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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!">3 z8 @6 m3 Z7 m- T7 ~6 E2 [, N. f
- Label for your tooltip
0 l1 b3 \/ I7 w5 m4 Z& D6 b6 Q - </span>
复制代码CSS代码: - .tooltip-toggle {4 H7 k/ n" [5 B9 C6 B6 s
- cursor: pointer;6 ~+ y% {% ^& x1 k1 D" E. Z' D
- position: relative;
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, x, c$ e7 X( R, [, x4 |: u; q - .tooltip-toggle svg {
( ?7 f& F0 A+ Z: e4 [" f - height: 18px;3 o: H# d/ d, B3 v
- width: 18px;
& L# h' n7 C' p6 i7 `& t - padding-right: 0.5rem;* Z( }7 e3 z: _
- }' ~4 \) O1 }2 y( D, S
- .tooltip-toggle::before {0 X9 E2 r6 g1 q2 |! ~
- position: absolute;
5 e: N$ `6 o; {/ i# l% E - top: -80px;
9 ^+ X l, H2 p+ T6 v9 n - left: -80px;7 @0 N6 y4 m) h) c/ {- f
- background-color: #2B222A;
/ q. y n Y6 ]+ L& _ - border-radius: 5px;
, m2 P5 z3 \/ a2 u0 D! ?4 o) Y - color: #fff;/ t, D8 j) Z! w4 z4 g# ?; @; w; B4 t
- content: attr(data-tooltip);
8 H& }2 p5 z6 A/ K% {. @ - padding: 1rem;; Q1 t9 ?- `. M2 ]) m, J+ G
- text-transform: none;
& @) @% B! s2 E$ N, M! U - -webkit-transition: all 0.5s ease;
# X4 Y7 \9 o2 z - transition: all 0.5s ease;+ p/ \; F9 ~2 l( ^8 L8 J
- width: 160px;
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# \8 T/ {; W1 H' b! z; i3 x - .tooltip-toggle::after {% e: N1 F5 s2 ]2 q4 a' v
- position: absolute;& H4 e9 I0 ] m+ k5 O. E
- top: -12px;3 `& x' E: ~ f0 |8 C
- left: 9px;/ }% x8 c; d, q$ B7 `
- border-left: 5px solid transparent;' O- i# @) \9 f3 V- D3 a; h
- border-right: 5px solid transparent;
- E% O4 [; W4 M% K - border-top: 5px solid #2B222A;
. ?6 K; l0 y1 c - content: " ";7 H7 Y' p r) u k* b
- font-size: 0;
4 A) i3 t( b V/ p/ T" Y& e - line-height: 0;
% j, \' n% b) n' T! S - margin-left: -5px;3 y" S, C/ g% R: D* n
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after { T! q( _9 B E/ u" e
- color: #efefef;3 H- d* a6 K0 f( T/ Z
- font-family: monospace;
9 y, t, T' ?! ^' x1 \3 d - font-size: 16px;$ X5 q' S, b8 D# y. C" y
- opacity: 0;
1 \/ `/ H* Z4 R& x2 P( ?& h3 I - pointer-events: none;" s) p+ \5 R* U% M1 e* q( J! P t
- text-align: center;
+ H! J8 ]2 ]: `7 v, f7 Q+ { - }
8 T9 l8 S% L0 x$ s1 z- s6 w - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 v1 t, M9 ] A! a: N1 z) Y - opacity: 1;
* h$ r/ m, L' s* S) c - -webkit-transition: all 0.75s ease;
h6 X) X% j' q# |( f4 s2 r - transition: all 0.75s ease;
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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">0 N+ m3 l! g B; h9 x4 E* _) Q
- <ul class="nav-items">5 T: L- p$ v0 q- f. L6 X
- <!-- Navigation -->
( ?8 H; h$ u f" D: F - <li class="nav-item"><a href="#">Home</a></li>
, J7 \9 a/ @9 C: \ - <li class="nav-item"><a href="#">About</a></li>
0 j- i& n8 \1 [7 v - <li class="nav-item"><a href="#">Contact</a></li>
+ c4 ^' y* g6 G: q$ O- x - <!-- Dropdown menu -->
/ b1 q6 z/ {# A - <li class="nav-item nav-item-dropdown">& A/ y; D) [ l6 m1 ~7 [
- <a class="dropdown-trigger" href="#">Settings</a>4 ^' `8 E$ Z7 q) R/ H% [. p! {3 N8 M
- <ul class="dropdown-menu">
8 w, q( X8 |3 j: k6 g C8 X" c - <li class="dropdown-menu-item">6 x6 t' H G9 c' a! b& [$ }
- <a href="#">Dropdown Item 1</a>
+ D5 d! i0 {1 T( \, s" [- ? - </li>
! m9 P8 s' a- i8 f( i% \4 q - <li class="dropdown-menu-item">$ ]" z7 s* b; D
- <a href="#">Dropdown Item 2</a>
& j7 ]% G( E& J1 F - </li>; ?3 u5 U7 z& h6 o2 C" v6 Q
- <li class="dropdown-menu-item">
) m% w& ?/ T _! B- Z- R. Y5 Z3 q6 a - <a href="#">Dropdown Item 3</a>/ p' ~3 a* ~7 F% b" R. H; Q4 i7 @) Q
- </li>
8 g; e& h U% V - </ul>
: V$ R1 i z+ @$ g - </li>
* ^- z% _6 o" f& u - </ul>
" _0 `1 ?3 g. ^: v' ^ - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 Q2 ?% M5 [/ } - background-color: #fff;
7 `. P1 X/ B0 T/ w - border-radius: 4px;
+ A9 B) j6 U9 ~, p/ q$ \9 d: P0 | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 \4 g! M8 ^, |. P - padding: 1em;: D* `+ Z4 {# N8 J4 j
- border: 1px solid #eee;
" k5 K" J9 M* \& F - display: block;
6 h3 ?/ x9 j* w. s( M+ ^5 j - max-width: 400px;
& }" ], f5 m: S! Y - margin: 0 auto;
$ r& |; A$ _% O6 u) S( ?7 M( c8 N" s; y - text-align: center;
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5 E4 v8 t; m# [* ~ - ul,
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- list-style: none;; ?! `- t8 [" c& O4 y
- -webkit-padding-start: 0;
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- a {7 V, B s; y7 g& I" A6 Z& i
- text-decoration: none;2 A v* Y4 L5 g
- color: #ED3E44;+ F! F5 w7 n6 P/ ?- a) P# ?+ u0 ^
- }1 _' D' T( z' s( C9 |4 y" Y
- .nav-item {
- x1 b. d; Y8 A+ ^3 f - padding: 1em;
/ p5 l% H! a/ x, d* g7 X. I5 ^ - display: inline;
6 V+ \) t( z/ ~( N - }
- S3 S7 E9 }+ z3 B - .nav-item-dropdown {
2 J) i: [6 v- S+ i8 c% @( {' f - position: relative;; h, f& s0 C! v! v7 I0 G/ C' i
- }2 h8 C( E4 l' X- N7 w6 V) u: \" K
- .nav-item-dropdown:hover > .dropdown-menu {- i' @; ?2 \; @; D) [/ k
- display: block;
- w1 Y7 q$ k/ O- ^( k - opacity: 1;
7 r1 l' L B4 \6 f6 E - }
" F& l% A& U F0 C1 Z - .dropdown-trigger {" c+ L2 ?0 ^0 I8 @
- position: relative;( C |8 N+ H5 n8 Z1 @
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- .dropdown-trigger:focus + .dropdown-menu {6 |0 L+ [2 U" s" S7 a6 A, Q/ X
- display: block;
G) E/ y7 V: j ?5 {' N6 F - opacity: 1;9 w( [+ J1 L. t3 Z8 G
- }' ^+ u- L( M/ ]1 d6 v
- .dropdown-trigger::after {8 _7 v, d% |8 V ]0 A( ^
- content: "›";7 Q6 A* K& s, I* m0 z/ k
- position: absolute;
7 |" z" n, \& o. @& m; s - color: #ED3E44;0 b( v, X3 R# `. u
- font-size: 24px;
& C3 }8 k4 G- ` - font-weight: bold;
4 p" C" p4 P5 A5 }/ E: O! I) q C - -webkit-transform: rotate(90deg);
% I3 `3 _8 g: J3 {' N+ ^# j8 d6 B; Y0 Y& M - transform: rotate(90deg);% n8 r* I9 ?. E$ {& B
- top: -5px;& L6 _# j, v! ?4 e0 p. I& e
- right: -15px;
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- .dropdown-menu {+ a* s! @+ V2 e7 q& H
- background-color: #ED3E44;, |9 f6 l, v( r/ m) J/ C
- display: inline-block;
E8 n3 V9 V8 }4 j - text-align: right;
! a) o% e9 e+ h$ Q - position: absolute;
3 z! m1 @9 t3 E& C# ^6 i - top: 2.5rem;
1 ~& E L2 f, X- S" _8 Q - right: -10px;
4 D6 m0 Y8 p5 O2 { - display: none;
4 m- @/ I8 E" ~& { - opacity: 0;9 d: M8 [* k# d. a: b
- -webkit-transition: opacity 0.5s ease;* u" y+ U/ S$ D0 K* Y a, s" O8 ]
- transition: opacity 0.5s ease;- q3 [6 D, ~( b3 p
- width: 160px;- e+ i C4 N* u! P6 ]! ?1 h
- }
" e1 p/ q- I0 T - .dropdown-menu a {
/ p" F7 \* P% a0 v. J9 u/ a - color: #fff;
9 c! j6 X( R4 b: T( M. x T+ O" F - }
# P( W; C9 F" \& ^( @1 V - .dropdown-menu-item {
, p/ G# G( i$ Y2 [' J9 y - cursor: pointer;- K5 w8 Z; h: L/ N% C
- padding: 1em;* k- H# F$ E6 B+ T+ G
- text-align: center;9 @1 Q+ L8 v( n0 t& ~* R- R8 A
- }; K+ q$ ]1 V6 d/ d: y) F- D
- .dropdown-menu-item:hover {8 C1 a8 A0 p7 M* j0 w3 p3 I
- background-color: #eb272d;
# A( V" o! I) `* [& K; y - }
复制代码 / D6 q/ _9 Z4 E7 `8 w1 w) B& }
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 ~7 }6 X+ K" g8 @
- <!-- Checkbox toggle -->
' U/ ~- Q) c4 _/ o - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 d. Y) t1 B! [# `( @" b% w - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 R0 S# K/ m6 J, H+ M9 Y# D0 o
- <!-- Content to toggle from www.mfbuluo.com-->
3 u+ n7 i& v$ m( g3 r - <div role="toggle" class="toggle-content">
4 w; I6 n! W5 p8 {/ K9 }0 s& f+ ` - BA-NA-NA-NA!
# K5 P" z/ W7 {# h8 ]+ g' `: c - </div>% @: P1 f7 F& w5 N5 v
- </div>
复制代码CSS代码内容如下: - .toggle {
& \ Y1 s' O' B2 B8 u; V- U$ D - margin: 0 auto;
# L5 {( c! x- j4 G9 M! K! w, V& H O - max-width: 400px;8 @ o8 y+ {" m
- }
% V% S7 ^! R. V1 N* \) r1 Q - .toggle-label {2 N, k8 `; t& S) `% [5 ^! o: ~5 v
- font-size: 16px;
: [# y9 ?7 f4 \" l2 O6 h1 f: S4 W5 C& r - background: #fff;( m" r" u1 ]( P% _% j
- padding: 1em;8 e2 Q/ L: D% N0 h3 T
- cursor: pointer;
5 a! Y0 G" N0 D4 _2 r" X% D - display: block;0 n/ ^$ z H8 {0 D
- margin: 0 auto 1em;
' }, m% T( Q% {1 W# ? - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( a& p u8 @' K6 M; N. c! X# t
- border-radius: 4px;
$ w9 {; ?$ I- j j: U5 h - }
6 ^; P) o! g$ m* s' ]3 _. J - .toggle-label:after {' ^+ |1 J- b0 |- u7 Z! @6 x/ @
- color: #ED3E44;
7 K* I9 [0 k+ |+ |3 y - content: "+";
4 }) E0 X; ?% N - float: right;
7 Y ]* M1 n! m( ^5 \, |; y - font-weight: bold;
K- W: k7 X+ j3 q7 e - }5 I9 D+ _) J. b+ J) P9 J7 a k
- .toggle-content {
$ J& s \' c; W6 l) V! @4 S, J - color: #B0B3C2;% b9 R g2 z# N3 _* G9 D- u
- font-family: monospace;( r% G+ j) E+ M! n* @ {
- font-size: 16px;$ S7 @: g. R) W
- margin-bottom: 1.5em;8 b! b, c' ^8 e2 Y/ T- ~
- padding: 1em;" G. e) K8 V, \4 Z7 N P( G
- }
, P- \0 h7 p. [) K9 T - .toggle-input {
; Z- J3 |4 R: O- Z7 H4 i/ _ - display: none;" v/ V* s0 z: \
- }8 Z: O- c5 Y* D
- .toggle-input:not(checked) ~ .toggle-content { P( ?3 ~8 `3 K+ p, Q! z1 z
- display: none;" b! Q* A% W3 s' D( d
- } {6 d; {7 } H9 f
- .toggle-input:checked ~ .toggle-content {
, E* Q" d2 F; | - display: block;5 U# Z' m7 H3 \$ {4 F
- }
9 I" d- T1 V. l - .toggle-input:checked ~ .toggle-label:after {) @' L" X4 N, W7 G2 v" z6 Z" x
- content: "-";' j/ P O' R7 F# d
- }
复制代码
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