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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!">; [2 u/ T! q, w( z, w
- Label for your tooltip6 y& i/ `+ F, O) N
- </span>
复制代码CSS代码: - .tooltip-toggle {. L# U% @3 b# p# v% W7 l
- cursor: pointer;' J, x3 m! H/ g
- position: relative;
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J. W, ?3 ^- e3 ?4 d; W8 ` - .tooltip-toggle svg {
3 B1 Y1 W2 _" D; p' p - height: 18px;
$ s7 x6 Z* ~6 J9 Y' C% u. S - width: 18px;
( m! [1 F: Q, R, N - padding-right: 0.5rem;
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- .tooltip-toggle::before {# _4 m1 T9 o0 Y& E
- position: absolute;/ U% ]! ?9 g/ Z1 o, Y
- top: -80px;
; ~7 ?6 U! d# s. `8 I - left: -80px;- i/ A$ }: r, x/ T1 q
- background-color: #2B222A;
0 i9 S* E/ b6 K7 a# Y - border-radius: 5px;
W' L- @* x! ^/ Z - color: #fff;6 g e; M$ \7 C2 v
- content: attr(data-tooltip);
r2 V' z. d. }* ~ - padding: 1rem;, f, U$ w. k' y8 K
- text-transform: none;6 v; g* [( K& o; t
- -webkit-transition: all 0.5s ease;( e2 l, b" L9 [
- transition: all 0.5s ease;
$ @( x5 c) X4 [ - width: 160px;7 f3 f( Z6 A* \1 u1 S
- }
3 x% q; u! c2 P1 u( Z- T2 X - .tooltip-toggle::after {6 U' s e5 _! a, C; r( L; G
- position: absolute;4 I z5 A9 X# k( g% q9 X
- top: -12px;
7 |9 B9 B( @* n) V1 C; r - left: 9px;) `: v) p" L9 R; K& j0 W
- border-left: 5px solid transparent;& r$ Q! \4 F0 V0 y$ Q5 ] l+ z
- border-right: 5px solid transparent;/ D/ k8 _6 l3 y1 U8 }( N* L
- border-top: 5px solid #2B222A;5 V- t; E2 X- L r* c4 z: G6 v# U. r
- content: " ";+ Y7 ~# _ g1 v$ l+ w! a0 |1 \" F
- font-size: 0;
; ?' ]8 d; s/ I w8 H# v - line-height: 0;% R1 l3 d0 ]+ ^6 O# D. \& x) a* b
- margin-left: -5px;2 U% s$ m' o0 z f; y8 ]
- width: 0;& d. Y. d- Z& }
- }
8 n4 T- Q4 |0 x) Z2 H* i6 v - .tooltip-toggle::before, .tooltip-toggle::after {
; F8 q) S6 m ?" c% ` Y/ i" ~ - color: #efefef;
* |; {4 [# Z: o' }8 {, z - font-family: monospace;' q4 E4 D7 u3 B
- font-size: 16px; E1 E% n& V- U- E3 X# o
- opacity: 0;$ m8 u1 X: z4 q% F7 L
- pointer-events: none;
7 ~6 q; {( f0 R' b6 Q& l) w - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ m1 }$ G. z$ L( N8 ? \1 s
- opacity: 1;
0 r5 ~+ d7 y2 L6 E5 A! ` - -webkit-transition: all 0.75s ease;
3 s& N5 U' F; O6 o! j* g: w - transition: all 0.75s ease;) i6 \* G6 J& T
- }
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">* h4 d' t* l% R! ]1 m. r, `
- <ul class="nav-items">0 \) B5 D/ W* g' n1 f! }
- <!-- Navigation -->
: K# ~# ]$ p6 W. s! u7 M# [' M - <li class="nav-item"><a href="#">Home</a></li>
4 f3 q9 \! s3 _, ~$ j! g& } - <li class="nav-item"><a href="#">About</a></li>
4 @) ~" l2 d T1 V1 M+ C - <li class="nav-item"><a href="#">Contact</a></li>
/ H, `8 T0 r0 R) ` - <!-- Dropdown menu -->
1 {$ z$ l" S9 @3 Y; Y2 n - <li class="nav-item nav-item-dropdown">3 V: j+ o& ~/ ~9 v9 k
- <a class="dropdown-trigger" href="#">Settings</a>
' k1 |( D: @2 {6 q# J! M - <ul class="dropdown-menu">9 B w( n. t4 f; `0 T4 A/ T
- <li class="dropdown-menu-item">
/ W9 f+ P8 V0 r8 Y1 g1 w, S - <a href="#">Dropdown Item 1</a>& b6 N5 x3 n4 ?, O+ d& \
- </li>9 Q8 i; I: Y; ^! E0 z k2 n3 D
- <li class="dropdown-menu-item">1 z/ J9 S' n5 r1 x
- <a href="#">Dropdown Item 2</a>8 m% i- k; f3 ^3 t: `7 G6 ~" [
- </li>
& }3 |" U2 f; B& H2 T5 E* Z( Z - <li class="dropdown-menu-item">/ [/ v% V1 L4 n1 d/ Z2 E$ A7 G
- <a href="#">Dropdown Item 3</a>
/ [% i- Z4 k" V! ^) c - </li>* }5 E; N8 C: v _* g7 d7 L
- </ul>
/ O% j& q; u4 {2 z! L" q$ s2 A6 h - </li>" O( z; j# J9 L0 d) Z
- </ul>9 A( X! |/ W" q. H8 \0 M2 O
- </div>
复制代码对应的CSS代码如下: - .nav-container {3 C9 r# l: O) V/ r1 G# g
- background-color: #fff;
) Y. Q( _3 F8 o+ ~& V+ m6 e) ^ - border-radius: 4px;
7 S) ~9 C+ i! d* U% c3 \! B3 Y6 u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 } g$ J1 @6 C2 ~ - padding: 1em;
; g' d- i; O+ L k9 q; D* t - border: 1px solid #eee;
' { g# L2 Q7 H( J8 y2 ~; J - display: block;, F. h) q9 n0 T+ @' g- G
- max-width: 400px;8 J. W) V% b" J- P( D3 h8 V1 n
- margin: 0 auto;0 g8 N- C7 m% T; x
- text-align: center;
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2 T) k% P- W8 f5 t9 p - ul,
# k- t9 Z) Z z+ {3 O2 N0 d - li {1 D% \/ z, s% _5 _+ C; L3 A" M1 x
- list-style: none;! x; H9 C' k9 |! C& l R
- -webkit-padding-start: 0;
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- a {% q( r. v( N& p
- text-decoration: none;
5 C9 X: g3 W( ^: V) w6 c! _ - color: #ED3E44;, l4 X, Z; ]) |( \7 S
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- .nav-item {. k/ ~ l" V1 E# Q, C; p
- padding: 1em;& k- {; a1 Q3 p6 O
- display: inline;
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! B( n$ h# R1 k: J6 ~' C" c$ i$ \ - .nav-item-dropdown {
+ z# Y- i/ ]6 Q - position: relative;3 V/ _% j( v! L
- }
+ W* E) A# z) X9 R' H+ U. x o - .nav-item-dropdown:hover > .dropdown-menu {. K& L b1 q3 _! v- ]. y
- display: block;
+ N Y, L) E Y' p; T, t - opacity: 1;
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# @$ q( I$ y; C* l; A7 h- l - .dropdown-trigger {
5 g6 ^6 ]' G$ q& u4 V* K6 z* i - position: relative;, P+ _; i) H; |0 ^9 |, i# m
- }; W5 U& I9 z, |' U( O4 D
- .dropdown-trigger:focus + .dropdown-menu {: D* Q" q' C9 k" l6 a- P) h
- display: block;
! v# W V, B) b0 T - opacity: 1;
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- .dropdown-trigger::after {2 D) k# P e- h. u
- content: "›";2 _6 |: l; M+ j. l- Q
- position: absolute;
7 f0 a4 \8 k' l+ K: W. {* C - color: #ED3E44;
6 ^" d, H6 w0 ^. w! t, ^ - font-size: 24px;& r- X3 o- s& _3 G4 \% [: S
- font-weight: bold;* F: W: g' J1 T. Z e5 U
- -webkit-transform: rotate(90deg);9 w+ j# J& A O3 G. x5 ?
- transform: rotate(90deg);1 H, \+ C0 {: c6 y+ I- j
- top: -5px;3 }7 c9 u* }* Q5 R7 m! z- E& v' c
- right: -15px;
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- .dropdown-menu {9 {; {, [2 f+ \2 `" B @- x2 v$ @
- background-color: #ED3E44;
1 ~5 V- `5 d" J3 W/ s3 f- B- o3 k - display: inline-block;
3 P1 m" @. z2 Z' O - text-align: right;
( o! }4 H6 Y P! ]7 Z6 T0 Y7 d - position: absolute;
( l2 w$ D% \, x, w - top: 2.5rem; t0 C( l, ^/ [+ _ [8 _1 r
- right: -10px;
! ?3 U, B; Q# c. H% b - display: none;
! v9 z. l2 e! D4 k0 n - opacity: 0;4 q) h8 V; F; ?% H
- -webkit-transition: opacity 0.5s ease;# d. x6 F7 s6 ^' d9 ?
- transition: opacity 0.5s ease;9 t3 Q' @- _; a2 f
- width: 160px;" y+ w" X5 {% h
- }. }9 d8 c( B3 ~* L; B" e. E1 [
- .dropdown-menu a {
; K% Q: S9 n* } v6 m8 ]+ d - color: #fff;
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- .dropdown-menu-item {' ^ x3 r8 i4 E u4 F$ Z* ~
- cursor: pointer;
+ _. z6 i8 T- p8 ]. J - padding: 1em;
; J, U' T0 p7 E4 z5 C - text-align: center;
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. V7 K1 }" u* x4 b9 E - .dropdown-menu-item:hover {; Z( k8 W6 k) M* h# F/ \
- background-color: #eb272d;
- R. G- Y; z, | - }
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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"> g8 \ C3 Q; A/ b. F" K2 J
- <!-- Checkbox toggle -->4 v, E5 G: _- x- X. ?
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 w- p( F# A* p% i$ e- Y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( j: G3 K8 V6 e1 q" r - <!-- Content to toggle from www.mfbuluo.com-->
! G- I0 ?/ S* U) ^" \% j& C) l - <div role="toggle" class="toggle-content">0 v; J" Y/ ]) a" \) C4 p8 S/ Q( `
- BA-NA-NA-NA!
7 j* ^. r! H( _- N j$ U - </div>2 z0 c7 F2 W3 W8 b3 Z
- </div>
复制代码CSS代码内容如下: - .toggle {
2 b% b8 O, t2 b! X% T3 R# i - margin: 0 auto;
/ B9 f+ U1 U, h/ J- y/ k' x& j - max-width: 400px;
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& `3 f# ?# v( X% p7 f# | - .toggle-label {3 h# R' ^ L7 e9 _3 A2 D. u- s
- font-size: 16px;
, I$ c7 a$ ^: `5 \4 M v% c - background: #fff;* _# x: _5 Q& E0 k L) r
- padding: 1em;3 \ M! S1 I; r2 L. G
- cursor: pointer;
8 k. K, i" i! v - display: block;
7 K" O' T3 y& {) w - margin: 0 auto 1em;0 F- n0 Q# I$ V4 `3 D
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 L/ n7 R. z2 l; L9 s* a
- border-radius: 4px;: W( W0 l/ ]7 T, [# v% z0 S+ Q* }
- }
+ G; D7 y4 C9 n8 a# D - .toggle-label:after {3 I" Z8 x# Y5 U8 ^) O
- color: #ED3E44;4 R) @% \" a2 W$ j% @$ Q1 {
- content: "+";( K4 M% ^/ {, [# W9 L
- float: right;
0 b4 W, b0 y# ~1 c# {% b0 _3 H - font-weight: bold;* ?5 s* i% f$ ^9 Q* g# K& ]
- }
1 Y0 w0 K0 M a$ q5 J2 U - .toggle-content {
9 C3 a' Z8 U, L& y+ C5 e% B - color: #B0B3C2;( p8 Q' M4 q2 p
- font-family: monospace;
+ O/ X p7 a" q3 j6 h - font-size: 16px;, O4 ]% u+ F8 h: o; O
- margin-bottom: 1.5em;
1 C8 K* o+ ]4 {6 r - padding: 1em;
& k( `1 T( }' R8 G# u' Y8 J - }% a$ y2 l" K1 K. N
- .toggle-input {
% s) j, r) j; B, |, e6 Y& S7 X& ~& V - display: none;
& ^- ?8 p; e5 p- I) W% y - }5 A0 }$ Q1 t% s& A
- .toggle-input:not(checked) ~ .toggle-content {
4 `5 I9 J$ r W3 P4 M) ?6 b - display: none;
( z& m. A, _0 M9 |& ? - }
5 `4 }$ G% ~$ c6 L! F# p - .toggle-input:checked ~ .toggle-content {
; H E- V8 Y; k; t8 y& w$ B - display: block;
/ `3 A/ h2 P; s - }8 g9 D: m$ }4 r. s$ k( s5 n) S. q! B
- .toggle-input:checked ~ .toggle-label:after {" s4 j5 |5 y& @/ f$ J% r: T
- content: "-";
$ U, q& @9 b1 l - }
复制代码
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