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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!">$ u3 Q- p8 U# C) b" _
- Label for your tooltip
5 N" U: c+ Y8 h - </span>
复制代码CSS代码: - .tooltip-toggle {
; r- \; B) w8 T: \# l - cursor: pointer;
9 M! R0 G' p7 J3 q* t4 n - position: relative;" q5 ]3 [0 X6 A2 A, R
- }
# `* {) S3 ^6 z7 ` - .tooltip-toggle svg {( @7 T( v4 g& T- I% K) ?$ Y( y/ o% h
- height: 18px;2 o2 `7 m1 l5 M. U/ B8 Z1 e
- width: 18px;! W9 O* L& X0 x: `( V1 F4 G( [
- padding-right: 0.5rem; C6 K' _6 L( a1 T' ?7 V/ v. |
- }( B6 _8 N% B6 E9 g5 r
- .tooltip-toggle::before {3 x3 e3 e$ p' [3 @" Q) Z. d S
- position: absolute;' L+ R* |5 E8 B, }/ o) ]- `
- top: -80px;; Q) n; {: h5 ~, \5 Y% p) O
- left: -80px;
, L1 [; j9 T+ {' b( U0 t7 V - background-color: #2B222A;. e( l3 U0 _) R2 {# M, c
- border-radius: 5px;+ ~4 s. e. U1 H% f
- color: #fff;+ u% M$ C5 V8 A
- content: attr(data-tooltip);, D+ @0 s# I9 E' n0 X3 e& ^
- padding: 1rem;
O0 Y& E% C( M8 y8 q - text-transform: none;
% G) |: K$ o0 T6 E - -webkit-transition: all 0.5s ease;
~# |4 A% \* o7 r4 d# `% D S - transition: all 0.5s ease;0 u5 a& h6 V5 K
- width: 160px; Y- u% P" a6 c4 s' R
- }
" A' B3 ]; J9 P& n; a - .tooltip-toggle::after {
4 W' |0 C! I+ \) B: F0 V7 O) u: ^ - position: absolute; z8 G- f0 M6 X: ]8 N
- top: -12px;; [2 E6 l, W7 u+ d
- left: 9px;" _0 |6 C: }" F
- border-left: 5px solid transparent;
\9 ]1 d. u7 H1 C, e# t% J - border-right: 5px solid transparent;: l5 M: _0 j: J
- border-top: 5px solid #2B222A;! O7 z( }5 G& C6 w6 a) Z6 O
- content: " ";
& x- O0 k9 H+ t# a; k7 h' K% ]0 \ - font-size: 0;" E+ h: N5 ~6 ~, }; x' s9 g" G0 j
- line-height: 0;
0 `' }. A. W7 }& Q9 M7 Y4 z - margin-left: -5px;& ]5 h1 I* f& n
- width: 0;
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{0 v, @7 }- B& o1 { w - .tooltip-toggle::before, .tooltip-toggle::after {
/ w3 E: D* i- F2 v* Q' H) C" @7 m - color: #efefef;7 z; n. b: ]7 u
- font-family: monospace;& ]) k- a* h$ V$ p
- font-size: 16px;
" A9 p6 o3 B- ^# D) J0 x- S - opacity: 0;
; W, @6 C5 w7 ^; |8 p9 e' k - pointer-events: none;' A4 P/ v' r+ E5 f$ e
- text-align: center;
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1 I' Y8 ^) D, N( m9 { - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 Q9 J) \, S- s8 r9 ]2 K8 o' f - opacity: 1;4 j$ Y9 I5 o9 P
- -webkit-transition: all 0.75s ease;2 T# T& i: S# W# V
- transition: all 0.75s ease;( K. F/ B3 H8 o1 j; \( ~7 h
- }
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">
4 g* D2 e/ O/ @% v; k - <ul class="nav-items">
: T4 I: M- z& M% ~/ g4 e - <!-- Navigation -->. |; ?5 Z) Q2 u$ V. G
- <li class="nav-item"><a href="#">Home</a></li>) E& |; n1 q W9 |& ^
- <li class="nav-item"><a href="#">About</a></li>* Q8 B3 q0 I/ G, n4 [0 p" w
- <li class="nav-item"><a href="#">Contact</a></li>
* h( ]' I9 |. F$ [0 \- i( ]0 q6 S - <!-- Dropdown menu -->
% ` W* ]" E: }. s - <li class="nav-item nav-item-dropdown">
* O9 S3 y$ C: ]# Y- B) @2 x - <a class="dropdown-trigger" href="#">Settings</a>
, u) |. D6 t c, H7 @* u - <ul class="dropdown-menu">* @1 e& q# s4 e: n( _" ]6 K
- <li class="dropdown-menu-item">
$ k* v0 ^5 s* P8 f7 n7 K; ? - <a href="#">Dropdown Item 1</a>
# k+ I1 ~! n* g$ z) Y2 M - </li>
3 l/ u. L9 r! m% r8 { - <li class="dropdown-menu-item">
1 _0 q" v# w( V5 ^5 Y - <a href="#">Dropdown Item 2</a>3 Y) ~$ {4 _' `& G
- </li>
8 K- A) N _% R g - <li class="dropdown-menu-item">3 u5 K. d1 J, Y8 z3 K; p2 Y
- <a href="#">Dropdown Item 3</a>
: `% i1 [9 g4 r9 I - </li>& {0 F8 v9 v9 X0 r* z# Z
- </ul>
# }4 S2 n6 ~4 \* W - </li>
$ M2 U& G% S( V6 j' |) I- \ - </ul>
1 |, G; m% j0 a9 P - </div>
复制代码对应的CSS代码如下: - .nav-container {
8 A+ Z) a1 |: h, O: x - background-color: #fff;
& M* E$ g. V" X# P7 Q - border-radius: 4px;5 ~9 n( Q' `% o1 t) l0 U& D' k) e+ M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( y2 Y5 e+ h% x; y8 L4 p/ H7 n
- padding: 1em;6 j, M9 S, A; g- V* ?
- border: 1px solid #eee;
. o: |& w9 H0 x - display: block;
7 j( f7 P) u6 B( S- u# Y - max-width: 400px;
- d1 E5 r# O0 |1 Z! y$ j t - margin: 0 auto;
W& R9 W$ J# a# o - text-align: center;! S: t* i3 ^$ v) H
- }
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- li {% B% k! G& Y( N+ I6 y9 T
- list-style: none;
+ B6 ?4 H& @9 f4 R0 p* D - -webkit-padding-start: 0;, T: c+ l. q8 c1 f% M3 O- I4 Q
- }
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- text-decoration: none;( \8 [( O3 N5 c8 L
- color: #ED3E44;+ k9 g6 G# V# s) Y. |7 h, T
- }5 l I8 c7 ~5 G7 h4 G
- .nav-item {2 k" Y& ~0 K6 p5 r# j- g% ]
- padding: 1em;
* K7 Z# j3 @3 ]& q5 B" P3 T; ?2 t - display: inline;( @ ~: ]1 N% ~8 G0 w* G
- }
2 W, J2 o* i: d' @ - .nav-item-dropdown {
* J# Q! g# _% x. t* D+ h) z9 o - position: relative;
$ `8 }/ w; s+ }4 f" W+ f - }
; Q- x$ M- A" ]% e) G4 a( J - .nav-item-dropdown:hover > .dropdown-menu {! u7 S8 g0 |; j" u' {0 I; ~. P
- display: block;- c9 k* n8 S; O, v( [
- opacity: 1;' x1 b( v. }9 Z9 H, |. T, g8 g
- }
9 l# Q/ M$ P4 ~ - .dropdown-trigger {
! O. X; l* {1 T8 P - position: relative;4 a1 a; S+ {3 ]% M! q* z' ?
- } K) W" j; Q) y9 x: {" p. L$ ^
- .dropdown-trigger:focus + .dropdown-menu {
3 a- K! S, K K4 w* d2 G - display: block;2 i" t# x2 @- z& I" b' W1 m
- opacity: 1;
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- .dropdown-trigger::after {
1 B5 r( ^9 I, o1 `- I% P8 e - content: "›";! B' a, T1 {; ^, X
- position: absolute;% L& O) K! a' ?2 x) [5 h( Z% r
- color: #ED3E44;
7 X( t9 S1 y# w. ^9 V' n- Y( Q - font-size: 24px;5 o9 ? P, R- L
- font-weight: bold;
! _ ^% y% T- o( V, t5 S, \ - -webkit-transform: rotate(90deg);/ Y0 {* a) t W, q' H
- transform: rotate(90deg);
& _5 ~- k' ]" O7 d# d1 i - top: -5px;: r9 `- v7 M- y
- right: -15px;
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- .dropdown-menu {2 r0 w" [# r3 |4 [3 o6 G0 T+ W
- background-color: #ED3E44;
& ?- f6 l8 h m% J- m. Y) Z9 o8 [) H - display: inline-block;4 ]: V4 r0 o+ ^- X& _5 s" _, @6 n
- text-align: right;& d) v; @& O7 V) n9 F
- position: absolute;( [9 _. X; s" ? x3 `/ Z
- top: 2.5rem;, G# G, k, C/ w8 |! v" K# i& F
- right: -10px;. r9 a3 y: G4 C/ Q) o
- display: none;
- o% L, { U$ ]7 c1 { - opacity: 0;6 p0 }; v- x9 N# {3 X/ x
- -webkit-transition: opacity 0.5s ease;
( K! {" N4 e& j; \ - transition: opacity 0.5s ease;) P7 O4 J$ @6 h/ O8 ?6 c$ K( N
- width: 160px;0 f, g+ T; i& C' o1 {. \3 v2 _2 g4 x* C
- }
# t/ l/ ]* b/ Y* s* i4 c - .dropdown-menu a {+ R" L8 n, F8 X8 b$ W" t, P
- color: #fff;
- b0 [! b- K9 w9 S! o - }% m0 i# F3 I" ^3 \
- .dropdown-menu-item {
& K6 ~) Z( M% k1 g" B - cursor: pointer;8 Y$ G4 ~6 C, Y0 A; c) E6 @" ^+ f
- padding: 1em;! X; H1 e- k" M' D/ _ Y
- text-align: center;. x* ~/ Q. i; i/ U! P
- }
% @- a( a& g- W, D3 l8 [ - .dropdown-menu-item:hover {# I4 Z* [$ W8 f1 ~' C8 A
- background-color: #eb272d;
' n, c$ E$ m# G0 |+ B$ D1 b5 y - }
复制代码
5 B- X% A$ ]5 T, `0 j& b: {可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">9 h- e* \$ ~; K! ^# _0 q- |, Q% ~5 l
- <!-- Checkbox toggle -->
+ {! @. a4 Z, J6 l5 q4 \ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 L3 D+ e7 \- P - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ Y2 v! B$ W4 H" {, O. ? - <!-- Content to toggle from www.mfbuluo.com-->
: ]- `" J9 {, m5 {7 U% o, @/ e - <div role="toggle" class="toggle-content">; A" D! `$ v4 q. s
- BA-NA-NA-NA!* P) ^$ x1 A. z( r4 [; N; F
- </div>; E! I- n! u q5 _# k
- </div>
复制代码CSS代码内容如下: - .toggle {
8 f2 E1 r0 Q8 z6 | - margin: 0 auto;) J6 U9 `) L# u1 u1 ~8 U7 n- t
- max-width: 400px;! q+ z- `" \! [0 s
- }
& b! w- d! `. U1 F - .toggle-label {
* G" G( E/ J) @' f. W& { - font-size: 16px;; R! N/ a P3 h. f c
- background: #fff;
/ y* ~( \6 v3 |' `/ {4 \2 J/ Q - padding: 1em;
Z; Q) i# b- b! E6 R" F' p- [4 d$ r - cursor: pointer;
, K* l( @0 H+ _3 e; \* c X4 Y - display: block;
: ~! T5 s8 N4 a4 Z8 l$ F( e3 e - margin: 0 auto 1em;/ j7 K2 q2 E; [1 T$ e& b i# ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. _6 @( f; ]3 N' o
- border-radius: 4px;
+ S1 `# m1 a* x - }7 |* @* @, ^; K
- .toggle-label:after {+ n6 p- b0 y4 x, a: I
- color: #ED3E44;: F# ~1 Q& X. {# F" w
- content: "+";
# s& F( t# W* q - float: right;% _, V: ~' |8 j5 x) {
- font-weight: bold;3 t8 g3 n ^9 |; y% v
- } P. I: u7 R+ K! Z
- .toggle-content {
2 h$ c; E5 H. R: I' q - color: #B0B3C2;
: F2 Q: j7 ` V: o4 i- U# M - font-family: monospace;
+ V$ k/ @5 Q$ j- e8 Z; K: k1 ^ - font-size: 16px;# t8 a2 u1 g5 U( J! ?) }6 l
- margin-bottom: 1.5em;4 O1 f3 Z/ | H( \" B
- padding: 1em;7 L2 N$ ?5 w( J4 ^2 \/ t# x
- }; v4 k' B/ M, c7 k) G
- .toggle-input {
! t5 g! ^) T% f; U$ D" J - display: none;
$ I+ K" r k+ K. M( F- j# O - }6 D/ e3 Y+ d9 U
- .toggle-input:not(checked) ~ .toggle-content {
0 N* J/ @) a7 V( Z* O4 u - display: none;
8 j/ v8 v- e: E$ s& L - }
& x: q( X( N5 L6 c: r - .toggle-input:checked ~ .toggle-content {8 V% ^; _# A# X A0 Z Q
- display: block;
4 c+ q# e! N1 k/ ]5 B4 l/ [0 x - }; P8 I9 L. Q3 h
- .toggle-input:checked ~ .toggle-label:after {
3 _6 H: @# t) W - content: "-";
# i( Z* }8 W' f8 R3 X3 n4 j. c - }
复制代码
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