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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!">
3 Y) V4 p. Z- ?8 o1 M. G - Label for your tooltip
4 |# O- ^5 g3 O U) s$ Q4 V1 ?) X. C - </span>
复制代码CSS代码: - .tooltip-toggle {0 c4 D; C) g& |8 v$ ~- ?1 O
- cursor: pointer;. P: _$ J, A2 c9 r5 O3 v4 u% a' q
- position: relative;
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- .tooltip-toggle svg {: S! H3 n+ i, k
- height: 18px;% A6 H- A; ]- A* A1 k3 u
- width: 18px;8 f+ U/ \7 @# n# L8 ]6 h' h" O
- padding-right: 0.5rem;
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* E: }7 T, @$ V5 ] - .tooltip-toggle::before {! E' K# J1 K2 C; O
- position: absolute;3 b2 i- M' `9 D0 }$ w# d. I
- top: -80px;
X$ \, q9 y: F$ C - left: -80px;$ U2 x" Y# o/ A: N" H: D$ ]& r9 @
- background-color: #2B222A;
& V0 |, [( S a0 Z5 a" x- q- A - border-radius: 5px;2 j b$ S b& I+ F7 N" w( l1 ^
- color: #fff;
7 c+ W9 X6 S' g, D7 D0 H - content: attr(data-tooltip); j) q4 v: X9 b) W6 G
- padding: 1rem;
4 d! A! B' Z- c1 e9 r& S4 \ - text-transform: none;. c4 C- K, C$ A$ H2 S2 U% }. h
- -webkit-transition: all 0.5s ease;9 O( J; `# m) S; \& k
- transition: all 0.5s ease;
( v* R. @4 A9 k# H - width: 160px;0 O" M# G9 J( t3 {5 A( O, i7 I2 t
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- .tooltip-toggle::after {
: ]+ F3 i6 E P6 @$ Y! B - position: absolute;# {- j2 {/ F" Z
- top: -12px;
, T" t/ N4 {" q: E) J" ^ W - left: 9px;
* x4 H0 w3 s. @* ~3 Q; O - border-left: 5px solid transparent;
8 l7 p% D3 d3 f - border-right: 5px solid transparent;3 N% X, n. d- y$ |2 a3 o1 f7 g$ ?
- border-top: 5px solid #2B222A;; ^6 W% J/ k$ x7 g1 Q
- content: " ";1 C8 z+ ]0 `8 t, T; g
- font-size: 0;1 N" p+ W* J! l! P
- line-height: 0;/ D5 H" Y/ h3 U8 v" i3 }6 K8 m; u
- margin-left: -5px;
( B: W0 f* r, k# m6 ~4 [: O - width: 0;
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+ n P( z# Z2 A) J! w - .tooltip-toggle::before, .tooltip-toggle::after {
- k3 U) J3 ?+ [# f7 k1 T5 h - color: #efefef;- c1 {' i% K( q, u1 ?$ D
- font-family: monospace;# S. x) G6 ^5 s5 {6 G* g! g
- font-size: 16px;
6 b5 ?1 b+ s1 J- \8 A; i - opacity: 0;! ]0 V9 J( K# b+ C: V9 S
- pointer-events: none;
3 W/ c, x5 F" K8 C - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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: v7 h ?5 P" I- ~# a - -webkit-transition: all 0.75s ease;
4 g0 Y) P# @, C G+ L2 o# _& g - transition: all 0.75s ease;6 Q: W# c6 c6 j0 `$ k3 {
- }
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">7 [& T$ M( J2 D o1 U
- <ul class="nav-items">
$ W5 i, Z& k d) w' W2 v+ L, A* g - <!-- Navigation -->
$ S( m: [. h6 n - <li class="nav-item"><a href="#">Home</a></li>
% Q: k: l6 Y4 W, y3 A( r - <li class="nav-item"><a href="#">About</a></li>
/ s$ h) j$ Q9 o, } - <li class="nav-item"><a href="#">Contact</a></li>
) l/ T# `$ p- G7 J0 d0 j) M - <!-- Dropdown menu -->
2 K" O3 j( `8 r' H1 m% | - <li class="nav-item nav-item-dropdown">+ p h( N% S0 }0 T$ ~
- <a class="dropdown-trigger" href="#">Settings</a>2 S- a! D7 t# `, H( q* ]$ P& g
- <ul class="dropdown-menu">$ i$ v. C. B9 G- b
- <li class="dropdown-menu-item">
. ~9 F* r& V/ b# Q - <a href="#">Dropdown Item 1</a>" s! C* O2 e: b# p
- </li>; X4 a7 U+ _4 K4 D5 m0 t) r
- <li class="dropdown-menu-item">& `; d- T% ~, s$ ]: O3 r
- <a href="#">Dropdown Item 2</a># x. N6 k+ C6 O
- </li>4 }1 l7 R. ~! a, s% Q' B, h
- <li class="dropdown-menu-item">) O, Y# T2 ^; B9 Y' X4 p" j. `
- <a href="#">Dropdown Item 3</a>
. c. d9 i# d [$ S- v - </li>
/ R- ~( c, d; F. @8 [ - </ul>1 s, s% R7 [' c3 S+ U: j) b
- </li>
+ ]) m6 q" J' X; u- D% ^( n: A - </ul>
6 }6 A' A7 R+ W# V* p - </div>
复制代码对应的CSS代码如下: - .nav-container {
+ R% V- ~2 r0 R# D9 c - background-color: #fff;5 m2 G- `* O7 O: N
- border-radius: 4px;% J9 [! K8 ^' V% s% n$ _& Z) K
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 q, u# n& E9 J0 |, F# c - padding: 1em;( X; P! [' g% A9 L$ o
- border: 1px solid #eee;0 c2 x( a' ]0 E6 J7 m
- display: block;
9 M2 {8 n3 s; h - max-width: 400px;$ {9 O! l, c$ ^7 i7 f% c& j
- margin: 0 auto;! n4 E5 w/ r3 M# D4 y
- text-align: center;2 e( f |: c6 M9 Z) C/ d
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- ul,
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- list-style: none;, p7 w% x8 H: t$ X2 Y: n
- -webkit-padding-start: 0;
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- a {
' k3 \% E2 @7 ^0 q$ t" B" ? - text-decoration: none;
( L" \( P& P; d7 i6 R! ~ - color: #ED3E44;
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# [9 ?6 Y6 c2 l" Y- c* U, A- ]7 e - .nav-item {9 j# d, n- b3 [9 B0 {
- padding: 1em;0 x, V" C7 X# M% o7 O
- display: inline;
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- .nav-item-dropdown {
7 T1 A% b* _" i7 L, ] - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
+ ~. G. X1 r$ p" F8 D - display: block;% |! P- T5 y6 G6 f- U U/ i
- opacity: 1;+ w; u7 y( ~& _$ r* Z! ^
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- .dropdown-trigger {
/ b: t9 n7 b- T9 ]" ]8 r. R/ v - position: relative;% P/ X' Z+ M6 e0 {" k
- }
7 Q) H* e) k& f1 {! Y - .dropdown-trigger:focus + .dropdown-menu {9 f# Z/ v" x1 }) B4 u
- display: block;# g" R$ k6 M' n5 }
- opacity: 1;
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. Z. |: a, x8 d$ b/ H - .dropdown-trigger::after {
+ i7 Z2 L* r- N. x6 c5 {1 X7 o - content: "›";# Y, m/ F/ d- a6 l/ p
- position: absolute;. }+ j" r; i% z- J: e
- color: #ED3E44;
2 k* ^& f- G; |# A4 l7 g1 @ - font-size: 24px;( C9 {% r2 n" G$ U( G0 l
- font-weight: bold;
8 g' }* ~9 q. Y: h$ p# [ - -webkit-transform: rotate(90deg);
* s3 U* {/ [) d& q+ j! r8 E - transform: rotate(90deg);9 C! G4 q- T! P2 i& l4 r
- top: -5px;
/ E4 Z$ i9 s1 |* }1 ] Z - right: -15px; g; b9 N; y1 S: s
- }
( ^1 X( g; t* F) R: b5 n' H3 U - .dropdown-menu {
" M, L G+ v- {0 g7 A - background-color: #ED3E44;2 t2 ~) G4 t! }1 ~) q/ U" L
- display: inline-block;
$ P* s& `/ h. x; F% |/ f p+ a - text-align: right;
4 w: E$ d4 u; L) L - position: absolute;1 ~1 C; f2 l i
- top: 2.5rem;
7 H4 o9 O/ c2 q m8 o+ E - right: -10px;
+ F5 d# S8 N+ N4 s - display: none;
; M2 @3 I( q6 ` - opacity: 0;1 R5 k8 E# s4 I2 q1 F
- -webkit-transition: opacity 0.5s ease;5 z) {. F+ P$ `8 P( ~2 `+ S
- transition: opacity 0.5s ease;* n6 r. J' t$ W, P. O: ^
- width: 160px;
" L- X. ?. I7 X7 j% c6 L& B7 y& o) y - }
6 g( A+ N8 e( s0 c) E9 Q - .dropdown-menu a {
6 p/ ?7 e' A, }% w" K. S" W5 m - color: #fff;
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- .dropdown-menu-item {, F' y4 E: v$ B3 } p4 g* ~3 M8 w
- cursor: pointer;
1 J' H: ]: b. N! I8 Z - padding: 1em;4 H0 G% P6 D2 u9 g2 `" @
- text-align: center;0 [) ~6 R. E6 Y
- }, p" F8 S5 r# F6 u
- .dropdown-menu-item:hover {
6 k5 J: Y1 N! P - background-color: #eb272d;
, J5 n! v/ A' `- F - }
复制代码
. a e$ I; ~8 y$ e" K* B. l1 q- `可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
; d0 D1 t( U7 A* C6 E9 f - <!-- Checkbox toggle -->
6 _3 F8 Q5 h/ `1 Y- g) v, U - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">$ B5 V' l' y! N: C" k8 O3 P$ p0 M8 I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' t2 ]# `2 d/ z" e( _ - <!-- Content to toggle from www.mfbuluo.com-->
; G/ D% p) l& X7 V9 I8 B - <div role="toggle" class="toggle-content">2 ?( H, l {8 \+ E" r$ J/ l4 `
- BA-NA-NA-NA!( P1 I: p( \; R# x; o
- </div>0 Y7 O* H& \- r/ x
- </div>
复制代码CSS代码内容如下: - .toggle {
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- max-width: 400px;
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- .toggle-label {
9 {- v; v5 W$ @ - font-size: 16px;4 c+ f3 i$ s9 V: N) V0 }3 X
- background: #fff;
) z+ l: ~; j3 Q) J: \ - padding: 1em;: [4 r* \, H5 R( D# [ Z) `
- cursor: pointer;- c4 D7 r6 ~" p9 a' |3 U
- display: block;+ u7 B5 J6 Z& x
- margin: 0 auto 1em;
" |6 M" K+ [, i3 j2 u/ X2 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
`* k1 [" l8 u3 n$ L+ e - border-radius: 4px;9 i/ N1 s" Z. o% k9 P7 g
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- .toggle-label:after {3 @3 D; V& Q$ g1 y+ Y
- color: #ED3E44;
9 X/ t2 P3 G3 ~ - content: "+";- }' T3 J& X- |8 P4 B1 R
- float: right;! R% V/ g- \( t; C; ]
- font-weight: bold;
2 p: s: k5 b. C4 H1 K' t - }
9 P4 T# @+ V! h% W; e3 q1 T c+ h) Y - .toggle-content {
: [( q8 a# Y4 t/ V$ V - color: #B0B3C2;. Z+ x8 E0 [# C2 ^1 N6 M) k2 r
- font-family: monospace;% ^' B3 }) q) N1 S( U
- font-size: 16px;
: T# g4 P3 N" C( H! [5 t4 d4 T - margin-bottom: 1.5em;7 i+ s4 r: f! |
- padding: 1em;0 u4 }2 R$ J3 m' n3 b" H- x
- }
6 g: ]! e0 J6 D) Q) s* H - .toggle-input { o+ u) n* {. c1 l
- display: none;
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1 Q/ `: T- I, \8 p) C - .toggle-input:not(checked) ~ .toggle-content {' V5 w l o; Z% S
- display: none;
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- .toggle-input:checked ~ .toggle-content {
8 P X2 \& G& f* l0 H5 o - display: block;) ~" j0 f( ^$ U B9 O
- }
$ ^0 n3 t5 l% P Y5 }/ U3 G - .toggle-input:checked ~ .toggle-label:after {4 D9 D. O; j% b" v8 h- ^' G( {
- content: "-";
+ P- g" M6 ]6 w - }
复制代码
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