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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!">0 ], Z2 l$ w5 B7 o0 b2 {; C
- Label for your tooltip+ t O( q( H. C: X
- </span>
复制代码CSS代码: - .tooltip-toggle {0 I2 o' n8 R% j0 F" x1 R1 u; A' _
- cursor: pointer;
( e* a0 d# ]& C! @: {) D; D* h - position: relative;
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- .tooltip-toggle svg {# {; n6 Q9 L) _1 E) s- \' ^: Z
- height: 18px;. o6 _' _4 ?" z/ |- ?
- width: 18px;) k8 |2 M- l) T7 I d( M5 Q
- padding-right: 0.5rem;
8 N1 B( A9 T" d! z* A: I# e - }
# p C- B! u. I% N( q - .tooltip-toggle::before {1 S; ^7 T+ Q3 |; X" m( M; R
- position: absolute;0 `* X+ t' k, M1 ]
- top: -80px;# ^4 m; h3 ^ [" y4 t' i
- left: -80px;
. {2 H) ^# e, ~4 _, h+ T - background-color: #2B222A;
$ S, O, F! G0 o% U( Q - border-radius: 5px;
/ V: T+ P4 T& M4 H6 T - color: #fff;! c% ~4 {: m8 V* s; ]% ]9 R
- content: attr(data-tooltip);6 D( I8 N/ a6 y
- padding: 1rem;
e) ~1 }" ?3 w- d; k - text-transform: none;6 Y8 C4 ^; p( ~ l+ V7 j7 ^
- -webkit-transition: all 0.5s ease; H# w4 t% P2 Y% |: Y- W$ v
- transition: all 0.5s ease;
' q# e3 B/ @( n- z0 E - width: 160px;; J7 q1 r$ v! q: F) f9 \
- }
6 O+ r+ a% ]' i( d' M5 S5 C* \ - .tooltip-toggle::after {& ?$ r& O/ F5 z3 c
- position: absolute;
4 X7 g B3 P/ |# C+ d - top: -12px;
7 A. B! q9 W6 e8 i, L, t - left: 9px;4 W2 H& c% r5 g3 Q: z
- border-left: 5px solid transparent;
1 k3 f5 A- r1 L# Z - border-right: 5px solid transparent;" R" i# I( [) x- a- J9 ]
- border-top: 5px solid #2B222A;
5 ~0 d3 O( ]9 w* U1 m - content: " ";
/ Q4 r( H5 f* |$ m h3 P - font-size: 0;" i2 f! j& x/ R% P
- line-height: 0;
. F8 t! B) I' d' N) | - margin-left: -5px;8 e8 |8 \/ U3 T3 Y8 m$ K
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {+ ~ J3 i% B, g( z- Z! @' b. {
- color: #efefef;
/ P7 x* a3 x4 ^* _; } - font-family: monospace;
9 W S( l$ f8 s3 _1 l; C& r+ F0 A - font-size: 16px;$ g& ?2 c+ v+ K: u$ ?% d
- opacity: 0;) i' I: k+ a" H& ]
- pointer-events: none;
: O I& i4 M% Q8 m% g - text-align: center;
1 M; t% |1 z/ \' I8 N" I - }
" M3 g7 X5 \: F# A& d0 q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 N+ m( `1 Y0 Y5 } - opacity: 1;
4 C& z- h6 |* f* `7 y5 a9 d - -webkit-transition: all 0.75s ease;
3 ~/ t- u% W% {9 y - transition: all 0.75s ease;- c% g3 \ Y8 m1 [
- }
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">
! ~* y! d( R9 ~3 B - <ul class="nav-items">1 K F0 d, O. \3 c5 Y1 y6 b
- <!-- Navigation -->9 J: ]; U7 |1 |. I, v6 b
- <li class="nav-item"><a href="#">Home</a></li>8 C! T; o5 w. y* n7 \
- <li class="nav-item"><a href="#">About</a></li>
. c4 w8 ~; X7 y* @ - <li class="nav-item"><a href="#">Contact</a></li>% K# ~, e, m i$ T& |) ]' J
- <!-- Dropdown menu -->
L: {: Z2 X4 R) Z - <li class="nav-item nav-item-dropdown">
( l& J; @. y5 Q" w: \) J - <a class="dropdown-trigger" href="#">Settings</a>3 `3 T @8 E, t0 B1 w
- <ul class="dropdown-menu">4 \2 w* h7 c# H$ o) f
- <li class="dropdown-menu-item">
$ k5 c4 F0 o& z! p+ M+ i - <a href="#">Dropdown Item 1</a>+ C2 w |$ s0 U, P' \+ H
- </li>
- }. [9 e8 ^5 S V1 v( v# [" F' N - <li class="dropdown-menu-item">
8 D# ^0 x6 k n- D- P - <a href="#">Dropdown Item 2</a>
% }1 O* D% s5 B - </li>
: V% j% {2 }0 u$ |7 N. R - <li class="dropdown-menu-item">
2 H& q% W* b9 x+ } {( ^/ j8 x - <a href="#">Dropdown Item 3</a>/ h3 _* G R: E* L) [; l" X
- </li>
( I' O9 j% H+ r- ]( X: M" B - </ul>
4 _$ V! g, \5 Q6 |- o* t. d - </li>
& Q7 @, p' ^! J6 [, o- p( r - </ul>4 b; p- l4 s+ C
- </div>
复制代码对应的CSS代码如下: - .nav-container {) ]/ j! |0 P- i! H5 d- {
- background-color: #fff;
- w/ W4 M" Y0 m$ K0 ?' P8 Y; o6 O - border-radius: 4px;( R9 d! N I) @0 s" h
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 @& ^" b6 _1 y; }' T* p
- padding: 1em;
8 W5 s/ S+ S/ Y' U - border: 1px solid #eee;
/ D2 r, ]& I4 K6 n- _" b - display: block;3 M% z6 K, ~" l( }
- max-width: 400px;
0 L* ~# ? {6 E @6 Y: M0 d- f - margin: 0 auto;
7 |3 k& E2 Y9 K* {* z - text-align: center;0 k, q4 ^4 `- J! V1 o
- }
, }* I [0 v* e7 r. ` - ul,
8 `* B1 p. |3 d' g' x" E' R - li {# N6 Y* R" |! g
- list-style: none;
+ h1 Q& {- G5 |, D+ P! {, \* L - -webkit-padding-start: 0;
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- text-decoration: none;
" b* p) A! J1 \1 k - color: #ED3E44;/ b! p# z. I! V$ i9 j- v% ^
- } U- {- M* i$ k( \, v: p, I$ G
- .nav-item {6 ^' @, p2 \8 L' N: O. ^, A
- padding: 1em;6 Y# Y* `4 `( t. B! u/ I
- display: inline;0 E: E3 d# ^6 A. @8 e! h
- }
) z, _8 M. B, j" ^7 `, I) B - .nav-item-dropdown {* a8 E4 }. a& A: j+ u) y; n
- position: relative;; |. M" C/ Y- l
- }, U/ }6 Q9 E; [) u" J
- .nav-item-dropdown:hover > .dropdown-menu {
8 _ m1 h8 b: a0 E; B" Y/ z$ i - display: block;
& H @% F9 g; f% E% a - opacity: 1;
/ d; G. K8 u9 D! o; p, u# R) m - }
: |0 W8 ]0 p3 D Z6 B9 d - .dropdown-trigger {1 R1 y2 X, _3 n# ]: l3 U z
- position: relative;4 }0 O' L% w/ t! d
- }
8 x) H: ?: E% G5 N - .dropdown-trigger:focus + .dropdown-menu {( Q" n5 F2 x+ ]; s; H. c
- display: block;
, Y6 x! Z2 Z3 ?* G0 g/ l9 ] - opacity: 1;
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- .dropdown-trigger::after {
' o4 i* q: I8 [* l! H/ ^9 g$ \ - content: "›";
; ^) t0 `( q4 V8 K1 b' ^ - position: absolute;
' V0 |+ ^$ {9 [8 v - color: #ED3E44;
: ], q& n- i/ G: i0 _6 g - font-size: 24px;2 [0 E! P) q& z
- font-weight: bold;6 _8 K+ I8 K/ D3 M8 ~( Y
- -webkit-transform: rotate(90deg);
: l5 H* Q) n5 s9 Q: h! W - transform: rotate(90deg);
; }7 t* q3 i, l U, L - top: -5px;
1 }7 u$ n# m: y - right: -15px;
6 ]0 r# A5 o( | - }1 t/ `8 S3 Q6 T0 e8 u
- .dropdown-menu {
* ~' a; q8 V- @! t% k( j - background-color: #ED3E44;
1 C. c3 k' {$ J( M* F- N% U* C - display: inline-block; }! F0 M5 }) F0 U# i
- text-align: right;- K% s! q- j) v! @+ r! F
- position: absolute;
* R3 F! f& G. X" o- a" S: ` - top: 2.5rem;
, L% ]4 t' l* { - right: -10px;( P" Q% P2 V6 o
- display: none;
. y1 `7 X( s. T- K8 L4 T0 G - opacity: 0;
# [# j1 F8 b0 o, r/ { - -webkit-transition: opacity 0.5s ease;
4 i9 i7 r) g5 {$ e- S5 d" b - transition: opacity 0.5s ease;: @# T& L' b, I, q6 o& A
- width: 160px;
! ?' T$ s M1 e% m - }
9 ~* P- V5 B# k9 B - .dropdown-menu a {
0 y" A. c6 q0 X - color: #fff;
9 f3 Q$ [. u1 K: s* ~4 p# d! U - }; @+ W5 Y& ^# H6 W; v! R7 V% b d
- .dropdown-menu-item {$ w( ?1 Y- i2 A1 N1 D X# `
- cursor: pointer;0 t/ K4 J) c, d# W% N. e# W
- padding: 1em;
* h6 e# K E2 r- i9 i5 b8 B - text-align: center;
# j- L5 P. t- v/ ? - }* i) g' X7 B, N# ^
- .dropdown-menu-item:hover {2 G5 |: R V2 X9 p" t# }$ `# J7 p4 ]
- background-color: #eb272d;$ }& o. |8 |! i- s7 ~3 o1 S
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
@ I3 s8 d$ ] - <!-- Checkbox toggle -->
5 V, J1 A3 r2 T - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% Z; T8 d% C: p6 k2 P' F, X. V - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> p% y w. M. t+ M
- <!-- Content to toggle from www.mfbuluo.com-->
5 d* i+ y; G9 H) a% h" b/ A - <div role="toggle" class="toggle-content">4 ~, W; U& m2 V' c
- BA-NA-NA-NA!
$ G: U- E4 w% a% n' ]4 g - </div>. W9 G0 o7 c+ O
- </div>
复制代码CSS代码内容如下: - .toggle {
3 x/ E+ T* b7 L: H6 o) w. Z! @5 w - margin: 0 auto;
9 _, _ g7 }5 t$ z* L - max-width: 400px;" b# L5 o U0 E, i
- }
f t0 q4 y8 V) Q) }& n, M - .toggle-label {
5 r8 m3 S2 f& A$ J - font-size: 16px;& G& U. M* m r! e" G$ f$ I
- background: #fff;
8 i `5 [7 ]5 F5 C x$ { - padding: 1em;
7 A q0 A, Z! A( P* M; B3 x - cursor: pointer;9 d9 ]) X2 V) v w& k8 ~
- display: block;
% D8 b( _2 d8 K6 a; P - margin: 0 auto 1em;
, x# P1 X8 G4 h" P) J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ C6 n. ]) Q0 f7 l
- border-radius: 4px;
* a( _( y9 h4 ]: r( V+ O3 T+ L" W2 Q - }7 V5 {+ E* W: r& D) \
- .toggle-label:after {8 q o$ f3 e/ s* o. l9 M+ O
- color: #ED3E44;
6 e0 M9 T8 j- \! L - content: "+";7 d- C2 }/ F L. ?
- float: right;
9 ^# ]6 r1 ?2 d7 k9 Y - font-weight: bold;
* @+ ?8 C, W. ~$ q& M: X$ ^+ | - }" v9 d8 M% r2 ] t. S' L8 K5 B
- .toggle-content {
9 X3 t0 q8 A, ?$ h' {1 }' J - color: #B0B3C2;( q. ~ d# W1 P7 q0 ~- C2 I" K
- font-family: monospace;, `1 \9 \8 r) ]7 |6 U
- font-size: 16px;
; K& j7 o, h9 L* V - margin-bottom: 1.5em; E- H9 l9 _; t
- padding: 1em;
; z! L6 R9 {" h2 |6 u, ?9 z# \ - }, |$ x' A$ z9 n9 l- K9 I& S) w& Y
- .toggle-input {
$ u( W# q2 w$ A$ y1 H! N - display: none;
* i0 [- P) i( c - }
$ U- G0 t& x1 g$ o/ R' H; L - .toggle-input:not(checked) ~ .toggle-content {$ \+ B4 S6 o3 r7 K
- display: none; [( n; ? v3 O5 n7 ?: w
- }- @1 P ^& @4 J
- .toggle-input:checked ~ .toggle-content {' l; `" E$ k h% V: L
- display: block;1 b1 E4 Y6 p% y5 H' U) _, j
- }" ]8 ]) _6 [3 l, ^+ E
- .toggle-input:checked ~ .toggle-label:after {
: n- S) t. M7 k! q! p! ^ - content: "-"; A- n! a: h2 g
- }
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