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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!">
! k( L. ^+ }! V9 Y' D# A' B6 V - Label for your tooltip, M9 J# a; ?. H- v1 \
- </span>
复制代码CSS代码: - .tooltip-toggle {
6 F5 f, W3 x- o% s - cursor: pointer;
! Z0 R+ f2 `6 O - position: relative;
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- .tooltip-toggle svg {
& I& g- j9 D# o6 i1 y" ^! X z - height: 18px;9 A/ u/ k/ X5 Y- G S; W e" Y
- width: 18px;
2 H u/ b3 p1 k - padding-right: 0.5rem;
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- .tooltip-toggle::before {6 Y6 N. Q0 X! T+ x' U# W+ D5 Z, t
- position: absolute;
5 _. X" k1 z- v7 S3 y - top: -80px;0 |# ?+ ]: Y: j
- left: -80px;
5 v' d$ h: c- E2 B2 n; W - background-color: #2B222A;
* ~( a y4 c9 f( @% e - border-radius: 5px;- C+ {, p- Z5 r7 X
- color: #fff;
U9 W A/ ~# d4 f3 y" G; W; _ - content: attr(data-tooltip);9 m; g* o- k) B. L
- padding: 1rem;
9 _" j2 u6 I ?4 q - text-transform: none;6 o& k4 ]) }$ d" E* G1 F
- -webkit-transition: all 0.5s ease;% Z6 [- W- D5 S2 I o. a1 Z8 _
- transition: all 0.5s ease;
% C1 B# m5 x. Z- L! F* b1 o T+ r$ z - width: 160px;
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! w! @. p2 @ ?- Z - .tooltip-toggle::after {2 O$ u& E- X. h/ g# f/ W
- position: absolute;) i# D( T' `6 E8 c& j4 Q0 I/ R
- top: -12px;
: ~1 A9 B+ H- P* l$ c: y5 ^; w - left: 9px;
' r! ~6 a6 h; K6 Z8 K - border-left: 5px solid transparent;
1 E5 P$ }5 R' E' o - border-right: 5px solid transparent;2 N, p2 ?) f! G4 k# T, ?6 H
- border-top: 5px solid #2B222A;
7 ^0 c8 [: V) F& r - content: " ";8 Q& s) x% F& d. `* K
- font-size: 0;
`' q1 U" g5 o - line-height: 0;
3 `- \" [' ^% N4 j4 C: P! J& L+ w - margin-left: -5px;( Q {& Q# K, o9 ~* e/ M4 ?% { Z3 R
- width: 0;1 m- e w6 y1 [3 c$ F
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- .tooltip-toggle::before, .tooltip-toggle::after {4 z) R2 Q$ f; Q; s/ p6 }( u
- color: #efefef;7 m) t, @% M/ \
- font-family: monospace;
8 M- y6 l- N% ^, I3 E - font-size: 16px;' o( @1 q4 G) {- x
- opacity: 0;2 Q- [# }* Q# |" ~( u. W. z( g
- pointer-events: none;
8 f4 z; B: ~% h5 p% _2 ~/ j - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. c# X0 X& T* l! M
- opacity: 1;2 j. D+ s9 g/ l1 E$ Y& R
- -webkit-transition: all 0.75s ease;
, S) \' w! P+ _, m |8 ` - transition: all 0.75s ease;6 O3 j2 M* s3 S$ P1 a% D
- }
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">
* L2 ]' p5 M" y - <ul class="nav-items">
2 w7 b7 _5 b$ O6 J5 \# t - <!-- Navigation -->" \4 b; ~1 F/ w# X+ x; Y6 v
- <li class="nav-item"><a href="#">Home</a></li>1 F4 f( c5 Y2 C) e @0 p
- <li class="nav-item"><a href="#">About</a></li>
4 Q* K# V3 ]1 V, x5 P - <li class="nav-item"><a href="#">Contact</a></li>* s ?. n/ v7 u
- <!-- Dropdown menu -->) h( o# f$ E9 e+ X S9 D+ v
- <li class="nav-item nav-item-dropdown">5 O2 ]/ H$ x( C6 J' R
- <a class="dropdown-trigger" href="#">Settings</a>
4 j9 {) K6 R# l6 R: J$ C) ] - <ul class="dropdown-menu">
( V3 {9 ^5 O `3 i" q- e - <li class="dropdown-menu-item">$ S+ F6 i! ^3 a( p- s3 U
- <a href="#">Dropdown Item 1</a>
+ j7 L, r9 y3 m( y6 [ - </li>
- F- W R' }" W! a. b - <li class="dropdown-menu-item">" H$ b. l5 v: B9 W* H- q
- <a href="#">Dropdown Item 2</a>1 p4 v& C: o0 u4 R, ?
- </li>
* R+ H9 x* O0 D3 U - <li class="dropdown-menu-item">
( i. O$ ?% x9 o/ m3 n. R8 Y - <a href="#">Dropdown Item 3</a>
/ I! J: i# X) s7 s: c6 k0 A" S - </li>+ F/ Z& R5 K2 n# E0 Q0 h3 m
- </ul>- }. t/ j# z- b) X$ {1 q T
- </li>
9 Z/ @6 }) k! F; i* ~; O - </ul>) ]8 z) s+ l8 w! G4 F2 I% ]5 Z7 g
- </div>
复制代码对应的CSS代码如下: - .nav-container {: ]( c, Q: K$ q$ J, z h$ X
- background-color: #fff;) j( G( B: T, c5 c. n% q$ N `
- border-radius: 4px;7 h1 p8 q& E7 `7 B3 C- Z. d( d3 {4 n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% @ Z7 N! S2 U9 k7 N- X' r - padding: 1em;
/ o/ ~7 M; [! W7 m( v - border: 1px solid #eee;
6 t! K4 C6 P/ d i- s - display: block;* K5 n' ~: l: a5 G, {
- max-width: 400px;0 O1 a: q" C8 y) [2 W, B, H5 ?
- margin: 0 auto;
( l# H7 N) h7 ?$ A3 t - text-align: center;9 s5 Q4 w- {- H6 E& s& [7 I6 f
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- li {
+ B% T; P) x7 o7 E% H' V - list-style: none;
) ], B# e5 H3 U5 X - -webkit-padding-start: 0;$ K' X9 v2 X+ I: v9 p
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- a {: t8 x8 {* _. B( m8 a1 Z6 l
- text-decoration: none;7 M8 k# r( M4 A
- color: #ED3E44;. O3 Z& k9 L$ t# Z2 ~' y( g% h9 Y
- }
% ?1 j- q. F5 @: k J" z" e4 ~: X' } - .nav-item {; `* Q5 j) `- ~9 `' q
- padding: 1em;
1 s5 Z) m1 x5 F' O4 f" j% u, P - display: inline;
* Q4 I9 V' B! s" O - }
* S/ L" v6 P1 }1 T. } - .nav-item-dropdown {
/ a7 C; M, T, x2 o - position: relative;
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9 a+ _* L1 Y5 k# z" m4 p* Z" ] - .nav-item-dropdown:hover > .dropdown-menu {) @( \6 b* S# b( D* d6 I, L
- display: block;) n8 h( `9 D1 w0 L: `
- opacity: 1;
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- .dropdown-trigger {# [+ i7 P' U, V8 y) Y: Y X+ n
- position: relative;
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6 U5 l9 ^( b. R Y - .dropdown-trigger:focus + .dropdown-menu {, c- @: ]9 r0 @. J' Q q- Q
- display: block;
' |) v; d# z; X: d- X4 S - opacity: 1;* i6 j6 R7 k- d% d; M9 @
- }
: S7 f1 V. w( @' ?+ L& ~1 j - .dropdown-trigger::after {
, `9 y {7 k; t9 _) T1 A - content: "›";, W: ~" l# m4 L
- position: absolute;5 ~2 Z) {3 T& z# W8 d+ S
- color: #ED3E44;# w0 N, A- G! k J H8 ^3 j
- font-size: 24px;( r! M8 L5 E* p8 `
- font-weight: bold;
h8 A6 X! l$ ^! T1 I1 a - -webkit-transform: rotate(90deg);7 q' }* T% ]) n$ G
- transform: rotate(90deg);
- R c& R, i% v5 b - top: -5px;- Z( U7 Q, {8 J9 _: S% W
- right: -15px;0 a; `5 O$ h; N X/ |
- }! K1 w5 E: l( E, P
- .dropdown-menu {5 T& i7 l0 ]$ f g% X7 u) |
- background-color: #ED3E44;' z3 x. S+ y5 ~4 O
- display: inline-block;
2 g( k) R+ l7 @2 A - text-align: right;6 L' E) k: I+ ? l7 h) s' H
- position: absolute;, v" H+ ~; P& x y( `
- top: 2.5rem;
$ O4 K4 b$ }3 a8 r% f* r/ z7 } - right: -10px;, i! I, v+ P' O& z G" r: ~: b
- display: none;
" P0 `+ p( Q3 n3 d! M - opacity: 0;
6 U( ~" K ~4 n: q, V - -webkit-transition: opacity 0.5s ease;
8 J8 e" }' r+ t; I* M- b+ _- a- X/ S- T - transition: opacity 0.5s ease;7 O, N8 \1 ?+ T8 o6 u% Y
- width: 160px;
- l; g( s8 S6 }; P. C - }
; o& I4 X4 N# {7 y7 J* w$ g - .dropdown-menu a {" P2 F; c4 r4 L' H# [
- color: #fff;) o# m. M7 ^# X) C# I
- }
7 B" w1 D% ^% Y) y2 L$ B% M% G% y, C9 ] - .dropdown-menu-item {
% `. E) _5 a/ j# c/ N. M1 Z - cursor: pointer;( ?9 N7 I- `% U! u
- padding: 1em;3 _- Z5 n& Y' D* S2 b4 N% `+ H5 q
- text-align: center;$ S8 g$ M9 l+ b0 t# [$ f. V' X
- }
) B( w$ h& j; R6 v. H- f - .dropdown-menu-item:hover {
1 M/ P/ E: T0 [# M - background-color: #eb272d;% V7 b) W/ u" u2 ]- {
- }
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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"> z1 O4 x0 t) M, b- d+ S2 f6 Y. {
- <!-- Checkbox toggle -->
7 |5 G0 R# p! g8 s( k - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 v8 g4 l( A2 E7 U
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 G4 \! D3 J I/ r% `6 N
- <!-- Content to toggle from www.mfbuluo.com-->* _& j4 u* s, j- e
- <div role="toggle" class="toggle-content">' V; B5 b$ ^) b+ Z q
- BA-NA-NA-NA!
- `# `9 b0 n) p" i# | - </div>/ b+ p3 _% }( |0 Q/ Y. m/ A
- </div>
复制代码CSS代码内容如下: - .toggle {
$ o& z# z: f0 `. v- m6 P1 _$ |6 Y - margin: 0 auto;% l9 C9 h0 j+ o7 I4 y, c
- max-width: 400px;
& [* }# c- ^3 v- Y - }
2 o4 E( A. K( r ^1 L( C. l - .toggle-label {
! X3 U2 M6 W' G2 _' D' { Z - font-size: 16px;
. P/ r5 E9 p R' T' ` - background: #fff;
8 u7 g9 p; ~1 r& L" L; o& [7 ^ - padding: 1em;/ m" U1 [6 Z" P' D& F
- cursor: pointer;
; I. ^6 r+ a# c: v& x - display: block;
( u2 F/ x) \& e& X9 v - margin: 0 auto 1em;
+ m5 l7 ^3 Q8 V/ b8 i: r% R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( o# r, d1 x3 f; j - border-radius: 4px;
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- .toggle-label:after {) m8 J$ x/ l. I- | z6 q
- color: #ED3E44;1 L& \! D3 z0 z) b
- content: "+";
4 B q+ X e% j: `4 f - float: right;6 z$ W2 H) N$ Y6 r$ K& h* e" k( s
- font-weight: bold;
% Z& P1 L: B- |* l* d/ v: N3 _* W - }
9 m) e7 S- ?4 |. Y4 N. w- b - .toggle-content {1 h* f) ]$ M$ v7 i) z8 m1 M9 p
- color: #B0B3C2;; o$ g' `' F1 a9 W7 J
- font-family: monospace;
$ p; R5 w. U/ F/ O* q3 `4 h: F; W - font-size: 16px;2 d' R/ M) q: j! ^/ _* a6 W d
- margin-bottom: 1.5em;
2 g* Z9 i: U/ p. p, ?" f7 i( t - padding: 1em;
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- .toggle-input {
8 L U3 B" j" P6 ^2 K/ |3 \' E; T - display: none;
/ T! d0 ^% [! C9 k2 h - }
/ o; z. x1 \* N% S Y! l8 a - .toggle-input:not(checked) ~ .toggle-content {/ r" f% U: o6 O( ~" Q: q$ r, X$ s3 P
- display: none;
6 U t1 U; V- O& z# a' t8 l3 @ - }# N3 L4 C# J6 G; Z9 x3 q
- .toggle-input:checked ~ .toggle-content {2 A$ c4 h5 v( S& R5 `
- display: block;0 n9 W6 |% r# O/ F9 I2 J
- }
) D9 ~8 C w! s4 Z# k, L9 m `# x - .toggle-input:checked ~ .toggle-label:after {9 \% I/ [4 b9 A; F% Y
- content: "-";6 n) f9 ^1 ~5 n$ t n0 o. {! s
- }
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