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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!">" }6 o! }$ R3 J
- Label for your tooltip
+ s. n8 d2 b; r D& N - </span>
复制代码CSS代码: - .tooltip-toggle {) j6 P& M3 [: N- F! R
- cursor: pointer;
0 P: n; `# ]2 d% \' T5 Q- E5 }, [0 ` - position: relative;
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- .tooltip-toggle svg {
: {$ {6 q+ F' P - height: 18px;9 g# A p' N7 E N
- width: 18px;* T' m }) V' E* I
- padding-right: 0.5rem;% \7 d8 F' @) ~
- }
) r. \" _; T J- w. k& {# ~ - .tooltip-toggle::before {
. S4 o1 V3 ~$ H" B# p4 J - position: absolute;
{) e2 s7 S! R% A* Y) D% F9 U$ p - top: -80px;/ Y: O8 i" @/ V3 b4 X5 b
- left: -80px;
: T5 ?2 R: j) v+ { - background-color: #2B222A;7 m% f& i y# W& o
- border-radius: 5px;
: p8 F3 A) B6 P - color: #fff;
1 D! F7 F9 l5 w7 W - content: attr(data-tooltip);# E ^+ n) m. z
- padding: 1rem;2 A; H9 d! X! b- ^
- text-transform: none;
. {8 I2 G4 ^" t, ]5 r( G% a+ N7 { - -webkit-transition: all 0.5s ease;
5 h# _. N [5 G3 V2 J& b9 T" x - transition: all 0.5s ease;* |6 w9 G% G# h% _" x+ R
- width: 160px;
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- .tooltip-toggle::after {* w. H) h# w" L) o4 z# \
- position: absolute;5 V$ s" h) X8 r0 L3 L
- top: -12px; C* V6 _9 O( u: a: n' {
- left: 9px;. L5 L8 _' @/ B, e& ]- `+ ?! e
- border-left: 5px solid transparent;% G0 N, F3 p. }: ~) |% y9 l0 ~2 B
- border-right: 5px solid transparent;
5 G% N8 q7 p. w - border-top: 5px solid #2B222A;7 }- d4 n( x, I9 M4 ^
- content: " ";
7 d0 L1 A& u& P8 V8 B1 P - font-size: 0;
& t1 I' t' c; N0 g( R - line-height: 0; `, C4 {# p+ L% Q
- margin-left: -5px;' t+ _7 @" @4 f, s v6 I, S; q+ {
- width: 0;
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7 y4 {; l0 Q" N+ E - .tooltip-toggle::before, .tooltip-toggle::after {
! q6 ]9 a+ O" P' R- D3 `. w - color: #efefef;; y' s- q# f9 k6 h8 J
- font-family: monospace;: |- t/ ?" a5 \3 \6 d3 F' e
- font-size: 16px;
7 Y5 d0 K2 L' m - opacity: 0;
' X" }$ q, s* A/ j. z - pointer-events: none;1 f% M, @( ?. N3 Q
- text-align: center;
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7 X- G) G0 o" x2 I' X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ ~- H C7 Y1 Y$ Q5 E9 y
- opacity: 1;& J) b+ C& S+ L8 p
- -webkit-transition: all 0.75s ease;5 \, T" Z% k1 [3 L
- 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">7 O- l4 h8 ~) J2 g( F# K
- <ul class="nav-items">; n8 A2 {# g. @) J* `
- <!-- Navigation --># S6 Y. }& c( R
- <li class="nav-item"><a href="#">Home</a></li>
. P! ?& p+ ]& ]' ]1 x* ? - <li class="nav-item"><a href="#">About</a></li>
4 K- U* {4 Q0 ?, ]. N; B7 a - <li class="nav-item"><a href="#">Contact</a></li>
4 S% k+ x! S* l - <!-- Dropdown menu -->
1 b& K1 _( j* p! k - <li class="nav-item nav-item-dropdown">
6 D, x! ?& v2 ` \0 k& V - <a class="dropdown-trigger" href="#">Settings</a>
! }# p' v6 @% ^ - <ul class="dropdown-menu">
" P4 n5 \, E1 c; | - <li class="dropdown-menu-item">
! i! p7 U4 }) p8 c0 w1 |1 { - <a href="#">Dropdown Item 1</a>2 w. _; q; R% R
- </li>/ W9 w0 v) q- C1 u; a& I( q
- <li class="dropdown-menu-item">9 {& O& ^2 H, m% ]
- <a href="#">Dropdown Item 2</a>
2 w" s! ~3 @3 k - </li>1 d6 o" F8 I1 E
- <li class="dropdown-menu-item">
7 G0 o( |9 F9 y3 x - <a href="#">Dropdown Item 3</a>4 u6 z; o! S# w
- </li>4 e3 q. v6 ~ ?# ?& I
- </ul>
5 y; N0 w% k7 J' r* U% D - </li>! A5 H: Y3 D% x) ~
- </ul>& G+ H% ?8 D) k3 S2 \8 i- j
- </div>
复制代码对应的CSS代码如下: - .nav-container {
5 j5 z9 ~6 h0 s, M - background-color: #fff;: u& A! K3 ~5 e4 C' v9 t
- border-radius: 4px;
5 s, f$ Z- W% |. u6 ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& ]/ m: d/ t1 T3 d& q# E J) E
- padding: 1em;
# b: |- Y: R! f5 \. L3 d9 m- y. o$ ` - border: 1px solid #eee;
7 R* n. p# `# v: S4 j4 X% G - display: block;; H0 Q7 @4 x `8 f, h6 t
- max-width: 400px;
~2 Y2 R w" g0 x3 G - margin: 0 auto;
) E5 A8 V2 Y$ M& y! s - text-align: center; F# w5 `: f/ o7 `
- }" ]# A* E% W. ~# j8 x
- ul,7 b) B, ]$ F F8 R# q( Y4 [
- li { T, q' _; E$ b
- list-style: none;
) [- }5 V: J# i; {( J6 [6 S - -webkit-padding-start: 0;
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- text-decoration: none;
\% B% m5 Q! w) V" P - color: #ED3E44;, I; @1 Q1 r2 ~* H1 c% G% h, I
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- .nav-item {; c4 P+ n, v2 W8 A. a
- padding: 1em;
8 [8 d7 |- C! h/ k1 H" C9 U( R - display: inline;3 Q% g }5 q N8 c+ Y0 O
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- .nav-item-dropdown {8 d1 r3 f% ~- R8 X8 R& ^1 b4 }
- position: relative;& X- N+ O1 w _, H- e" c0 v6 ?
- }
6 t5 b- z$ m. m6 x0 x - .nav-item-dropdown:hover > .dropdown-menu {, ~" H2 n6 d/ _/ R
- display: block;/ x. s% `5 `% i( N# U0 _& c! R
- opacity: 1;& H5 G' D4 E: q- v) S. A1 m, o
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- .dropdown-trigger {* D3 t$ e" `$ N; W
- position: relative;
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{, [: Y8 Q0 l' j1 M0 v - .dropdown-trigger:focus + .dropdown-menu {
/ v9 }& k8 Q/ {6 g& U8 F% A7 D% Q4 q - display: block;# T8 ?5 f! v( d& y
- opacity: 1;
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- .dropdown-trigger::after {- }+ l" B" c7 q/ y
- content: "›";# J4 a' x# J b( M2 r# d. V
- position: absolute;( K, G# a% r" ~) I' w$ K
- color: #ED3E44;$ J: x, Q6 f3 G* b2 k% K
- font-size: 24px;% i* p2 ~7 ?! k( O" |8 A4 ~
- font-weight: bold;+ w/ ~8 l$ Q- B4 z; T6 u0 x
- -webkit-transform: rotate(90deg);
6 [: v3 g' m. M( L; D" c; n - transform: rotate(90deg);
: [! O4 _0 k8 Q - top: -5px;# l& S% S N9 }* Q! H! {+ ]+ y
- right: -15px;
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- .dropdown-menu {
' V4 K" v: ^# D) k2 V( s' } - background-color: #ED3E44;
( Y. w2 D3 L/ W: L" `% \& \ - display: inline-block;
) F% Y3 O/ c, k - text-align: right;4 |4 @+ Q |& U c0 H% z, X8 ]
- position: absolute;
* U% u" f, l1 @. ~% W! u - top: 2.5rem;) _( y W d! m L3 K& p2 A( ?
- right: -10px;
Z; i0 D8 h0 E1 N' u% D# D. { - display: none;- c! D/ Z# h5 s2 p! I- M6 E
- opacity: 0;" ]& F0 U6 W# ], H
- -webkit-transition: opacity 0.5s ease;: @; `% [5 G( \
- transition: opacity 0.5s ease;" C) _ x9 ?& ~7 G& y) n
- width: 160px;$ h2 W; Q& t& h
- }) V$ K j* ^$ J/ e& ~: T
- .dropdown-menu a {& _4 S& P) @+ d2 i8 I5 V7 d
- color: #fff; d! g& z0 ?/ G4 T' `5 J+ A, U& I
- }
1 @9 v! j! e1 r - .dropdown-menu-item {
, n& D2 o9 ^9 D3 d: Q - cursor: pointer;
. b" {( F) \" V: h$ K, Y% o7 j - padding: 1em;
3 a, S, {+ Z& i/ n- S6 L - text-align: center;
w6 d/ j3 s) s- p - }
4 `& ~. h5 d( c% s2 i$ L - .dropdown-menu-item:hover {# ^5 M& \- P1 z
- background-color: #eb272d;
: o! v( a' q1 p! H! ~( p - }
复制代码
# w/ m' `1 Y, u) b可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 |4 h' G3 ]4 A. e. C
- <!-- Checkbox toggle -->1 W3 a. u. b$ w/ _; ^: g1 c
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% A. [* O: o. v6 X/ [ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># h* Y$ R3 P9 |- x H" U
- <!-- Content to toggle from www.mfbuluo.com--> E1 D. a/ K8 k8 H
- <div role="toggle" class="toggle-content">
8 W5 I3 ^8 s' V - BA-NA-NA-NA!
# s: d# |3 N; q9 x9 ?1 e - </div>
" o9 l: Q5 i% \ - </div>
复制代码CSS代码内容如下: - .toggle {& u2 }' A( p2 [ Z8 q5 N
- margin: 0 auto;
2 W* K. ]6 X- y - max-width: 400px;# ~5 V8 @! @7 i6 ?: e# p1 W
- }
. Z2 h& c, A6 z - .toggle-label {
: j7 j! l+ K* B9 s0 H - font-size: 16px;
* h4 J+ E3 a* c& d7 f, L - background: #fff;
# _9 n$ L# N3 u d6 e) d - padding: 1em;9 ~! x3 D( m" x( }8 v& _' E+ d
- cursor: pointer;
9 X; m, L' a# n$ d+ Q9 }* B, v$ @/ q - display: block;
+ u" p1 H: O& D: P9 c5 X4 @: e - margin: 0 auto 1em;
% ~7 E ]" a" ~) T* u+ D1 Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 S# A& x: P( D- W8 m, } - border-radius: 4px;
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- .toggle-label:after {! b& Z* S7 ]3 y3 A: ?
- color: #ED3E44;
( ^' X2 q6 X5 _9 x* m - content: "+";3 N5 N" ]& d( k" p8 w2 e* l
- float: right;
, f: B6 R7 c& H# [ - font-weight: bold;6 ~; q- E8 O* h/ R! {4 _
- }8 _4 h; P) r: }" W' n
- .toggle-content {; _0 Y7 F! @0 \* M0 g1 g& o& U6 N
- color: #B0B3C2;$ {# A" {; }) \
- font-family: monospace;5 F0 `8 x0 |8 R/ x; D" y
- font-size: 16px;6 M7 l' x9 b+ V+ D# H
- margin-bottom: 1.5em;
9 t6 ?# k& W0 U2 Z - padding: 1em;
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- .toggle-input {4 g6 e0 u- I8 t! R, K( Q1 q& S
- display: none;8 C' r. ~3 O& G4 N, x0 F
- }
- `6 i$ D/ ~; \5 Z9 G - .toggle-input:not(checked) ~ .toggle-content {3 j& E; n# a( M4 |3 K3 D
- display: none;% q# j3 Q- ]; U- s( `
- }
" d* e+ ]1 p- C9 y0 o. Y - .toggle-input:checked ~ .toggle-content {
! C8 `" H! @ N - display: block;
D) O7 a, q+ j4 g8 d - }: I1 |9 N% x. e) H6 Z+ ~& q0 n2 l
- .toggle-input:checked ~ .toggle-label:after {9 L" e5 T" I8 |, h1 O& @
- content: "-";/ S; }0 ~5 O) Q
- }
复制代码 ; r" M G. O. @8 d) T- {
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