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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!">
( J5 @0 e; ^0 C - Label for your tooltip$ C( A2 F- ^, B3 {# {- O) D) [- a
- </span>
复制代码CSS代码: - .tooltip-toggle { k# F8 i; y, j V6 ]: E
- cursor: pointer;
+ u/ a" T! d6 T) i# s - position: relative;
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- .tooltip-toggle svg {9 i* a( P) `; r: Y( a
- height: 18px;
% a' H0 s2 R6 V: Y0 Y - width: 18px;
]% O' a% _& ?5 V/ R - padding-right: 0.5rem;* R6 ~' w+ b- N) K+ B& j
- }! S% ?% u7 g9 j9 b! E0 x5 w
- .tooltip-toggle::before {
8 n }# u2 F8 \1 E( g - position: absolute;4 ]2 V( Q" Q- w
- top: -80px;
" `) m) s9 f- R' M - left: -80px;" k5 J0 I; T) v2 m. l+ T) D" g
- background-color: #2B222A;( B6 f* m% i4 Y9 H1 _
- border-radius: 5px;
6 a$ }! U; w& G _ - color: #fff;
! U) w9 A1 x' e) {( ^% i+ D" v - content: attr(data-tooltip);2 |, H0 M- `' {) Z0 T' h8 N$ q/ j
- padding: 1rem;, _# R, y( ]0 D
- text-transform: none;
% q1 s4 e; z6 c# J- o0 @ - -webkit-transition: all 0.5s ease;
, c& z# Z( r, o) p" L) l - transition: all 0.5s ease;. j2 L. t/ p+ S
- width: 160px;
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; }5 M; j; t/ K( u - .tooltip-toggle::after {
$ ]1 V/ B V5 S) U3 K; s - position: absolute;7 K# @# g4 \6 z# E2 S
- top: -12px;, Y4 d9 z# I! d! G; \3 X
- left: 9px;: A2 |6 S: p- ?" x/ j+ C3 W2 a
- border-left: 5px solid transparent;* H4 ]. {& F& g& I7 t
- border-right: 5px solid transparent;
& A$ O& s! R: o" ^# ]: i - border-top: 5px solid #2B222A;
" x) P; Y3 N- a( b1 M - content: " ";
% L3 l3 r c8 l - font-size: 0;5 u. Y+ n0 b. X% C$ T4 I9 P
- line-height: 0;* q6 F7 G+ c" S+ S! f2 F" f
- margin-left: -5px;
8 _1 u6 ^! e: V/ o/ v. K, w - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {: k/ E) B1 N" n. M( Z1 a: C+ e9 l8 N
- color: #efefef;$ s* T8 D6 ~1 j
- font-family: monospace;
6 ^6 B9 ~/ G I# {1 ?6 o - font-size: 16px;# }' S6 v& s, g- `# j s! P3 `, M
- opacity: 0;
' P$ c& b' ?( ` - pointer-events: none;* O. G' m2 q+ X- r
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* |, z$ z @5 @" r - opacity: 1;9 J. p1 M; o* Y3 [0 m3 T0 Y' L
- -webkit-transition: all 0.75s ease;
5 b" D. F8 X+ W8 K( Z - transition: all 0.75s ease;5 v: ?1 H# p: D5 V6 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">7 k) T; ^/ S0 c* e
- <ul class="nav-items">
! R/ v: `5 _; w" C0 s% { ^% w" m - <!-- Navigation -->8 w! V. x& b+ ]
- <li class="nav-item"><a href="#">Home</a></li>' e1 E, ]! r1 S
- <li class="nav-item"><a href="#">About</a></li>
( S/ H6 k8 n! Q' i' [6 | - <li class="nav-item"><a href="#">Contact</a></li>1 ?% `1 q, J( z1 O( {
- <!-- Dropdown menu --># G6 ^3 Q5 D1 @) h
- <li class="nav-item nav-item-dropdown">
$ u4 w5 F1 d9 R. |! Q: |) o - <a class="dropdown-trigger" href="#">Settings</a>8 M# I, K, c8 f r. f
- <ul class="dropdown-menu">
; J( d# _7 _# V$ _# q7 T5 N - <li class="dropdown-menu-item">
# V, _& b' n! ?+ f1 P - <a href="#">Dropdown Item 1</a>
, ^3 T N7 A% N/ T; | - </li>" e! G* F4 L& {: q5 @; U* _+ T, v
- <li class="dropdown-menu-item">! M: v1 M$ r. V) D1 D/ }
- <a href="#">Dropdown Item 2</a>3 y! E; m; H% k- t/ {
- </li>
( V- y7 ^, G; N6 I! u2 W - <li class="dropdown-menu-item">. R% F4 N5 d- Z& v8 d/ k* H
- <a href="#">Dropdown Item 3</a>
/ Z. X- U! o6 s) Z - </li>) x! S3 i1 i p9 Z
- </ul>
: B, @0 [7 m' X; M' u- r5 [) A0 k - </li>; \& L9 B0 s6 Z+ G
- </ul>- U, z" k( q! B2 L+ L2 u
- </div>
复制代码对应的CSS代码如下: - .nav-container {8 i' o7 v# g0 I
- background-color: #fff;
7 N1 {/ k- C, o% L8 ^. ^% d - border-radius: 4px;
7 n0 R- H3 [; [+ R+ Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# H# e8 m* V6 |1 W
- padding: 1em;
8 J& _5 H5 p; ] y% e - border: 1px solid #eee;
$ Z9 A O2 c6 S5 l* r A - display: block;$ \# P0 I* K. c6 M- U
- max-width: 400px;
; S, L+ m6 J8 Y. N; c - margin: 0 auto;
2 J @# T, r- f! n. a0 u - text-align: center;
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- li {
+ b. ~# o, c: D5 V# \ V8 o4 Z - list-style: none;
2 T! b: n9 `& T2 M$ ] - -webkit-padding-start: 0;) v$ u! Z4 R+ q' h
- }
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- text-decoration: none;' x% |0 w% C, z3 v8 `6 b( ^$ k
- color: #ED3E44;
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- .nav-item {
$ Z, t7 D- |/ z! J; _0 o/ K - padding: 1em;
- U, T6 C+ _( t% y' H2 b6 n - display: inline;# c' b* S7 E' h* i: H9 o: b* w
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- .nav-item-dropdown {- _/ [* z7 O- Z& c6 `* f
- position: relative;: v3 {5 _! b S" E4 ]8 N8 S0 Z7 Z8 _
- }
, @3 M, o* _3 I9 _/ k3 L - .nav-item-dropdown:hover > .dropdown-menu {5 l, @7 J( J) q. T) Q
- display: block;( ]7 g ]5 i$ z( w% \6 T$ P
- opacity: 1;
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2 P. W- l$ q1 p* P: E, g0 A2 Y+ S( ? - .dropdown-trigger {3 F$ h8 n: v/ S. ]4 j# R! s) q9 Y
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {# V! e0 A4 h' Y0 M% o. [
- display: block;
& P7 X7 a0 n: I# T3 l; J8 o - opacity: 1;
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- .dropdown-trigger::after {; p; Z8 t; e8 c/ Q$ V. T# q$ y: O
- content: "›";
. H. w3 I9 [! \8 A/ F2 t - position: absolute;2 Q( _/ q3 z2 o: R3 o; F' [
- color: #ED3E44;
+ ?# A4 A5 k$ V - font-size: 24px;
" @' m% [& {" ?2 I - font-weight: bold;& ^, r+ J, r' L' i$ Z
- -webkit-transform: rotate(90deg);7 W6 P, M. s# w( D+ S1 b2 y D, }* X
- transform: rotate(90deg);/ J) {' {9 y6 I- u& E# P. z8 ?
- top: -5px;
2 C& d+ ~6 B) g$ ~1 C* T - right: -15px;+ R" d! U& I* Q: C! p
- }! J0 v; X* B" W. C4 [2 x5 }
- .dropdown-menu {& y9 E: i! A: v( {9 I
- background-color: #ED3E44;
# G3 T9 ]$ Z$ K, {+ m5 S' B" g - display: inline-block;( l0 ?3 c3 r9 P" @2 Z. E% b
- text-align: right;/ S* c3 Z" m7 m, B( I/ W9 k
- position: absolute;% A& C8 y! X$ X/ i/ l) h
- top: 2.5rem;
% e$ M* u8 B; N$ e1 Y$ y: W6 @ - right: -10px;
' h- _2 N! J( v6 v7 g& Q7 o+ o - display: none;9 A/ a5 H* B3 r! x, G; O
- opacity: 0;0 \# C D8 o6 E, V C+ u, @
- -webkit-transition: opacity 0.5s ease;
" l! x" {/ T3 a - transition: opacity 0.5s ease;$ Y# t- }6 i9 V3 y; H2 [. Y. T
- width: 160px;7 a( l7 [; { i& q
- }
( C4 ]4 H' E; i$ _* N4 c - .dropdown-menu a {
% l( c {1 g0 {! U - color: #fff;! Y; q" w% E. u- u) z# e" G' w$ P) J
- }
# ^ b- H; D: u9 D! ]# z ^ - .dropdown-menu-item {
- @7 _2 b! G; l6 V9 A# j1 K - cursor: pointer;
' O: x2 k0 l8 A% {& ` - padding: 1em;8 X$ F9 \8 B/ Z H. b" ~; j. z
- text-align: center;; ?9 I( R$ e; U" H1 i& @
- }
* e7 K0 [: M6 |6 ?8 b6 }' u - .dropdown-menu-item:hover {
+ Q; w* U: P, e - background-color: #eb272d;1 P/ x, q- e0 U( r# b5 V
- }
复制代码
5 Y3 }+ ?& @& H" x' h& C8 {( n可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- k' c) G4 m) K7 s2 R7 U8 q( @
- <!-- Checkbox toggle -->
1 m- O- z. M/ G8 p; ?; s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ C5 ]* v, H& P
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
9 N! a8 J4 e' Q) R. M - <!-- Content to toggle from www.mfbuluo.com-->
7 A7 Z w+ e# l+ j9 I1 M' c - <div role="toggle" class="toggle-content">
/ S) T3 ?* U+ ] X( x7 C - BA-NA-NA-NA!
$ X: l+ Y" J" E/ s - </div>
3 C) c, c e& ?; v# r2 c, n - </div>
复制代码CSS代码内容如下: - .toggle {
; v6 X0 `1 E2 {( \ t7 P - margin: 0 auto;
7 ?. L2 v5 R, w M2 b3 i* S4 o - max-width: 400px;4 x8 t. k$ a2 \
- }
+ B4 P- k) A2 |; N - .toggle-label {
3 N0 i+ \# h% d - font-size: 16px;1 j4 Y& Q' c+ Z$ K$ ~
- background: #fff;6 P" C$ U. v8 i( |; }) L) Q
- padding: 1em;$ Y: q- l+ n1 r
- cursor: pointer; x+ L0 K4 B1 f* p W# h* J$ R3 J
- display: block;7 K6 b" s) q1 e6 b( G3 L! F
- margin: 0 auto 1em;
6 d! V( {" }' E9 R- f& f* R n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ a, l( C5 t0 H, a& |# m- o: q* T( ~4 D
- border-radius: 4px;6 f6 U) _3 ]: d0 W* H7 {
- }
; {6 n8 Q6 c0 [' b - .toggle-label:after {
9 r3 T3 |) u' V& \! P. e - color: #ED3E44;) T; l3 c. W' G6 t; f
- content: "+";8 j* B) J$ k1 D) \! C& l3 C
- float: right;
* A: D0 z/ u" H9 F - font-weight: bold;
g8 T- M$ z8 o- k9 m - }
+ t# d4 D1 |# c1 j0 c' z+ P6 r - .toggle-content {
0 _* s$ E Z9 i: [4 X: K9 y - color: #B0B3C2;) L- ~7 X9 |- h( N4 M O+ i- T
- font-family: monospace;
( K& j# f2 }: G - font-size: 16px;
; o% M# _- O7 y2 F* N% z4 `0 f7 W$ I, p - margin-bottom: 1.5em;
4 b3 V- V' O R; `0 f! b - padding: 1em;
7 F1 c! {/ M' m+ B; c4 z& M G - }
: G8 u+ S& G( m# p$ S - .toggle-input {! S! _# f0 M( e4 O+ E) Y3 M
- display: none;" |# z1 I: |5 D2 [" b& x/ [
- }
0 @1 G! o; G1 p8 F6 g7 X* L- w - .toggle-input:not(checked) ~ .toggle-content {
, ]8 n% x# p9 m/ l - display: none;# x9 m3 N! x* A: ~( J% ]0 L7 m
- }: n9 v9 r; u$ q! e" V6 b; `
- .toggle-input:checked ~ .toggle-content {
" A1 n, q$ H# R. e - display: block;
3 I( C. @% p8 B) j j - }
v! E* I4 g# k n - .toggle-input:checked ~ .toggle-label:after {
$ v/ t9 l& ~/ p- W - content: "-";
( l0 K. ~: a$ [" N3 o) J$ a+ D - }
复制代码 ! L0 y* q& j: e- F' L
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