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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!">- {% c/ `4 m5 w* |, t8 Q" @
- Label for your tooltip
* l- ?$ H" M5 o6 t% f& s - </span>
复制代码CSS代码: - .tooltip-toggle {% L0 n# r% p' c$ ^
- cursor: pointer;
" I$ [" u! d+ `1 f - position: relative;
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8 A6 L5 k" F! L0 v - .tooltip-toggle svg {% {) i' H1 g2 q2 V8 W# h
- height: 18px;
$ {2 t! c: _3 v) K - width: 18px;
/ \" O& S' e# H! q' V - padding-right: 0.5rem;
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- .tooltip-toggle::before {
; d6 K& o B* L: R - position: absolute;+ ^! h2 _4 C0 Y5 E$ [1 o
- top: -80px;( {# X$ I7 ?7 s5 V# g' q; q
- left: -80px;
! s( t+ z; E3 T. s- K8 F6 c. w1 } - background-color: #2B222A;) P. G, r2 W. E% A( B6 H
- border-radius: 5px;# i$ _$ V5 ?6 c) G ^8 H
- color: #fff;
* b7 u& ]$ d$ \- t$ ? - content: attr(data-tooltip);; i( X2 k+ D2 ~/ e
- padding: 1rem;
( Q( t5 G" X7 d2 a7 m& p+ f - text-transform: none;5 K, A9 ?, e3 {2 G9 v
- -webkit-transition: all 0.5s ease;0 J, e, k( ]4 _" `; p5 H
- transition: all 0.5s ease;: B7 W3 K# l8 \' H6 f i
- width: 160px;
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/ V4 _. y' S- M% q% k - .tooltip-toggle::after {. g" k8 v5 h! `& D9 _; d! b
- position: absolute;
D1 K' \+ W/ y9 ~) m" A1 Q - top: -12px;. P V3 _8 d2 V# F2 ^
- left: 9px;, @7 ~; g8 |, H5 ~
- border-left: 5px solid transparent;
4 c; m& ?& ?. T% x! l& z - border-right: 5px solid transparent;0 V% w" H# E% m' A# M
- border-top: 5px solid #2B222A;" ^$ v/ ?% t! K9 }
- content: " ";6 ^- M; m/ \8 a: Y5 o
- font-size: 0;
4 Z9 H, c1 g: g' p- ^ - line-height: 0;+ _# Q% L% B% W) I- I" E
- margin-left: -5px;
2 f3 H2 J9 h2 m" u x - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {! F( \! ^& m2 w) \0 U. J( t" U5 Y2 {
- color: #efefef;" g$ m# H j, V) F A& Q8 S
- font-family: monospace;2 @3 K6 e9 K& X: H5 t
- font-size: 16px;
! D G+ ]! D% x \# W - opacity: 0;
! b8 h7 b' N: L: B5 Y7 A - pointer-events: none;7 P/ V2 g! e+ E, A# G$ w
- text-align: center;: {. g% T5 u a8 d3 A
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; t! l' | @5 N: p* K Q$ |
- opacity: 1;
, q9 T; j T. J v9 F4 J* g - -webkit-transition: all 0.75s ease;
4 m0 X, q' t! z& Y0 k) z+ h - transition: all 0.75s ease;1 r, u6 o0 A- m
- }
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">% H- |3 U; i1 C
- <ul class="nav-items">
7 ]. r9 p: a1 |- w- K! w$ p - <!-- Navigation -->8 ]+ g" d* x `/ P% ^4 t
- <li class="nav-item"><a href="#">Home</a></li>* Q s1 i' o q4 Z* w/ a: R+ h
- <li class="nav-item"><a href="#">About</a></li>
3 s8 c! h' e5 B& R: A - <li class="nav-item"><a href="#">Contact</a></li>
" s$ X/ f4 L: H6 D4 ~* @ Z+ f* O - <!-- Dropdown menu -->2 K7 |* d' |9 c$ l: x1 _$ L
- <li class="nav-item nav-item-dropdown">
- @1 M7 x: j# g% Q! Q+ J - <a class="dropdown-trigger" href="#">Settings</a>% z2 m3 _( _; m h
- <ul class="dropdown-menu">
, x1 ^, c% Z9 @; I1 s0 m: e - <li class="dropdown-menu-item">
7 [ R+ P7 \! k8 h" j - <a href="#">Dropdown Item 1</a># E+ O3 w* @, G1 j) D* a7 P) J
- </li>
7 _4 z8 R+ z" A8 H* N2 h! Q6 M - <li class="dropdown-menu-item">
5 H5 K: o% c8 s0 l - <a href="#">Dropdown Item 2</a>
* \% |) ?/ ^* x3 m8 T4 M - </li>* q$ I. ]# G2 P2 x$ j3 s
- <li class="dropdown-menu-item">3 }4 q7 k2 G" y' W, @, _; w
- <a href="#">Dropdown Item 3</a>
/ N* k2 h2 J6 p) n) t/ w - </li>3 o/ h3 B6 `3 W+ ]' ^/ B1 B
- </ul>
& e) l3 [2 j R$ M) t8 q - </li>
4 m3 \6 c5 _$ K! @ - </ul>
( `7 k* u! v* o - </div>
复制代码对应的CSS代码如下: - .nav-container {* H4 O# V- O/ E6 I F) }( ?
- background-color: #fff;8 ]( z6 [7 P7 ]8 V: F' S& D. L
- border-radius: 4px;
+ g3 F# J" K" t1 k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 y7 t6 Q0 X: G: Q3 n8 f5 W9 T - padding: 1em;
* n% Y- O. q f1 s. | - border: 1px solid #eee;8 p3 G$ T# o/ K, I' a
- display: block;. B8 l2 o0 n9 R" z& U1 I, K- e
- max-width: 400px;
( G8 n& k; T! }( S$ ^ - margin: 0 auto;
" C3 ^2 q% k- ] - text-align: center;2 h; Z# p- ]% U5 x2 u7 l5 ?6 W* }
- }
' k/ U7 f( U% b7 n5 G) t0 a2 a - ul,
- w7 Y. _6 m2 E0 K& {$ ] - li {; h0 [5 @4 a# P
- list-style: none;
7 I5 }* A! o( A4 L - -webkit-padding-start: 0;4 z. a. a/ ~% W6 G* m8 N$ ~! U
- }
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- text-decoration: none;
5 L1 x% t% Z g5 F+ K - color: #ED3E44;
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- .nav-item {% t$ @& i: ]2 Z6 G. R4 d7 u9 j' Q
- padding: 1em;
$ x* I4 Y5 I0 [ - display: inline;; a2 B# Z$ i. i
- }# d' \8 J6 Z$ ^& |' ~
- .nav-item-dropdown {' W N$ C! h% I1 K4 C6 b; s) ~, K
- position: relative;
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8 M! q" q. O$ v) ] - .nav-item-dropdown:hover > .dropdown-menu {
$ W8 [+ v" |, h5 K( @$ U4 e* a - display: block;* x- t" {' Z2 G B) r4 W$ t
- opacity: 1;
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- .dropdown-trigger {' u7 f( i M7 w5 g
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
" c+ \2 _ a& {+ { - display: block;
" o9 T/ V4 s4 } - opacity: 1;
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- .dropdown-trigger::after {
2 T# P C* E2 B7 V) t a6 } - content: "›";" S) ~( O8 {+ F' e0 [2 D
- position: absolute;5 D) r4 F) L" v5 R& I" F: A
- color: #ED3E44;: o4 T7 U: g0 v, ^) F/ m+ z4 V
- font-size: 24px;
! o2 M: Z- F5 Z# ~ - font-weight: bold;& m$ @1 R$ z |( J9 j. o* a
- -webkit-transform: rotate(90deg);
5 {9 A( P& ~" d# f: P- d- G - transform: rotate(90deg);
4 P9 l- H' O: x! r - top: -5px; J B- |: n9 u4 w( T
- right: -15px;- n- u o' j ]: S% R8 R( k [* Q
- }; O7 r. K9 H& l5 t& Z" P
- .dropdown-menu {9 _$ Q" G7 F; b
- background-color: #ED3E44;
. o& k$ h: L3 X4 F4 D - display: inline-block;. X+ U1 Z6 J6 _7 F& \
- text-align: right;
6 D# q- S/ X, k+ O% v; w, T - position: absolute;
, V( W0 k: ^ d6 @0 F; u; R# j2 Y - top: 2.5rem;, p4 M% L( h+ S6 W4 z$ _* Z) j
- right: -10px;7 t- O& r! Q" P) ` _ N
- display: none;
. w& h% L4 m4 T1 ? - opacity: 0;/ O0 {# j7 F4 _
- -webkit-transition: opacity 0.5s ease;( N, w, b4 @9 {. T+ E5 T
- transition: opacity 0.5s ease;
( K, P* A8 t; W6 G. h7 w - width: 160px;
7 e' e% Q9 ` z - }# U8 ~9 F- x L/ E1 ^6 g, w0 J B, B
- .dropdown-menu a {# S0 B. f! B' r- o' @( g+ j* P
- color: #fff;6 L1 B" A) c' M. J7 T7 Y! c$ D: q
- }
) S, `8 @" d: o8 C - .dropdown-menu-item {0 n1 J- K+ {. w! t7 Z
- cursor: pointer;
6 e: p. z5 i/ K# E/ x4 z - padding: 1em;
9 Z$ ]/ F. b# f6 | - text-align: center;
) P' Y* {6 ~. }' L, o% B/ @3 I - }
: S' r1 r* @1 V# s k$ Z& q0 R8 b - .dropdown-menu-item:hover {# q# A( j- ^+ c3 S& t! M; M, Q) p
- background-color: #eb272d;4 d. d4 I0 H/ l# B. d3 y) e+ g. i
- }
复制代码
' A6 k, l) v. x) Y% ~5 w可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 ^. Y6 V) }) T0 @1 z" K
- <!-- Checkbox toggle -->- r4 \) L; u9 ^: Y$ j
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& P4 E7 Z# a: P7 j* ]/ q - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 A! B9 I+ k) F0 ^4 c+ K - <!-- Content to toggle from www.mfbuluo.com-->7 q/ `# |/ v3 s3 a( J2 P; S3 R
- <div role="toggle" class="toggle-content">( u9 R; \, G: l' Y5 e, ?1 n7 d
- BA-NA-NA-NA!
& g5 J& {! `( i# R4 g - </div>8 D1 F, s8 I0 c5 d
- </div>
复制代码CSS代码内容如下: - .toggle {
( f7 J) b' d( J - margin: 0 auto;
. e* X* j- f" R Z t - max-width: 400px;# s; o( G9 c0 l# a
- }
1 e: n7 U2 R* h9 w - .toggle-label {
7 S' l ?; Q2 ?5 e" k& ~3 L - font-size: 16px;
5 m' h( |2 O* K8 d, o - background: #fff;
" N* H0 f9 C7 i7 n3 z L - padding: 1em;
9 F( b- I; I9 O8 b+ c2 r1 D3 |; M( } - cursor: pointer;
' ~7 N) P* x' u - display: block;
+ Y; N2 Y3 w" U6 \9 I9 \. O - margin: 0 auto 1em;
0 `# h" i* ^/ v3 | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- W, U4 {% }* J: \; `: k4 A - border-radius: 4px;$ G& L/ x0 z2 n! S' @! v/ t# M# x
- }" a8 z" e6 Q. W! ~- l: q
- .toggle-label:after {
; v; @" h% a8 U+ L) z - color: #ED3E44;
5 x+ I% d. `7 W4 {# i l - content: "+";
" I2 U* D. O5 O2 ` - float: right;
- Y" E, O9 K, g* I# ^+ d: b& @- m( { - font-weight: bold;. M/ t" D; ^% {/ `- D& ?5 }; i
- }
0 n* [# n% D. E) b5 u8 Y, N; \ - .toggle-content {7 x$ }. i8 r) h" L$ j* o
- color: #B0B3C2;, H$ N- U; I- c; Y# w0 c1 H
- font-family: monospace;
0 f& k h& w$ y/ @& [ - font-size: 16px;
/ `: w0 T% }( X6 [/ O( D - margin-bottom: 1.5em;
1 J3 x/ B( ?0 a8 A; | - padding: 1em;
' U. B) a: k# p8 O+ i0 f - }) E$ ^$ X! O8 q
- .toggle-input {
9 y; O- e& y5 ^ - display: none;/ j8 R; e5 k* N& J" T
- }9 @ t- n5 w; } V, M
- .toggle-input:not(checked) ~ .toggle-content {9 P7 ?: {8 e( w& [% t
- display: none;9 m$ ]5 X! I6 ]( W. M- n' _
- }
- v6 A6 ~) w9 X. ? - .toggle-input:checked ~ .toggle-content {$ G) Q9 ~" B1 K8 _" C$ }
- display: block;7 @& @$ ]8 a' U# K
- }# |; L" X. h7 z3 G) k0 ]
- .toggle-input:checked ~ .toggle-label:after {% B4 c7 K0 u. E, C' a+ N7 u4 _) }
- content: "-";
6 P" O5 b; q1 r- Y8 S* M - }
复制代码 - S. w' |) |6 |: }" T- i7 f
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