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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!">( D+ W' O9 v2 f, F. i& v R/ B' d9 c
- Label for your tooltip
% i- @) O( ~( D* C S - </span>
复制代码CSS代码: - .tooltip-toggle {4 ~3 W) O. h6 T7 Q- x
- cursor: pointer;0 c8 j% ?8 d9 S) Q. c1 X2 U
- position: relative;
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# T3 y5 v! ]+ k' o- m - .tooltip-toggle svg {' A# f! z& d4 T
- height: 18px;
3 T' J# i8 g4 s$ z' y# y$ ? - width: 18px;* r0 p a4 C z! S$ \4 w+ i# N
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
5 ^' ]1 t; x, f; V - position: absolute;
. H5 a9 X5 I, G0 \8 r$ I - top: -80px;
- v7 j. z; p; S4 ?' H% G( n! M - left: -80px;
) V, L: \3 {0 ]! d5 N - background-color: #2B222A;
$ |3 X1 w. T& ~( ~5 `% T0 | - border-radius: 5px;/ `) _3 J5 R. u; L9 n" T4 b) p
- color: #fff;, G# t3 P2 o; R# G ], x7 b
- content: attr(data-tooltip);, G. ^; B+ R% g4 o- g+ H- I
- padding: 1rem;
! P, E8 z; N# `& X2 o5 B - text-transform: none;8 E- x( H3 U) r6 e
- -webkit-transition: all 0.5s ease;% W: @" _# ~" F' j$ d% A
- transition: all 0.5s ease;6 ]: v) l3 K$ O
- width: 160px;
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3 Q% d+ a" w& E! C - .tooltip-toggle::after {/ g5 h$ d' V4 L! z0 [, V
- position: absolute;8 P2 j8 u. I" k( H3 K
- top: -12px;& E q L: S B
- left: 9px;
O; _6 b- v/ E7 o. s9 a - border-left: 5px solid transparent;: S. e. _- F1 I/ ?/ C
- border-right: 5px solid transparent;2 p: r' J9 P9 m5 M" d3 a
- border-top: 5px solid #2B222A;# R5 Y3 h E5 Y: B# R2 H2 F
- content: " ";2 i0 b, O% `; {$ E+ g
- font-size: 0;1 H) T' ^- X+ Y: J! O0 m8 S
- line-height: 0;
' T, ? K, U! t0 k - margin-left: -5px;5 @# b- s9 j1 M
- width: 0;9 ~% V/ ~+ e& D3 f/ y; r
- }
/ W: d& j, j0 Z" J9 f - .tooltip-toggle::before, .tooltip-toggle::after {
: d8 T6 e' I! G& m! X" o# w - color: #efefef;
- J# K5 i6 A) O; v# L0 { - font-family: monospace;- c; [+ z7 y2 B$ U7 o
- font-size: 16px;0 X+ {/ I4 ?- P1 d! T9 W
- opacity: 0;+ w: B8 f+ {. q* R4 S
- pointer-events: none;
! ]; n' Z" U2 E; P& J - text-align: center;( C/ v, t7 l7 j6 k4 L4 ~
- }2 Y; B& |+ U4 v0 L
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' |& Y* N m, L" V @
- opacity: 1;
# c2 `7 O0 C7 w" a v& W: V - -webkit-transition: all 0.75s ease;5 n% G3 R8 _- R( ~& t; |% G
- 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">+ X$ @ K2 R" k O" h( [+ ~
- <ul class="nav-items">- Q8 d4 s) T" l G# a* \1 c
- <!-- Navigation -->
) z/ t0 j, M6 p: ]% X- q - <li class="nav-item"><a href="#">Home</a></li># @: q: \8 b4 ^0 t7 c
- <li class="nav-item"><a href="#">About</a></li>$ ?6 Y. E) \$ L
- <li class="nav-item"><a href="#">Contact</a></li>1 n, q0 O6 q, M3 c) M1 W! D
- <!-- Dropdown menu -->
. Z' q( A/ Y* M ?9 y7 x - <li class="nav-item nav-item-dropdown">$ z! W2 S, ^8 A
- <a class="dropdown-trigger" href="#">Settings</a>
/ ]0 S- X8 C- l) w4 Z7 X2 ~ - <ul class="dropdown-menu">3 ~$ ^: B% }' d
- <li class="dropdown-menu-item">2 V, M! z0 p4 A- K2 y
- <a href="#">Dropdown Item 1</a>
* R- x( l% B4 h- H& i - </li>
! z! d, k9 l( L1 P - <li class="dropdown-menu-item">, N$ Z% E/ D% h: L* a- A
- <a href="#">Dropdown Item 2</a>
' J. k# X" @; `$ y) D1 Z- k7 A - </li>) B; Y9 s. p' i, \) B: x: P5 f- [& F
- <li class="dropdown-menu-item">0 A# k& k% v5 C6 \& l3 y
- <a href="#">Dropdown Item 3</a>
, v; G- s8 Z7 N0 o, O# Z6 ` b( H - </li>
1 |; J& R# n: [) N1 l; {& b9 f - </ul>' Z5 D3 H# y7 C- h8 h: T
- </li>2 K0 t( K4 E5 O# Z$ i
- </ul>5 l2 [1 e; V" @: n
- </div>
复制代码对应的CSS代码如下: - .nav-container { L% x0 D) z4 A( Q5 w6 }- e1 @
- background-color: #fff;. s, [) U- X) S, S! W$ t" b v
- border-radius: 4px;
: Q4 O+ p9 T& Y% k) s - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) Q* G+ `2 A2 b3 n - padding: 1em;% D1 m2 P' }. S
- border: 1px solid #eee;
; P" {. L G* P( S' E - display: block;
3 t' }2 A& f/ ~' i! @) w3 v- e - max-width: 400px;$ \, [1 _3 v5 w: S( ^: y7 {: f
- margin: 0 auto;, V- O$ G4 }& {: u: A6 I5 c0 j
- text-align: center;
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- li {
1 f* q8 @' Q9 N, T& R - list-style: none;
! ~) T D: ?# K/ ~7 y; ?8 @ - -webkit-padding-start: 0;
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- text-decoration: none;
2 [( {: R# r$ c! i4 Q- _* [ - color: #ED3E44;
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5 Z b c+ z4 L( R1 w - .nav-item {
7 \ U7 o9 x: U6 ?/ A - padding: 1em;3 B; C& n; {7 J( W
- display: inline;
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- .nav-item-dropdown {2 `% l" o/ l% c) s: y7 F( @+ x
- position: relative;$ R8 \, X6 K9 d8 @, k( l, n
- }3 O+ {/ Z) L5 w. K/ P @
- .nav-item-dropdown:hover > .dropdown-menu {$ V% ~3 e; O" M4 @0 p
- display: block;
' K- K2 r; o6 w: e- U, @. k p - opacity: 1;& r) Q3 p" f2 n w( _4 y* P8 b
- }
) Y9 {& q' M- C6 x4 [. X - .dropdown-trigger {9 b, o- ^% R) o( ~7 b
- position: relative;" m& m; E0 p/ y1 M* f
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- .dropdown-trigger:focus + .dropdown-menu {
% C, m5 ^9 u" ^. f4 z" n, I( _ - display: block;
% ?# } g( y* f( }. z, ^9 Y, V1 w* q - opacity: 1;; z4 g; S0 ^3 z. B. L
- }
9 w, S. l& {7 U* I* M: R+ C - .dropdown-trigger::after {
/ @5 z o, \2 | - content: "›";
4 i3 p4 P# o- N" S - position: absolute;4 X" F( F: l( {
- color: #ED3E44;5 x: b) q x$ J- R) V4 p( X
- font-size: 24px;8 E4 f* N$ r5 I% M3 ] t
- font-weight: bold;; B, ^7 _6 [+ H) J7 Z, z
- -webkit-transform: rotate(90deg);. `# K5 z1 ?# I4 C" D$ a( w
- transform: rotate(90deg);
6 l$ ]" A0 s1 }* I! ^$ ` - top: -5px;
. P2 @# |1 a# b) v% h$ J - right: -15px;
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' v7 M v+ E1 L* S: { - .dropdown-menu {* R7 O$ G* C* D5 e
- background-color: #ED3E44;7 j# o# W8 T9 K( E) B4 w
- display: inline-block;
/ | W9 O$ ]* [+ J3 j1 M - text-align: right;
& E% [6 c6 R' O" @, q' q6 O: ^ - position: absolute;0 q, b6 O( N" ?/ e4 X
- top: 2.5rem;* Q6 E* T7 S! Q: }
- right: -10px;
: Q# }0 [* f, C6 ~: u5 |; O* Q - display: none;
6 f) F% i4 [, l1 \% W1 g - opacity: 0;
; Y) h; n. e% b/ I$ B4 j5 ? - -webkit-transition: opacity 0.5s ease;
7 R9 c9 o0 D | - transition: opacity 0.5s ease;, c+ Z$ h3 m R4 [
- width: 160px;
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- .dropdown-menu a {7 h/ Q5 F7 ]5 u, P5 s
- color: #fff;
M2 v' q0 i. i) j/ j - }
7 Q: J/ \) W- j% y4 Z7 V. A - .dropdown-menu-item {
' V5 J& y& k* d. J' A - cursor: pointer;
+ g) k `: j# D( O1 Q: B - padding: 1em;$ e/ Q0 r" n7 Y: r7 E
- text-align: center;: F/ E5 e5 z P7 t; f) T
- }
/ L* p; ]: h0 F! H4 c - .dropdown-menu-item:hover {. ~; o' A& {" m2 }" i# Z, i& A
- background-color: #eb272d;
) c& ?( v M9 m } - }
复制代码 : l! _4 H+ t; Y" g" n% x
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ B/ y' f" t: Y8 ^ - <!-- Checkbox toggle -->
# j" T- L4 w A ] - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 H, G/ r( k- G7 Y5 X$ r4 c& l1 L
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, r) r/ x3 C0 z6 Z k& {1 x - <!-- Content to toggle from www.mfbuluo.com-->
0 g. t5 g, A3 \6 s8 p7 R3 {7 S# E - <div role="toggle" class="toggle-content">
& S3 a4 @3 g( w" e% J - BA-NA-NA-NA!( Y% l; {1 X9 w) A9 j/ h
- </div>
( l( \+ E _2 n0 U6 K( q - </div>
复制代码CSS代码内容如下: - .toggle {% G: W o/ X2 j
- margin: 0 auto;
: i3 U. X, ?/ v+ Q$ z" ` - max-width: 400px;/ r5 J. c4 `1 }% i+ |
- }, a# T2 U: O" ]' y g! x
- .toggle-label { ]5 P6 W- J7 B b5 O3 r! S# l$ c
- font-size: 16px;
. l' M: y% Z+ D: Y6 A6 B - background: #fff;" i6 f) w$ e: F+ v: G8 [# K$ E
- padding: 1em;, b' \" _3 w) E# {
- cursor: pointer;
! q+ }% z" f0 f5 D) s- e - display: block;3 }9 c9 V' [ Y" U8 w9 Q- Y* Z* \2 U
- margin: 0 auto 1em;
; T( G- u5 s, D1 D R: F/ r' {$ R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ g* j6 }- d v - border-radius: 4px;! d# P, n* I: J" F0 f. O0 P! ~
- }* v% _6 b* a9 \- J1 O
- .toggle-label:after {) A# h3 X B8 |
- color: #ED3E44;8 {2 D' K, _$ O( d" }* X
- content: "+";! ]; n9 k* H1 R. u6 S
- float: right;
. x) S! o( l2 s, W* @! R - font-weight: bold;( M; r2 ~' I8 W8 B% I$ g: h
- }
7 M! }5 {& v8 e+ R" m0 N. Q! j - .toggle-content {
9 D2 ~- u8 X# W$ ]2 V; m - color: #B0B3C2;
( U; u8 \- }# [) y - font-family: monospace;% Y6 w# J* b6 o H b t' g
- font-size: 16px;
8 z% q& }( X* G: y. | - margin-bottom: 1.5em;
2 m% n3 T5 L2 C* D; | - padding: 1em;
) S% L7 i' G: h; k) V - }
& }) K& V! r9 z$ v1 m - .toggle-input {
4 p& o3 V0 W' D7 }# J& ? - display: none;
9 g V! a/ A+ Q3 G9 b - }
% ?4 t T+ _ w& Q - .toggle-input:not(checked) ~ .toggle-content {. @9 C- ~" U+ U( _
- display: none;0 d! | z) ^8 H6 R+ F6 |$ w7 O
- }
3 ^; h' C1 k4 @) d( z - .toggle-input:checked ~ .toggle-content {' s5 N" ?. ~' b6 [, n7 H7 l+ g" [
- display: block;
: a8 }% @9 \3 X5 p" W3 ~: H - }& B0 b7 f* p, g
- .toggle-input:checked ~ .toggle-label:after {
- o- a! x$ B3 _' U - content: "-";
4 t6 T* ?- P3 R) g" p - }
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