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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 H0 G, }5 H T0 n M - Label for your tooltip
2 r; E3 g- l, f; m - </span>
复制代码CSS代码: - .tooltip-toggle {
" \9 H1 H: x/ Z) w, E+ O - cursor: pointer;+ E6 p' _5 P# B8 H; q9 u$ p. Q
- position: relative;/ I# m% _$ ~, K+ k
- }3 B" L% i0 a# ~# s% L( ?: @+ B# w8 x
- .tooltip-toggle svg {9 N5 |2 `- H; m3 }5 \
- height: 18px;
1 n% K$ J" r% S - width: 18px;2 V U. U0 W% O7 j, i
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
7 z5 e! L J% `5 c5 n/ G - position: absolute;
' U$ ]& a/ w. K8 F, H - top: -80px;4 p. G* ?4 D: m* Q) w
- left: -80px;
7 j- J, o' q% H - background-color: #2B222A;5 J' |9 }3 O% W' W A/ k8 f' @
- border-radius: 5px;
# ?" n. ^" G3 Y9 y# r2 U2 @. t - color: #fff;- E, X" `+ n! _ h& Q
- content: attr(data-tooltip);& p5 E, d" a9 ~
- padding: 1rem;1 m" c' e: L p* @5 Z
- text-transform: none;
0 f; D. r$ X8 ?/ ~ - -webkit-transition: all 0.5s ease;
4 p; W6 `+ |6 r Y8 \8 M - transition: all 0.5s ease;
6 |% K; ? X7 @ - width: 160px;
& d/ z) [3 H4 b- _- m - }
4 _- @0 q5 D: }8 {4 z! m7 A - .tooltip-toggle::after {" g) u+ h4 U6 u& x" }: c, D
- position: absolute;
7 V b* g* _/ O2 b - top: -12px;
?3 L8 Z6 {8 V- S - left: 9px;
; z2 D, u' t; Z. d2 L- ] - border-left: 5px solid transparent;/ r3 t9 J4 w% @: J) d
- border-right: 5px solid transparent;, ~% l8 M( Y2 J) y+ F2 R
- border-top: 5px solid #2B222A;
+ t8 f! O( C+ E+ { - content: " ";
4 `' e; `. a: m( v0 w - font-size: 0;, ^6 [9 u3 o5 Q% z
- line-height: 0;* @! F5 p- ` b+ V$ }
- margin-left: -5px;4 r) s% H* p/ c7 o( L( w9 x, L
- width: 0;9 o" L8 w5 {% [4 O8 E, @: N, P
- }
' r8 {. X. c% z5 Z% X; l& C8 U - .tooltip-toggle::before, .tooltip-toggle::after {
7 F% i7 n# \3 K& X* N; W! A - color: #efefef;
7 c n6 M/ w6 E# N, E - font-family: monospace;
- D% x; _2 h3 f) s - font-size: 16px;
. `# x& l" j2 Z' R5 v' e - opacity: 0;" ~4 x1 D4 M: f' t3 F. F- k# x* Y1 x+ u
- pointer-events: none;
9 } d, A0 N# @: f - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
, C! j8 K' w% Y R% j; S/ |! s4 V - opacity: 1;
' T2 z# e7 n1 G1 C - -webkit-transition: all 0.75s ease;
$ Q7 ?0 U3 E8 J" a - transition: all 0.75s ease;7 ~# r6 T6 @$ i" ?: R
- }
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">
8 G+ Z$ E* G# ~) G! k - <ul class="nav-items">1 A1 p8 z$ H& ]: y+ F7 ^( [# Z
- <!-- Navigation -->
7 H3 C3 f# S* g. I; X- K - <li class="nav-item"><a href="#">Home</a></li>
! k" f6 s/ d; ?3 g" Y4 q - <li class="nav-item"><a href="#">About</a></li>
/ [& k) L% V2 c. @, ?" T- |; m - <li class="nav-item"><a href="#">Contact</a></li>
! H$ O; l+ S4 S( J' G - <!-- Dropdown menu -->
' |! n3 _3 A3 l6 q3 u - <li class="nav-item nav-item-dropdown">
! n+ N3 s+ O% F( W. G - <a class="dropdown-trigger" href="#">Settings</a>2 _' W( h" }- l" M; G* y+ J
- <ul class="dropdown-menu">
! C$ L, @3 J* T% P - <li class="dropdown-menu-item">, q$ x2 y+ G: X3 u' m
- <a href="#">Dropdown Item 1</a>4 q) U1 W/ k' l+ D0 Q h
- </li>
H: {2 u; D% y+ e! F - <li class="dropdown-menu-item">: f; z. |1 |1 n( M. A
- <a href="#">Dropdown Item 2</a>" K% _6 L3 o3 p% i- _
- </li>
; `* Q) a& Y' g0 _2 ? - <li class="dropdown-menu-item">" I& ?5 N+ v" N. y* J7 P: P
- <a href="#">Dropdown Item 3</a>
, K: a" h- z- l) x7 x& F$ T. M4 t9 w9 l - </li>; s) ~ |* }7 C2 _3 L
- </ul>
- W! y% x1 n/ }, l" P# L" O - </li>
( c1 c0 d: j% ?; G4 x- u - </ul>' w. V7 n% }3 Q' ~
- </div>
复制代码对应的CSS代码如下: - .nav-container {+ g3 z2 j* e0 q
- background-color: #fff;
3 z l6 Q, E- u - border-radius: 4px;
9 |4 D( D3 M7 C* Y0 Z0 O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ X" S A! z; n - padding: 1em;
; _, [3 j' R1 @2 u+ Q( q - border: 1px solid #eee;( f6 g0 h7 I3 X
- display: block;
! Y: ^& L3 c) R- k. U - max-width: 400px;
8 q* B4 \; P w - margin: 0 auto;( H6 [2 I! v/ Z* L& M
- text-align: center;+ _' M7 `0 d" A9 R3 K! `; Z Z+ Y
- }! }7 p- L. b$ Q0 @0 G) P
- ul,
- a4 G% S& {8 [' e0 S- G - li {; K6 [! A& I' I' d' D7 F
- list-style: none;
6 I- g) ^5 E1 G- W. Y - -webkit-padding-start: 0;' y G( C0 l/ d3 r2 \7 ~- J
- }
6 b3 P& g2 {0 T% w9 R - a {
9 Z5 M& i/ Y- x6 Z - text-decoration: none;
$ M0 w0 q* P G* c0 p - color: #ED3E44;
+ `' L8 ?8 |" G+ f7 c$ `" n; p# e+ W - }
( S, _% f3 c. \; m7 N' g - .nav-item {" L; z% B4 [- J- P" Q! e& |( h
- padding: 1em;
& d. q8 z8 a! Y, F! D. L1 d7 j# m - display: inline;
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- .nav-item-dropdown {$ L6 X N6 L$ r
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
1 {& i+ ^' _. Z4 O1 P6 L - display: block;
8 o! Z4 A$ t" w) o- `$ C( Q, f - opacity: 1;6 R: L! z1 I- o$ @6 D2 N
- }
; k$ A) v4 m0 w' |) C V8 I, b - .dropdown-trigger {6 p9 p6 V$ O) K2 X3 Y
- position: relative;8 B* S q0 D: l/ D% v* n+ K( g
- }
* b6 `% M" N) G9 Y: R& e - .dropdown-trigger:focus + .dropdown-menu {0 Z1 A: I: L& v' ^8 n6 ]% a
- display: block;
7 d! G- |$ D. t* c9 r3 ^- _( Z! D - opacity: 1;
- q0 V" m8 T* E/ y$ Z - }
. H- d( v# D( E, K# f) ^- L7 S - .dropdown-trigger::after {
: k, V* e: [6 S7 s+ F2 i - content: "›";% X" }$ ^7 C$ T8 B5 @( O
- position: absolute;; c; ^8 K) J" u" y6 ]/ f/ Z
- color: #ED3E44;; y- v: D7 ^4 ]
- font-size: 24px;: H6 W, d% b4 ?' F) I
- font-weight: bold;. }* t( M2 B2 l. d9 u( D
- -webkit-transform: rotate(90deg);
# z) p& L$ p/ [" l - transform: rotate(90deg);. l) Z4 w, L* {# n2 y, w+ J
- top: -5px;
9 i/ G I6 g) r, F1 z! J - right: -15px;% X( x0 _5 `. F! s
- }9 P. x$ u3 g: F! I
- .dropdown-menu {
$ f0 l$ u0 `0 x* a9 L - background-color: #ED3E44;, t; U4 l0 n8 D: [' u0 s
- display: inline-block;
- ~3 B j7 u' P7 ` - text-align: right;
5 x- e- X# y: P' J - position: absolute;
! C7 f$ d: ^+ y, l- N L - top: 2.5rem;
0 g: r4 y N3 s/ u6 F - right: -10px;/ _3 P2 f: y+ c$ O& a C: L
- display: none;
3 N0 T3 c( k' l( m7 ?6 G% {) f - opacity: 0;, G1 `+ G& O+ ?# l1 U
- -webkit-transition: opacity 0.5s ease;3 n, m, K& L' d! A/ }" `
- transition: opacity 0.5s ease;5 e ~$ N8 i* E) n5 ]* V
- width: 160px;
( y* c+ a6 {8 n# O1 n1 J - }
( g. i5 e5 |! k m1 @ - .dropdown-menu a {$ E9 h ]: n( ]
- color: #fff;
. ~% t5 a" Z" B, u - }
: q' J# U: j* N/ E! ~6 Y - .dropdown-menu-item {9 `0 E' G; d8 Y
- cursor: pointer;
3 t$ d2 ~ T2 J% T4 V - padding: 1em;
: D/ f$ Z$ c+ I% n/ m - text-align: center;
$ j) O k. l6 A2 } Z' `, ?$ x - }6 a5 X( J ?: j' p4 E6 L1 j
- .dropdown-menu-item:hover {( \7 c& q$ X2 U, W
- background-color: #eb272d;
6 d3 E$ o" q$ G- D' Q; T3 i1 R - }
复制代码
$ l7 V. t1 |/ C可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
5 v6 p/ \3 S! a7 z0 X1 D - <!-- Checkbox toggle -->0 ^0 {7 R% j. u6 E* ?
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, I4 F s* C! f) w - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 M" w' O+ ]) o: U; }/ ?* h
- <!-- Content to toggle from www.mfbuluo.com-->
! I D# g' v7 f% j: c2 B$ v* ]& ~ - <div role="toggle" class="toggle-content">
6 _2 J! m; `4 L. i- K7 t - BA-NA-NA-NA!8 |" ^: Z9 C F. ~
- </div>
9 C# Z9 Z" M$ n) y. D) s5 r! u4 ` - </div>
复制代码CSS代码内容如下: - .toggle {
' l3 R) T5 `$ w# k7 Z a7 `8 q - margin: 0 auto;
2 w8 Z; I6 P" I7 q6 y - max-width: 400px;# a0 u) }8 x: S1 Q1 o
- }9 m" d1 w+ A7 J% u6 K d
- .toggle-label {
6 ~5 {: p8 M% \2 ~6 K - font-size: 16px;
# ~, ~/ ^4 b/ K - background: #fff;9 }0 ~/ a$ F" H% g; B1 a& x
- padding: 1em;6 P' h9 G6 e( F
- cursor: pointer;9 r, U% H `9 s+ H+ ^* {
- display: block; f! w' {1 z% z# _- T* p' ?
- margin: 0 auto 1em;3 y3 C8 }! ]1 v5 U2 B0 p8 z" y7 c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* l2 u8 F" V# W9 k3 x* e: \ - border-radius: 4px;
# p. y% h- U0 j4 Y0 k - }! ^; u/ Y( F5 f
- .toggle-label:after {
% {$ _% Y* A/ \% o# N - color: #ED3E44;
( K& j2 ~7 e, O- t, |" d. a: R - content: "+";; B, i$ b/ e6 M8 X
- float: right;
& I2 v$ |2 _3 p' T4 d9 F - font-weight: bold;
9 L, Q6 b7 K( c - }
- l* t6 e# E8 A; H q5 M - .toggle-content {
) s9 _0 o+ ], J9 k& r - color: #B0B3C2;
, D9 p' K/ }4 j- Z; Q - font-family: monospace;$ Q5 F$ A! P# @6 R7 z
- font-size: 16px;
' S& N9 g. k, q9 x/ l i! D5 C: L0 f$ q - margin-bottom: 1.5em;8 }5 s- m. x3 `& d
- padding: 1em;3 C$ e0 C( [, g/ x) V: c
- }
) b& u x% x/ r( @ - .toggle-input {
# z# e! |( g$ R - display: none;
( y ]8 m8 J" J$ b+ P; F8 N+ ? - }$ o) W! F: D9 q% k" U
- .toggle-input:not(checked) ~ .toggle-content {! J) ?; b3 J+ S" r' S& H9 }0 M. d
- display: none;
+ Y/ M2 v# ` Q - }+ u$ g0 y2 W, e
- .toggle-input:checked ~ .toggle-content {
6 m- A5 g2 V# n6 s - display: block;2 P; M, f, k4 } k, w0 r/ r+ k) b7 m
- }" e+ k5 q8 v6 a' V+ z
- .toggle-input:checked ~ .toggle-label:after {' N* o$ p/ Y, J5 ]" H
- content: "-";
) g- D& h5 f# }9 P A" A - }
复制代码 / K4 u5 D. w( j1 w: U
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