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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!"> R) ^# W4 L; z7 B9 y
- Label for your tooltip5 [" h4 v" K+ z4 A1 W
- </span>
复制代码CSS代码: - .tooltip-toggle {5 x1 ?! x- M5 g( Y4 B$ B- Q
- cursor: pointer;
% O' `7 {, C# `% A$ A- ~% K - position: relative;
/ ?, l6 Q# }8 Y; o) Q z - }
1 f* f! ^: s s - .tooltip-toggle svg {/ Y( P9 F7 T" W+ a
- height: 18px;
* z: a. \* x: S5 J7 f" k8 x0 j7 _' X) N' ` - width: 18px;
2 G3 w$ K+ O3 z9 @% w0 ^5 D - padding-right: 0.5rem;
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- .tooltip-toggle::before {
/ _- [- K; j5 b - position: absolute;9 y$ U# [. Z' X+ R
- top: -80px;
: k% n @' C9 B; D. h2 [$ M( @ - left: -80px;
9 R) E6 N: L! P/ @ - background-color: #2B222A;
8 s- `/ U9 P* Q9 B6 w4 w' O - border-radius: 5px;1 G$ L# F7 ]. \: `& ^# e0 [
- color: #fff;' N, W0 e5 H+ E! P. I, K8 X7 |
- content: attr(data-tooltip);
. _. b9 v3 v& }1 L1 h3 {5 [$ H/ m - padding: 1rem;
3 ~8 L; u, \% {9 ?( @# l4 f7 Z - text-transform: none;( ?9 W+ B' D3 m5 K
- -webkit-transition: all 0.5s ease;& g7 u) X# N& X5 Q4 a# J
- transition: all 0.5s ease;3 X2 V6 S7 V5 X+ T& G& H
- width: 160px;% r3 m; Z/ z8 w8 k$ S
- }, C; A. f* v2 c# e) ~7 P
- .tooltip-toggle::after {6 P2 s: }( r, d8 A
- position: absolute;7 q3 N2 b2 ]) L& S- Y- P0 G1 I
- top: -12px;
5 j8 ^' V2 X( n: A$ P - left: 9px;6 U# Q! ?. w4 h0 G) n3 k
- border-left: 5px solid transparent;
$ V( f0 w; l d8 Z# x4 J4 W - border-right: 5px solid transparent;
! G* m$ d6 t; ~4 l7 ? - border-top: 5px solid #2B222A;
6 p: w6 G! D) Q - content: " ";' [+ o# T* x9 l- H
- font-size: 0;
! X' p, c( f E5 o: D) M- r* O - line-height: 0;1 j1 L; t, W, X* w- u' {
- margin-left: -5px;: K# i$ G5 K# g9 l
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
2 e8 d7 u s* M& B! c1 I& P% c - color: #efefef;
5 ~( S, A' q/ t1 S - font-family: monospace;& P8 L# c! F; A5 P. n& j
- font-size: 16px;3 ?- }# P* q0 C( I5 A
- opacity: 0;6 T4 l! }) f5 S+ n/ j- ^, O
- pointer-events: none;
8 I. n+ o# k2 n( o) E; n1 ~ - text-align: center;- J) l4 } S. i" ^. o
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% F0 u5 }+ c! k3 | - opacity: 1;( ~% @' E- u$ M
- -webkit-transition: all 0.75s ease;
& k8 n2 P9 g1 Z/ z% A+ C - transition: all 0.75s ease;7 W1 m+ M" D' q$ k4 t
- }
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">; D* c; [- X3 Y) B- a' h; s
- <ul class="nav-items">3 @* i8 i* G7 ?, |& ~% C x5 Q
- <!-- Navigation -->
* F1 n7 l6 t! V0 \* x - <li class="nav-item"><a href="#">Home</a></li>
5 U8 K N8 R6 Z - <li class="nav-item"><a href="#">About</a></li>
7 X9 z$ h, S# u. e6 x - <li class="nav-item"><a href="#">Contact</a></li>
7 w8 u/ ~+ V! Q! T' G' R - <!-- Dropdown menu -->
: K5 V! q5 f& e# W F( P# S3 i - <li class="nav-item nav-item-dropdown">% R: g- G' K4 ?3 n
- <a class="dropdown-trigger" href="#">Settings</a>
) @( n% z/ |7 ~ - <ul class="dropdown-menu">/ J- K: J, B; ~4 F
- <li class="dropdown-menu-item">: Z F7 ]7 m+ ^8 m
- <a href="#">Dropdown Item 1</a>+ ?, N( j0 g7 ?. C/ _
- </li>& E7 h$ }' M. Q2 {3 z
- <li class="dropdown-menu-item">
( [& Q! q* }7 E! k% q: m - <a href="#">Dropdown Item 2</a>( g2 \7 t: B3 p0 B
- </li>+ e t& g' r* i: H9 u, p* o. Z
- <li class="dropdown-menu-item">
& i) ?6 C4 a, A# ^ - <a href="#">Dropdown Item 3</a>/ {" P6 c6 E1 x* H$ Y1 ]
- </li>
# Z! R2 `3 c3 S( @: o& e - </ul>
# n1 l1 i1 B9 M: ] - </li>
' I6 [( o. }2 m* L _ - </ul>
8 f& w1 d1 D% ]9 l5 J - </div>
复制代码对应的CSS代码如下: - .nav-container {
+ a6 l; G2 a) Z/ r - background-color: #fff;
0 ~5 i" h( E1 P# q2 c, n - border-radius: 4px;
& V X- X' W1 l$ ^; {9 W2 B& Z% w - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 t0 I [/ ?' g% x( H$ o - padding: 1em;
+ ^) ? q& Z# h. V! L - border: 1px solid #eee;# }4 U* J4 B9 s% C! u* M
- display: block;
7 J% x: P( P3 h+ [ p - max-width: 400px;) l5 Z6 R4 M0 S$ ^
- margin: 0 auto;7 D/ g2 w0 Q# |" F3 Q8 T9 Z
- text-align: center;, w. r5 Q1 a9 Z5 L1 I" G" }
- }
4 U, U. H2 S5 p/ ^ - ul,
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- list-style: none;; i- u7 E+ d) J" t+ s
- -webkit-padding-start: 0;% v" U/ v5 R& q8 d
- }
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- text-decoration: none;6 E+ h0 l$ s7 e3 _' _( p" h5 E* t
- color: #ED3E44;/ @8 T6 s& w: C/ o7 f
- }
- M8 G+ _. E: a7 y4 o- k - .nav-item {
; W2 [' [" n! h; Q; U - padding: 1em;, G& D! G8 p# c9 k3 v
- display: inline;/ ^: z0 Z6 ~& k9 i
- }
! A; e# Q6 Y/ p& p, B/ O3 R6 ~) I - .nav-item-dropdown {
: a# P; ]# n* l0 N% g$ j3 Y - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {2 \0 F! e% @* I' ^
- display: block;9 W% Y9 H8 h& H9 s0 S! J3 |' J
- opacity: 1;9 g; f+ }1 h# F, z
- }
/ r" U6 K/ a% k - .dropdown-trigger {
' K) f* N) i" L* }0 W+ j - position: relative;
$ W3 {( P; n% g( B0 S - }
! C7 k0 \% M: {( [- B. @2 k' R J - .dropdown-trigger:focus + .dropdown-menu {
& ~. |: `; s. s - display: block;/ f, [: F( ^- q _
- opacity: 1;3 g4 a" v* {) v7 H
- }9 e6 u% C& }! q9 s X& g: g5 J
- .dropdown-trigger::after {& h" Y0 Q; E) C2 n" E$ e
- content: "›";% S) x2 T2 i/ B: t
- position: absolute;- X! Y6 I0 N$ x8 G' k
- color: #ED3E44;
5 i2 }* N! z& ~. i; s/ } - font-size: 24px;' }5 L: H' }5 P' T
- font-weight: bold;7 {" g3 w, @( X* E$ b/ t
- -webkit-transform: rotate(90deg);2 ^' ]% M3 L' W" k4 R
- transform: rotate(90deg);8 t) j' t1 v( u" T
- top: -5px;
; t4 l$ D( h( G; C1 z8 e - right: -15px;
/ C4 ~& u- u/ b+ }) i# m - }
* y( B0 k5 W. Y - .dropdown-menu {
- m8 c* l! P4 N2 k - background-color: #ED3E44;
" x, J. t! P( M) I) t4 R - display: inline-block;: J! @$ s- K. y, r7 Z M: ^9 `
- text-align: right;
5 R. n0 W; y: N9 @ - position: absolute;" K/ g2 \+ P5 J' R* P
- top: 2.5rem;
. [6 |0 x8 U' j, C - right: -10px;
, ?0 q, f, D1 Z8 v4 G& h! L - display: none;
& Q7 J+ C, z4 u) G( S7 ]/ e - opacity: 0;
5 d! m0 a; g4 g/ J - -webkit-transition: opacity 0.5s ease;
# f& h% ]5 v) R( l - transition: opacity 0.5s ease;" `% F: r( D" j9 i
- width: 160px;5 @ w5 ?! O6 X
- }, | r) H; o6 p0 i( R# |) l
- .dropdown-menu a {
/ B2 b P; c% \! l - color: #fff;
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- .dropdown-menu-item {
y% ~) D/ T' a/ F, | - cursor: pointer;
! M) h0 s0 {! u j( n& f - padding: 1em;
9 l( w5 z8 F0 E6 Y. K3 P% j - text-align: center;5 h3 E g! } b1 t a
- }2 `/ Z* M( w4 X6 o$ B
- .dropdown-menu-item:hover {
. |% l4 ~% K8 `0 k+ K$ v& B8 l9 b - background-color: #eb272d;
+ M4 n! R% u% I( |$ n - }
复制代码
& a! I! }: b0 r6 c; j+ h/ N可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ a* j, u1 u. X4 E: v - <!-- Checkbox toggle -->
" c( m# s" q: Q g6 d" f; x: E/ x - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 k* w4 U3 Q+ v
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
r3 D7 h) X( T7 K% ?* G - <!-- Content to toggle from www.mfbuluo.com-->
9 l9 u: U9 F3 o; I4 } x/ s3 H - <div role="toggle" class="toggle-content">
' `5 z8 @) w' |& I% F9 i; O! F - BA-NA-NA-NA!8 U. x6 Y" h) x9 u( z( T" d
- </div>
; O9 P8 U1 k$ N6 g - </div>
复制代码CSS代码内容如下: - .toggle {5 ^2 r- C4 q q
- margin: 0 auto;
) S' S) }0 t5 |6 g# A8 Y* W8 q& J - max-width: 400px;
2 H' c) ?2 D' P. C4 B# l - }! ~$ O8 k# f1 V0 C* u3 c* T
- .toggle-label {
1 ]* T$ r' i) q* b! g7 u - font-size: 16px;
% N7 G1 F+ q- Y. d; W+ S - background: #fff;7 I1 w4 ^, a* d: W1 Z( p
- padding: 1em;0 C1 ?3 \% I( k! s' a7 k6 }2 x
- cursor: pointer;( O; [+ x1 T6 B: l7 r, m
- display: block;
3 W! x; H( P* c2 G9 J+ X& O% ^/ t - margin: 0 auto 1em;1 [; l }8 t( X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( P3 X0 S1 d% C5 T. U
- border-radius: 4px;- O3 Q: w' t0 X7 ^
- }# K% t) `6 w( w) R* X, u% J
- .toggle-label:after {
5 J0 p1 X" Q/ C - color: #ED3E44;
# C8 E3 ~6 |& | - content: "+";
. } u# o1 m* N. V+ z3 r - float: right;3 n( o% z1 y! e' ~, x1 Y3 p) s
- font-weight: bold;; N" M* L5 A4 q
- }' h/ [% |/ z* g! M/ D0 m. ^3 s( C
- .toggle-content {
' a1 o3 d- g6 B: M6 X- @, Z - color: #B0B3C2;4 ?& I$ ?4 i8 W+ F4 O7 A. y
- font-family: monospace;2 T- t. N/ }0 M" e3 Y5 | @
- font-size: 16px;
1 ^7 q) K* y! g! n/ ~ - margin-bottom: 1.5em;" g' }& F" m, k7 V1 I
- padding: 1em;0 Z9 ~4 T _2 Z
- }9 h1 k) d7 G2 e9 x1 o
- .toggle-input {
9 K# n9 o, j2 \ P - display: none;
5 C2 X& O7 m0 A- ^4 D( [" G! l' o - }
# e/ s% e, w: K6 W( T - .toggle-input:not(checked) ~ .toggle-content {3 P$ W1 `4 n1 x4 c$ {4 Z
- display: none; x# B: E3 T. D6 @
- }
# K* s9 t2 `4 j# n# a$ c - .toggle-input:checked ~ .toggle-content {
% `: N+ I6 {- E3 n' _- G - display: block;5 _9 I& T( G; c: ~4 j
- }
4 b9 [, b* S! f+ v - .toggle-input:checked ~ .toggle-label:after {( \; K4 l8 D8 w* Z! X6 K/ a, a
- content: "-";
( M) o: j# j$ Y* l - }
复制代码
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