m# X
- <li class="dropdown-menu-item">
5 m( P3 i, _" M* o5 c" _8 {2 O - <a href="#">Dropdown Item 1</a>
. R( l6 I. N( ~ - </li>, q# c T: g6 O- L5 m
- <li class="dropdown-menu-item">( t. F2 w: I- T
- <a href="#">Dropdown Item 2</a>5 X6 T' G5 X+ w3 M) U) o2 v
- </li>+ H; Z4 r+ X+ ^/ J" e
- <li class="dropdown-menu-item">: j8 M0 J( R0 m& H2 u
- <a href="#">Dropdown Item 3</a>
9 f3 u- ?* ~* |3 I' S# n: D - </li>. e4 L. r9 d2 P' |6 ?0 ^; i
- </ul>( s* T# b( y8 \$ |9 x, f5 a9 G6 H
- </li>" G q0 W% f7 X9 E
- </ul>3 ~. O! i5 I; z7 ]9 I# Z6 N
- </div>
复制代码对应的CSS代码如下: - .nav-container {
+ r# w) P# C- S$ o( |. n) } - background-color: #fff;' y, _+ L; ~3 {: x, e4 t
- border-radius: 4px;( W" x# b, u5 |- ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 a! v1 n; R0 j* s! z {) o
- padding: 1em;# l) ~% D+ j. N- ^# w. W1 [
- border: 1px solid #eee;
$ o$ O* B9 \& ?% w4 {, m7 K4 {" q - display: block;1 E% ?% ?- w# L; V# R" O8 o- a* Y: R
- max-width: 400px;+ o$ }5 `/ ~7 m7 l$ X
- margin: 0 auto;
+ l# l& Y q7 J9 Q - text-align: center;( G2 _1 Y/ E5 S# x
- }
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- list-style: none;; k Z. n# |! t8 e! e |, |- ~
- -webkit-padding-start: 0;/ s: _! p& d3 z9 k! `# h7 B( M1 Z) s
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- a {
4 _6 H! n. v8 `* @5 I6 g0 W4 c! G - text-decoration: none;
! s' s" z" O2 R; K5 f1 k - color: #ED3E44;
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- .nav-item {
& v) G1 f4 Z" F5 f! q3 B8 j - padding: 1em;
" U @& V; Z5 S* }+ c2 x: k - display: inline;
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0 S! q5 |/ S& t1 D7 I8 ^+ u) ? - .nav-item-dropdown {- g6 a2 k9 }( f4 V9 X7 C
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
+ Q f# R0 _) @# W: m% `4 z- F9 I - display: block;
; ^; W& ?1 B8 h- [: u - opacity: 1;
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" j. q, i+ f5 }0 Q - .dropdown-trigger {' h, [0 W: q) [- W/ n; W
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
' I6 @( }( o& e1 m& @4 F6 G, b, p - display: block;
# K- l0 t, o3 l# Z! k - opacity: 1;3 s1 m4 }2 p* |
- }
5 O7 J" X. V& g$ a% p! s - .dropdown-trigger::after {2 S/ P" O' h, c: J! P
- content: "›";
# e8 ~5 R$ ]8 K# f - position: absolute;: Z) _0 ]3 V; S" w8 [4 l& M
- color: #ED3E44;* M( j0 ~) a- f5 o. F
- font-size: 24px;
. `& k2 }2 u: @$ k - font-weight: bold;
/ d6 \! I/ B, x - -webkit-transform: rotate(90deg);; \5 S" E/ ^/ X% t
- transform: rotate(90deg);
$ p5 T. Y* ~7 ~* } - top: -5px;
; Q& K6 k0 j4 b; B& x$ E2 U5 @ - right: -15px;
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* }$ m U2 p2 ?" w x - .dropdown-menu {/ f0 U( m& Y+ ?4 |5 Z# h
- background-color: #ED3E44; l( u7 w0 j: _( t& s$ Q
- display: inline-block;/ [. O5 m- y# k
- text-align: right;) b: P( w1 s3 p# C. `
- position: absolute;
& K; P# `4 }% ?8 K0 `4 p* Y - top: 2.5rem;
4 n0 s$ @; [9 N9 s/ g7 x0 k - right: -10px;
) h }* X2 ?( D3 g( {8 m - display: none;
- w8 j! o( K2 p8 s4 L! { - opacity: 0;. W, n4 a0 F z; T
- -webkit-transition: opacity 0.5s ease;
, f/ C5 r9 K* l. j+ x0 d3 f - transition: opacity 0.5s ease;* {0 V4 j0 H' f) z% B
- width: 160px;) T) j! n7 C2 ]8 Y
- }, ^" e8 v; K! H2 V) e1 D
- .dropdown-menu a {
% N+ L3 m& W" |/ e+ R - color: #fff;
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- .dropdown-menu-item {
" H+ C# e9 O3 K, a- x, j' _ - cursor: pointer;# ]+ B' {+ m, K3 Z
- padding: 1em;
$ ^, q# v0 u# c1 V: Q - text-align: center;5 U1 \& z' \4 s" |% i
- }
4 C4 I9 d z$ D6 M1 p" i% P$ F - .dropdown-menu-item:hover {
: J8 b/ T- M5 I/ A - background-color: #eb272d;2 ?$ J1 i3 `# e* P
- }
复制代码
- A; d9 A8 f) \4 j) R- Y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& H+ \# c1 @8 T/ f2 p6 v
- <!-- Checkbox toggle -->
0 @- N) j- N5 u. T8 e! q, d5 r - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 l# L( L: S9 t! m: {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( W* I5 t) n. X2 r* t7 @ - <!-- Content to toggle from www.mfbuluo.com-->
) {1 o) k$ t% d5 X- ?3 x, ~; c - <div role="toggle" class="toggle-content">" W I# m' ^3 t" O; K; _, y2 Y
- BA-NA-NA-NA!
m0 Y8 }$ h! @, Q/ \ - </div>
5 a" j- i8 o& L; P! ^* G4 } - </div>
复制代码CSS代码内容如下: - .toggle {
5 P( } S" X$ w+ Q% W - margin: 0 auto;$ `+ z! o4 ^/ W* O3 U8 o( ^/ j! H" x
- max-width: 400px;
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- .toggle-label {
8 J: L& t x1 v& S, b - font-size: 16px;
9 W6 V9 |% J A+ T$ _& l8 U) W% F$ r - background: #fff;4 J% J" R4 y! H/ b9 A: `* V
- padding: 1em;
$ W1 i9 D/ ~) I - cursor: pointer;
# l& p! e+ ^# Q$ N# Y - display: block;4 }& ~3 V% ^- m$ C
- margin: 0 auto 1em;
5 d" I. ? N4 C/ g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# V9 Y& H* o6 z& A( a# F1 y% Z - border-radius: 4px;
5 n; e; L9 Y E) Z2 Q3 I& f - }
3 Z- V* m v9 t7 _3 G2 w, Q - .toggle-label:after {- ~: z( Y0 x# }4 Z" R" o1 \- ^) A# P
- color: #ED3E44;% Z5 r. g0 P7 Y, e n
- content: "+";. Z6 D! f8 D8 n8 e5 P
- float: right;
' ^6 t9 j+ _; B) K - font-weight: bold;
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- .toggle-content {2 O2 U& q$ ]: }4 X5 @( L2 O
- color: #B0B3C2;, _7 c% F5 Y# u. {
- font-family: monospace;% S: S' F8 T* _6 T
- font-size: 16px;4 v: c# w `% F2 J6 d# b! w8 j
- margin-bottom: 1.5em;
, i- r6 B/ X- `7 U* V8 `2 v - padding: 1em;& q) \7 t, i& x' @" }& v% x
- } \% T2 e# K8 f- D1 b
- .toggle-input {6 y; z/ Z) M! v1 A
- display: none;4 v, y: {& d2 M' B" Y$ B8 R% S9 P
- }
# I/ v X8 X+ l9 o - .toggle-input:not(checked) ~ .toggle-content {: y8 v( g, D% [7 T; r+ @
- display: none;) {1 V/ c; X* E# f5 j6 V% E- A
- }$ y$ ~3 Y# T1 m
- .toggle-input:checked ~ .toggle-content {
. b7 {' g' j3 N1 s7 R - display: block;) F4 K6 _' C! Q( @1 u2 V
- }: L Z9 W& d) H& Y
- .toggle-input:checked ~ .toggle-label:after {0 c% ]0 \8 i: v- `; p- e) Y
- content: "-";
o# ?# @) L& \# K- i1 x - }
复制代码 5 u. Q3 ~3 v; G' @
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