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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!">
6 T8 o( |" Y2 b# l g - Label for your tooltip- T& V- k! T4 t+ {5 F
- </span>
复制代码CSS代码: - .tooltip-toggle {* ]( b& _# }1 Z s1 U, c) E( ]( o
- cursor: pointer;
4 p. @2 h" f2 y. i) @* d - position: relative;
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- .tooltip-toggle svg {
" J3 ]% d' a. E - height: 18px;
B* x4 ?" F+ X$ h4 ^: i - width: 18px;+ ~2 n! \+ z0 l8 G
- padding-right: 0.5rem;
3 G7 V3 k$ |7 J3 f6 A - }
' u) D5 f; n' f: p8 k& ?4 r - .tooltip-toggle::before {
# z: h/ C5 W: P* A S9 I - position: absolute;
4 u1 J& V' t ?! H- O+ e; g - top: -80px;" ]2 Q9 X% S6 @* R* ~
- left: -80px;
5 o- H& u7 H: M; y8 l$ a' x! Q4 |# B - background-color: #2B222A;# i; Q/ R8 `+ i
- border-radius: 5px;0 w6 w$ P( s/ }# Q
- color: #fff;4 w9 w2 {* T1 h1 T- @) x I% s
- content: attr(data-tooltip);
2 s- U$ i. _% ^' ] - padding: 1rem;% _# V: D6 [6 ]* D& t6 m! H. C* H
- text-transform: none;
% {& ^2 p/ ~3 f6 y7 r$ h - -webkit-transition: all 0.5s ease;
2 N, `. w( u ` - transition: all 0.5s ease;2 J8 a( e/ }1 H, z. y/ f" A
- width: 160px;% ` W" y, [2 t7 |/ \
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- .tooltip-toggle::after {
; | I% N% f2 R3 ~8 P - position: absolute;
3 X* U/ N* R% k1 b6 r1 o7 U - top: -12px;
- Y( U; M/ A* Y2 C# Q# q& T - left: 9px;4 S5 M) y6 K3 g
- border-left: 5px solid transparent;
" M6 K) s. N6 {8 t - border-right: 5px solid transparent;
5 H, z5 G5 u( E, {0 |% p# D! g, t9 S* ? - border-top: 5px solid #2B222A;
- V, D) ?% @3 ~, g% C4 E - content: " ";
( G' j/ F: v8 ~, ~' X - font-size: 0;, `: c' p& w6 R& _" y% z; U; j7 ^: }; K( h
- line-height: 0;8 R' A! F/ o7 J
- margin-left: -5px;9 w7 O( T+ R3 R* j6 J+ d
- width: 0;7 q: V) [5 @8 E; Q6 H: T5 G# o
- }
9 V+ g# w3 G* [+ j" {7 C, z - .tooltip-toggle::before, .tooltip-toggle::after {
: P, ^+ W0 H1 H$ B - color: #efefef;
# k! S$ r2 M' n# c" [8 E; d - font-family: monospace;' \* |) d0 G9 Q0 w7 o
- font-size: 16px;
4 M6 ]0 u4 q8 H( R. p% R* ? - opacity: 0;4 ^# h3 g/ @( T& b& J* y% x
- pointer-events: none;
+ `) B) S) ~& D" I0 Z1 }- I4 f - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 N; F2 r# i5 @: I; X; d
- opacity: 1;
& X- z$ K+ Q: M - -webkit-transition: all 0.75s ease;
' P* l; P* F9 Z8 p8 p) w6 Z/ g4 H5 C - transition: all 0.75s ease;4 M+ i+ g7 [; U k3 E5 z( r
- }
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 R" z% o$ P+ i8 l5 Q0 n
- <ul class="nav-items">
0 a) L- ?, e# l8 p7 Q+ r+ e - <!-- Navigation -->
9 s, Y3 y% J' N+ h. } - <li class="nav-item"><a href="#">Home</a></li>
9 E8 R' i4 a- k5 O3 j1 R6 H0 _6 \5 R - <li class="nav-item"><a href="#">About</a></li>
- P' {: u2 @! r0 @ - <li class="nav-item"><a href="#">Contact</a></li>- m6 d8 W; A+ c D7 w0 A) X
- <!-- Dropdown menu -->
! K6 F/ K- Z- ?) E - <li class="nav-item nav-item-dropdown">
8 R# m: A/ K; a2 e" W - <a class="dropdown-trigger" href="#">Settings</a>
' I& t% H' K2 @6 I - <ul class="dropdown-menu">
3 F3 n9 H+ e& O/ C4 l - <li class="dropdown-menu-item">! I# b7 V3 o9 m( R5 Z( z4 ]
- <a href="#">Dropdown Item 1</a>
$ N* q6 Z8 `$ ? - </li>
* ^/ k5 L) {+ G5 f2 _1 K7 |* Q - <li class="dropdown-menu-item">
. i' `" U) A) ?" i- H Y - <a href="#">Dropdown Item 2</a>
: k1 z2 z; U% K8 N8 [/ q - </li>
$ `' O& Z _4 @9 G+ i% G* ?& R - <li class="dropdown-menu-item">
! J: U# S, @* N' ^ - <a href="#">Dropdown Item 3</a>
4 F- Z7 I/ ~; B - </li>% ^/ ~. I8 f a, F: D- b0 U
- </ul>( H$ b( C( ?( o
- </li>1 e$ w% {7 W! o
- </ul>' b2 V X# |* z2 d
- </div>
复制代码对应的CSS代码如下: - .nav-container {0 D8 Q) K/ o6 [" R
- background-color: #fff;/ [" a$ o7 w2 i L, \2 h( `* v
- border-radius: 4px;% N, |/ P+ _; J4 \9 H3 s% _4 p- g3 t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- o X4 {* k+ D) H0 N+ T - padding: 1em;
1 r: N- W0 M( s+ Z+ } - border: 1px solid #eee;/ d% ~; |/ c b' s) V
- display: block;' g! d5 ]$ K9 D* f# v* t
- max-width: 400px;" i: W/ Q8 b. E; e
- margin: 0 auto; F: W/ k+ f, Z' b& o0 P8 z' ]
- text-align: center;
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- li {
& M$ {. T3 _1 s P4 B4 w: x - list-style: none;* m/ ~6 ^3 `8 N& b$ W/ G
- -webkit-padding-start: 0;6 O! G) U4 p/ H* d" _1 U! s4 W
- }
5 q! c4 ~3 r6 u$ _! w - a {
# I3 R* z! S+ U) I. f$ x* O - text-decoration: none;- @5 V q; P' r7 A, ~: T
- color: #ED3E44;
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' o' m4 P( t% v9 K2 R1 E, ` - .nav-item {+ \* }% y4 x- S
- padding: 1em;
& X- _$ j: A# l - display: inline;, a) r: h6 y+ G
- }
3 F$ A+ q0 N( |) g( U) `! r - .nav-item-dropdown {+ K2 r& o! m) y
- position: relative;% `+ [. ?0 D& S* O# ?
- }
7 T* t7 w" }! f6 O$ h) ^ - .nav-item-dropdown:hover > .dropdown-menu {
2 c% \% u, P2 t6 C - display: block;0 E2 g# N# _' c( M0 c( g5 k6 `+ `7 V
- opacity: 1;; }1 Y+ T B5 |& L1 {
- }
- X5 R# M5 U I! d - .dropdown-trigger {
4 z! r. p8 e) p6 [0 n+ _ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
0 O- b6 O3 X! y: h. Z! Y" L - display: block;
" z$ m7 A2 L0 J0 O0 l% _ - opacity: 1;
6 ^; t8 m! m) B: W - }
( S7 S0 i- n5 n - .dropdown-trigger::after {) Z) X) @+ B; F; p6 b
- content: "›";
# E) E0 K& z8 {. }% M, d+ ~ - position: absolute;
- V# x2 G& }# U: Z% ?8 {' Z6 E - color: #ED3E44;
* [' r% U: t( a. N% c; n" v - font-size: 24px;
& }! k, u H$ e) o5 R. ~4 I- ~" U - font-weight: bold;; c$ U, Q) D4 k& c% Y! ^
- -webkit-transform: rotate(90deg);2 [$ A+ |+ N. V) L
- transform: rotate(90deg);
# _, W3 [& c m* W+ V6 y! m1 _1 t+ f - top: -5px;* l& S# l/ B7 S' [' I
- right: -15px;
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- .dropdown-menu {
% z. Y% h. f3 q0 O - background-color: #ED3E44;
+ c1 `. ?6 ]6 b7 N - display: inline-block;5 T3 d% i/ W" L6 T
- text-align: right;8 a6 I3 d2 s1 R
- position: absolute;
F: W( l; t/ X( u1 l; J - top: 2.5rem;) @, k- v6 M+ S3 v' E2 `
- right: -10px;
, R7 F5 _( [. D* Y$ g: P - display: none;7 R/ e4 [( H5 A7 s0 H- H+ G) j! l
- opacity: 0;
1 T5 j0 d6 @0 B& m% w' Q4 x* [% n - -webkit-transition: opacity 0.5s ease; O) p8 U6 o% S7 H$ ^
- transition: opacity 0.5s ease;: e, {4 r5 [0 `" `1 C0 b- A
- width: 160px;
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- .dropdown-menu a {+ f! h f5 e" l7 [
- color: #fff;
T1 K0 [1 @, g - }
+ y5 \1 r0 g' G) S3 L J) H& e - .dropdown-menu-item {
7 l+ x/ n$ I6 q8 Y& T - cursor: pointer;
0 _: d" I; q0 o* o9 c - padding: 1em;
- @, X7 b3 ]6 P7 Q! e - text-align: center;1 B! B3 m8 h4 s9 `) [$ I
- }
1 E5 B9 I( ^+ N1 L - .dropdown-menu-item:hover {
5 C* J; l* V6 _+ s8 }0 W - background-color: #eb272d;1 b8 [" R% b. k, R0 x
- }
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/ U% i9 D J! ` {4 W4 K可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
; v3 v9 g5 F% p - <!-- Checkbox toggle -->& V; Q& @0 J$ p. e1 A, D5 s% {7 v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ i. I9 {. N; H3 W, i - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* j" t, q8 u* y* P( ^
- <!-- Content to toggle from www.mfbuluo.com--> B- p0 m a$ v
- <div role="toggle" class="toggle-content">
0 R i W. v. B$ t - BA-NA-NA-NA!
! t# |- [# f3 h% S( v Q1 d - </div>
. P. F* c1 G- b" w, d2 } - </div>
复制代码CSS代码内容如下: - .toggle {& F7 M6 t0 n4 |( V! A
- margin: 0 auto;
- z1 ], I$ q C9 Y/ n - max-width: 400px;
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- .toggle-label {
/ b% L+ S# X3 \8 [ - font-size: 16px;" B' N% [$ X* I1 ]5 a. j
- background: #fff;: @$ K9 k5 u- N$ Y* `! ? F" B! b$ C
- padding: 1em;
/ ?, Q* {- s# {+ C/ o! ~) |. a - cursor: pointer;
8 k* e0 F* [# O - display: block;( k6 T) Q+ U+ x" Q- s9 z- U
- margin: 0 auto 1em;
6 A" b) b) M6 N! H3 v5 F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; X# r6 a" E9 ~7 ^
- border-radius: 4px;, u% ~. z4 [& Y: D* S
- }4 d9 }" @0 Q* [4 }
- .toggle-label:after {( a3 W* P2 W# P
- color: #ED3E44;
' E6 a( q/ o& ^. z - content: "+";
0 c; A" e) Y6 b1 K) L; z4 b - float: right;
: d! \. r' E7 m - font-weight: bold;! ]3 U5 ^5 [" z
- }- A! y2 t) n, J" `5 ~0 f4 q5 ~
- .toggle-content {1 P# _3 y- p1 m/ P1 B
- color: #B0B3C2;" ^- F1 Q; ~1 p' }
- font-family: monospace;
4 _/ ]/ c3 k$ a8 T6 K7 J - font-size: 16px;
$ }0 I. S, v( d1 w+ g8 X - margin-bottom: 1.5em;
7 K. S# J7 q. e. X% S+ S - padding: 1em;! X$ V* ^' x& C7 m4 v
- }
6 S8 o/ l3 U. X) \7 S - .toggle-input {
6 b2 h- Y" o$ i& ?1 v& g - display: none;
7 @( h1 l0 N' S* J - }
3 q/ \0 v$ Z' x - .toggle-input:not(checked) ~ .toggle-content {
* V" M5 J8 u5 H* ?4 C/ b - display: none;8 M* e* k6 ~# U; S% m4 x. e
- }, H( I+ F0 }: ~1 Y
- .toggle-input:checked ~ .toggle-content {% M! u6 [4 P% q
- display: block;
3 H% B& ~/ p7 t' `5 ^# { - }
0 d4 J% Z1 E) g9 B/ B6 N - .toggle-input:checked ~ .toggle-label:after {
, [5 A9 o2 D# Q& V! M - content: "-";* X2 N8 w6 S& z+ E) P
- }
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