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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!">, V, K1 w4 F0 E/ X
- Label for your tooltip
W5 n- s" x5 E7 b2 j6 V2 b - </span>
复制代码CSS代码: - .tooltip-toggle {" d5 \5 f* K) ?! }$ q q& I
- cursor: pointer;
. g- C" C: O% h' `! Z - position: relative;
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- .tooltip-toggle svg {- D, k, V5 f1 G5 X% {) [
- height: 18px;6 f- O: _' z, b; G$ `& i
- width: 18px;
6 r+ a, l1 y- L6 O8 k0 u. y8 M5 J - padding-right: 0.5rem;
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- .tooltip-toggle::before {
- e$ F/ d8 u# i+ a" T/ b C/ d - position: absolute;: K* J; {4 T% B/ ]
- top: -80px;& y0 p6 b+ c" n) V: |# G$ M
- left: -80px;7 ~! i0 Q. I/ g+ u2 K
- background-color: #2B222A;
3 Q8 J, q! ], c, o2 I - border-radius: 5px;
- Q; C/ |- u1 ] b# J @; D - color: #fff;. I2 \* y5 D' f9 N6 \: J2 T
- content: attr(data-tooltip);
L4 j0 }% O5 c; a, j: R - padding: 1rem;, ]; h* L$ x+ V |
- text-transform: none;5 v) h+ Q# p1 D" D/ F+ U
- -webkit-transition: all 0.5s ease;
) |* p" b' w! ~& c: {1 | - transition: all 0.5s ease;, Q+ K5 @3 b- ~+ D5 F. ]
- width: 160px;" } n, r: [! T6 Q5 V% R8 R
- }
( G% k, x o! |& V - .tooltip-toggle::after {
8 C/ S) [( i& h" _ - position: absolute;, \% K2 l, S# `. w& j
- top: -12px;4 |6 o4 m: d% z. Y0 n. A
- left: 9px;5 m* @2 @1 w1 f4 t/ L
- border-left: 5px solid transparent;
: P( | S# _) Q# @5 \) @" g) a0 ^$ e1 c - border-right: 5px solid transparent;
2 b& \ z' u* ]; _5 C& {& x& w - border-top: 5px solid #2B222A;
/ N+ c2 Q2 k4 o+ f1 Z - content: " ";
% {4 K. y) S% l* P' u( U/ H$ ~) F2 r - font-size: 0;" s2 l, M$ W4 K: K
- line-height: 0;
$ Q& y4 j# I( M/ q - margin-left: -5px;2 X& u" Y" o i, W
- width: 0;% e; F$ _: E* |/ h
- }
8 v: \( I2 P( { - .tooltip-toggle::before, .tooltip-toggle::after {( d) T$ R1 Y. ~9 t6 g f. c
- color: #efefef;8 Q+ H# L5 i2 q0 R$ h
- font-family: monospace;( `3 W& H+ n; Q3 m0 U# v' w
- font-size: 16px;( p5 Q, q q* L6 [$ o
- opacity: 0;
5 x3 \9 A9 r; G* C( A% W: x0 T - pointer-events: none;, s# k7 X" P9 p" k! F$ g
- text-align: center;$ ^ W7 {' e9 ?7 a
- }
+ ~/ R# E7 Q1 q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& R1 x I6 `2 S+ S2 m" w; o, D - opacity: 1;1 K! }+ n' z* A* s( `1 _
- -webkit-transition: all 0.75s ease;
& Y" \( R- I- ~* g+ D! h - transition: all 0.75s ease;9 }5 C6 c1 x n/ e1 ^/ N- Q0 U
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
! t$ ?& A- ]+ L9 d8 g - <ul class="nav-items">
0 n, Q, O" f- N5 T - <!-- Navigation -->5 o, l, f; e H! ] i4 B
- <li class="nav-item"><a href="#">Home</a></li>3 Y% C- U, S& B: K* g, s2 ]
- <li class="nav-item"><a href="#">About</a></li>. O- `6 ^" M. s! v% z- i0 z
- <li class="nav-item"><a href="#">Contact</a></li>
* x0 Q; W1 s& p) r4 \+ d - <!-- Dropdown menu -->3 }% @, [6 Z# f% W0 Z7 H5 A
- <li class="nav-item nav-item-dropdown">
; b% y: E. p7 C1 B* L5 r w- \ - <a class="dropdown-trigger" href="#">Settings</a>8 M3 v* h8 z7 _6 Z& x" W
- <ul class="dropdown-menu">
3 d4 k( {" M* `- G/ q - <li class="dropdown-menu-item">' t4 y: Z! |; ~
- <a href="#">Dropdown Item 1</a>
/ O- K; ]4 }' F - </li>
( H" ~3 o1 K/ E5 R - <li class="dropdown-menu-item">
/ e- S0 c& j2 x6 l" X b: K9 V, y2 W - <a href="#">Dropdown Item 2</a>+ G1 b2 A$ S+ ^$ k- b
- </li>
0 l& t% C/ r. @% p" q9 n. T - <li class="dropdown-menu-item">& E: N& |* X. G d% B" B, J" J
- <a href="#">Dropdown Item 3</a>; _; X5 x6 }0 d, C
- </li>
( l9 S) z$ \4 ] - </ul>( T3 N1 P( \/ O5 U
- </li>: R6 W; [; ~. E# j* e5 h
- </ul>: B3 g! D* \8 E$ R0 M
- </div>
复制代码对应的CSS代码如下: - .nav-container {: J; ^; v0 @. s K! ^ i% z
- background-color: #fff;7 T6 p: x1 C% W. }
- border-radius: 4px;- s+ e) E/ |" r: E% H3 f
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. [# I2 }; y5 _* r# Y! W H - padding: 1em;1 K# h+ Y9 Y2 x8 D+ h, d
- border: 1px solid #eee;2 Z8 x ?4 X+ g- \" A2 \: h2 r
- display: block;
6 C S5 R% A0 r$ l8 C$ o: b - max-width: 400px;
i% r. x( M; v) [ l9 d2 w5 Z' o - margin: 0 auto;
. \) A" D7 l! `7 e4 f3 P - text-align: center;8 V2 C) K) Q5 x0 p% P& h& `
- }/ l& C1 H, t& O0 e( x2 [& W
- ul,
8 X+ _. J. |8 ~8 ]' `6 ]: d - li {
/ q4 M: s* K E4 c2 k5 ]" e1 h - list-style: none;
! V" c3 ?; e; I- L0 T5 b - -webkit-padding-start: 0;
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- text-decoration: none;+ c' H3 o% s" W+ r" P, a
- color: #ED3E44;; @4 i' i9 q/ ~3 x1 o
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- .nav-item {5 x( l: q, i1 F m, V
- padding: 1em;4 N% x+ _. `* b, M5 x. A$ {% M3 K; c
- display: inline;
, [- i6 ] j/ K3 I* R+ w) B) G - }
: f; D9 L" ^* o# Y$ ]* g - .nav-item-dropdown {3 Z- W1 I& x/ P! h( m
- position: relative;
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; `5 U" W& h9 W% X# U- q: R" F - .nav-item-dropdown:hover > .dropdown-menu {- ?; w9 k# D! Q+ e
- display: block;( Z3 c9 L5 D. N' q3 B& z t
- opacity: 1;3 I8 P0 s/ o( ]+ I, V
- }
5 A! G$ u2 t3 |' [9 k- n% ]) G - .dropdown-trigger {' A3 @* p. F2 d) j- V* t$ [
- position: relative;
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S( s- O, g: ^5 |! V7 F" R - .dropdown-trigger:focus + .dropdown-menu {5 V* C8 O l4 O
- display: block;
6 N) L/ i& S! F% z/ J - opacity: 1;* P. L6 f6 @: W( N. o1 k0 W
- }2 x5 g A2 g& m: [* C# o
- .dropdown-trigger::after {" K. I2 T* j- G0 A2 z: _$ A
- content: "›";; \$ [& a2 r5 D' e. S4 j( }
- position: absolute;
/ y9 ]! r2 t! M* J; a - color: #ED3E44;# @/ f7 V. Z+ s# l0 F
- font-size: 24px;/ n0 c8 I8 h/ @7 Q# M4 N' f' A
- font-weight: bold;& X$ d( Q( r" C; N3 u& b6 C
- -webkit-transform: rotate(90deg);
2 U7 J- B, P( A$ M! _! w2 b - transform: rotate(90deg);
9 y' `/ a# X% f; T: K, P - top: -5px;
6 m. W$ `- {1 ]; p% p% U9 U2 i - right: -15px;
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- .dropdown-menu {- _" b) I3 p; p- W
- background-color: #ED3E44;6 p% _) i7 n; O
- display: inline-block;
4 a% J3 ?0 }0 C: l1 ` - text-align: right;1 c" Z! \5 b+ [( j8 M- K
- position: absolute;* b k+ z8 W R3 C
- top: 2.5rem;( D1 I5 o0 G& Z; c
- right: -10px;" `$ X# T- w0 w$ R0 t
- display: none;
# S- A( @: ^; u- u, b% q - opacity: 0;
. j: \: D2 b) j6 ]; U, o) Q - -webkit-transition: opacity 0.5s ease;
' U! C* m, c& E; k! I) q5 J6 ~4 j/ o- M - transition: opacity 0.5s ease;" s/ }! I, P/ \
- width: 160px;
* A. M% y7 L: A3 S& J8 O6 u - }& v3 [+ a: j* y+ B! G9 x4 i
- .dropdown-menu a {
4 k8 { }9 U7 X$ l/ V2 K, W - color: #fff;
5 |" [4 {% }( p/ f; u, u - }
$ j" t0 `* D1 T. p; I. O - .dropdown-menu-item {
G$ P4 }% ]4 f' Q- a) A - cursor: pointer;: N5 l# X8 i* N- M% }
- padding: 1em;
8 F' p! d) ]& S - text-align: center;; |; K/ e$ {8 ?
- }
* l7 `* I( ?) b0 e - .dropdown-menu-item:hover {
I! h5 [+ F% u: y0 l - background-color: #eb272d;
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复制代码 " w: Q8 \6 ^) L* z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( s# Y. E) c! j: Q4 T- E
- <!-- Checkbox toggle -->
% X0 i9 P4 i3 q' {( d( A - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 ]0 S$ o0 S4 e* |) I( J( j
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; A) ~# ]% J7 s0 c2 |, N3 \
- <!-- Content to toggle from www.mfbuluo.com-->
: a2 V" T& M5 H" J9 O& M* R - <div role="toggle" class="toggle-content">
5 R4 H' }: a1 R2 w) X - BA-NA-NA-NA!
0 `4 Q! o7 U3 W) V - </div>7 V) c1 q( b* `
- </div>
复制代码CSS代码内容如下: - .toggle {. A. E/ i: n6 V; I d% ^( X
- margin: 0 auto;7 E0 e$ Q5 i8 B1 T2 v. R
- max-width: 400px;$ |: F* T7 C% @/ I
- }) x! |6 }+ `0 i6 q1 f/ m8 d6 s4 M
- .toggle-label {% ~" n) d3 A4 d. S2 @# c8 e9 P' q
- font-size: 16px;
/ W d' Z. J: h1 | - background: #fff;
# @! r6 ^/ Z" O4 g0 I - padding: 1em;
) K4 r1 ?; q1 |: J2 ~) ` L; w - cursor: pointer;
8 x2 W: P/ _5 ?7 G4 B8 r4 g3 Q% N, R - display: block;& Q8 i/ ?7 y0 h
- margin: 0 auto 1em;1 A6 {/ B; K9 [+ R: I) d3 r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% i; W# ?0 f1 s8 [; { - border-radius: 4px;
6 X3 n* w4 ~* M$ ]8 b* ?' E - }
6 t e* M' k: [! L/ L, W/ r6 Z$ f - .toggle-label:after {
% P$ `% d- p. Q+ p - color: #ED3E44;& H; O ]; ?! b% c+ o) v
- content: "+";! \4 Y, ]0 Q* O( f% g& S+ z
- float: right;
: W6 Y# r. i7 h0 F0 l# A8 ]4 [ - font-weight: bold;
0 L5 k* X7 m! C - }+ L# s% ?8 [! w/ ?( b7 ^+ K
- .toggle-content {
* g% z# r7 \0 s6 ~/ ^ - color: #B0B3C2;3 ?7 Q7 m5 b& `$ f& {' `6 {, K
- font-family: monospace;0 r! S8 C! m1 F9 T3 n( G
- font-size: 16px;8 V$ J) y5 i) r9 g) A0 F$ X3 s
- margin-bottom: 1.5em;6 G ?3 b' p$ G
- padding: 1em;
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- .toggle-input {
% _; }0 o4 u# J! o - display: none;
* f }2 ?; k, T8 I - }2 W4 @7 X% j1 K
- .toggle-input:not(checked) ~ .toggle-content {
H( B0 }( W2 \: j0 L - display: none;5 c6 d7 y B [8 L$ n8 v$ X
- }
8 l/ E* e3 C9 x - .toggle-input:checked ~ .toggle-content {
6 p/ n/ }- q9 Z4 i% k& c - display: block;7 R/ F8 Q6 h/ B5 C. b4 P# f
- }( |3 \3 ?9 z# [+ F( `9 X
- .toggle-input:checked ~ .toggle-label:after {
+ ?% D% {+ O/ {7 X D% T% [; s/ O - content: "-";
/ A; I/ F: \ ?; p) c2 t - }
复制代码 2 y l9 R7 z$ P: H
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