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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!">8 K4 |6 X; t- _2 I0 @. K5 y
- Label for your tooltip4 o m- ~9 o. H9 ~. a
- </span>
复制代码CSS代码: - .tooltip-toggle {; R; i/ d( m4 j y6 Z+ x6 R
- cursor: pointer;
! r# r/ U- m% }4 K - position: relative;
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- .tooltip-toggle svg {4 u# b w- j, F, Q! d: t
- height: 18px;
+ Q8 @3 h3 { Z, g; I - width: 18px;
- M4 A* E1 `: t- n+ X - padding-right: 0.5rem;
2 z. {3 [# |8 E+ `% | - }
! P l% x( ~& d5 U - .tooltip-toggle::before {
3 a: b9 Z9 G. }2 K - position: absolute;
7 Y$ G( ?4 t" I' X3 J' J# h - top: -80px;
" K4 _# ~5 g. V# f( N) y' p - left: -80px;
) e6 g! y! p/ D z. E - background-color: #2B222A;
9 ]+ f& H5 N% o/ t: @, y - border-radius: 5px;
5 x! q+ ?1 a% n* F - color: #fff;
4 x+ l; \) ?9 p: |. C' l - content: attr(data-tooltip);/ q: s8 N, m: t) k1 a6 X j
- padding: 1rem;
" A1 }) z) d$ `$ ^" x - text-transform: none;* F0 n9 R# b- d% h% d
- -webkit-transition: all 0.5s ease;
' N0 ]' N. d1 Q - transition: all 0.5s ease;
8 G* D& m# O3 w! u9 Z6 b* q - width: 160px;5 q; _- A" H3 p, }- X
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- .tooltip-toggle::after {
2 ?: y1 G: [- N - position: absolute;1 Z1 J p s) o: L7 m/ e
- top: -12px;
+ w( M' v; A7 ?8 V( @ - left: 9px;7 b! ? X9 T' q, r$ z" H4 A4 f
- border-left: 5px solid transparent;- O$ G3 j/ E. G4 z% p
- border-right: 5px solid transparent;
3 s3 u$ H' U3 n. L8 q0 { - border-top: 5px solid #2B222A;" X$ x% }6 n+ w# W
- content: " ";
5 c$ r" A7 D" w - font-size: 0;
2 e( n; U' p7 q1 Y# } - line-height: 0;
* s9 b8 L: W1 R# T# a - margin-left: -5px;
- h6 J# W) `6 Q$ q+ X( } - width: 0;- o0 G4 g& N- l, m
- }* I! [( `8 |6 k9 r& t/ j
- .tooltip-toggle::before, .tooltip-toggle::after {
+ K# G n; v0 s) Y - color: #efefef;. K3 J2 R8 R) W7 h
- font-family: monospace;
/ i3 z6 P& O2 l. z: v; f& D% d - font-size: 16px;
% L8 E. ^- m9 }. F5 F7 o1 ]( k - opacity: 0;+ \ ?( g' t5 S$ D8 x7 | V l0 p
- pointer-events: none;
% k+ E' V& }# [( O$ x; L9 [( P - text-align: center;
2 i! K8 h+ @( u, h5 I+ i - }
9 w3 b c" A5 I - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% N- O ]0 L1 c8 M, ?* @ - opacity: 1;
% R8 W! J0 W# W/ f, R: o" G) M - -webkit-transition: all 0.75s ease;; o1 k* g' E6 ~ b
- transition: all 0.75s ease;% y3 @5 y' L& T5 K& _& z. f% }0 E
- }
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">
; V9 y6 z8 e4 p& I Q - <ul class="nav-items">
/ c; L8 v5 ]% h5 s - <!-- Navigation -->
& A# P0 w: _9 s9 v2 ` - <li class="nav-item"><a href="#">Home</a></li>
1 G$ ?- g+ y9 Y3 }' E - <li class="nav-item"><a href="#">About</a></li>) `( G D" V$ ?$ `; j
- <li class="nav-item"><a href="#">Contact</a></li>. |8 `+ h( {! K, A8 @
- <!-- Dropdown menu -->+ X* [& b! J, W. V4 G2 r
- <li class="nav-item nav-item-dropdown">. j- `- A& r7 q9 K
- <a class="dropdown-trigger" href="#">Settings</a>2 g0 U2 c* ~8 f8 ?. ?) s
- <ul class="dropdown-menu">
8 O& z9 E+ O. ?8 m9 A2 K' n- h4 z - <li class="dropdown-menu-item">
- q0 R. ^) ~8 v+ Q - <a href="#">Dropdown Item 1</a>5 u- X( [' M% S# o+ {( e% q
- </li>
5 j: E. U) n! `) d$ w; j - <li class="dropdown-menu-item">
4 U3 n: @0 `6 l: u - <a href="#">Dropdown Item 2</a>
+ z& @3 ^& B# x5 q$ |1 M - </li>* z/ ~! @8 ^. h9 i: z- A4 H
- <li class="dropdown-menu-item">
) V3 |+ `! B& o5 B! x. e - <a href="#">Dropdown Item 3</a>( P5 Z, x! {# Q0 _0 h" `
- </li>1 j" U' [+ d2 G8 m, \
- </ul>3 w0 ?2 T5 a* U& |/ ^5 L
- </li>
, a/ T! D: l; N+ z: ?0 E - </ul>
2 c/ p( \ H7 y - </div>
复制代码对应的CSS代码如下: - .nav-container {
+ Z! ^8 n6 K: A$ A, K - background-color: #fff;( D% n8 S2 o @" l1 g# s2 Q2 Y
- border-radius: 4px;
# a2 U0 e8 s8 }- T' C& R/ d - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 e# e! T, M0 ]) k- T7 \
- padding: 1em;
6 V7 X$ }$ n- H - border: 1px solid #eee;/ g5 m" l: h5 z$ m9 P, i
- display: block;% p; d( T& A* s$ s3 ~9 l
- max-width: 400px;
7 d3 m/ {. S3 Z- Y- L7 ? - margin: 0 auto;; g: s* S- i/ D' B6 q; @
- text-align: center;
- r4 [9 x$ b- t" k% E# K- D - }
1 w; ~* I7 R" ? _: y; { - ul,
$ l( U- |. q4 U8 O& Q - li {' \* i* G/ S0 q
- list-style: none;; c, o5 g+ H: q# H
- -webkit-padding-start: 0;
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- a {
2 y; R; g8 E4 ^ - text-decoration: none;
. Z# s1 ~. K& a7 M" r - color: #ED3E44;
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- .nav-item {
1 N0 b" `% G- J# v3 v4 b - padding: 1em;! s! w2 U8 X4 w7 \6 u* u
- display: inline;) z. H6 I7 i/ P8 }& f2 h
- }
* B& ^. M+ `8 s: Q1 n - .nav-item-dropdown {
* W; i, ~* H2 ]5 v1 ? - position: relative;# U: E: f5 K6 m: p! J' d1 ?2 n
- }
. K9 s' F+ @7 E, ] i - .nav-item-dropdown:hover > .dropdown-menu {
. w/ U8 U& I+ p2 O- `, H4 V7 H - display: block;
; f5 s3 K6 E/ N/ P3 t1 p - opacity: 1;
$ _/ l" y* U; t \, _3 R0 a - }
$ ~ k: `8 C; x) E: E6 j+ h - .dropdown-trigger {
- U+ }/ Z* `' ^6 l, O, {0 n - position: relative;+ L7 i+ L% s( D4 |
- }
$ H" r, u& e! h - .dropdown-trigger:focus + .dropdown-menu {7 V* f! ~% j. T" ?8 p d
- display: block;
3 Y, P: u. |. x* H& X+ j - opacity: 1;' C! I9 s7 f+ j1 c! [) Z1 l7 c
- }- f* }) B0 `0 L! y& Y T8 w4 C. _
- .dropdown-trigger::after {- i) ] c& _( H. t; b
- content: "›";
' u5 Q$ p8 B1 ~' _ - position: absolute;
- O" f) T/ ~( J# E - color: #ED3E44;
+ U% V* ]. P' A: B6 }; y, A% e - font-size: 24px;
( a5 W5 @% H- C% O9 m% | - font-weight: bold;
$ _7 r/ O) _+ y# t* j - -webkit-transform: rotate(90deg);" Q8 d$ U# a. M& @# n2 v; [+ t
- transform: rotate(90deg);
5 ?" X3 B# O9 u$ t. R, j - top: -5px;
W" g5 n5 ^% N* w) b - right: -15px;
7 i |: [' o% }5 y" K, A - }
, r& c+ m9 X6 X3 E1 B9 v, j9 F# j - .dropdown-menu {: u- u7 H- q; |8 s) k, D7 e: Z- g: X
- background-color: #ED3E44;' Y: P4 V) r. d& E+ U) B- J; m' d
- display: inline-block;
6 m7 V- a/ J) M6 X8 o2 ? - text-align: right;* U7 W5 U' `" [0 U/ j0 r
- position: absolute;6 r! L( L8 o/ I1 C
- top: 2.5rem;
j- i2 e1 U7 A7 T! ^* G# ^ - right: -10px;3 e6 I* S; p3 U( h: n
- display: none;1 z7 q8 U9 ]' b! C n- [/ e
- opacity: 0;7 u3 z [' z; J: c5 u8 n9 d
- -webkit-transition: opacity 0.5s ease;# N+ F) b- T, m2 _( u. J% p9 m
- transition: opacity 0.5s ease;
$ c4 K7 I* J, g9 e7 ~- \2 z - width: 160px;
- S0 ]) N' M; n - }
5 k: J: ~0 w/ e4 } - .dropdown-menu a {) J* S, v& [" e# r, s
- color: #fff;
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- .dropdown-menu-item {
, [+ p+ T1 z3 i" N. M+ \ - cursor: pointer;
( m9 z/ q) |8 {% S - padding: 1em;. M8 A! Y) J d a" I
- text-align: center;3 L! M( P4 {) I7 _6 T: m
- }4 d! s, }1 c+ n
- .dropdown-menu-item:hover {
0 X: s, p( x9 D' p; R* S - background-color: #eb272d;% l* Z. [. u) w# i+ I( D; m0 Z3 I
- }
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! A0 @2 a* z2 Z; O5 @2 w& U可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* y. _" }+ g/ V, g# `6 Z$ N1 X
- <!-- Checkbox toggle -->
3 |/ V3 A+ Z5 g M# F - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% Z5 s+ \1 _" U2 Z" G
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ S' {: e3 V y
- <!-- Content to toggle from www.mfbuluo.com-->
- I9 R1 i# E+ r; f) a% \& k$ B - <div role="toggle" class="toggle-content">
B& o6 }/ g9 L1 C5 f - BA-NA-NA-NA!
& S Z- P* P2 b; f$ s" B; c, t - </div>
$ R; s4 P6 U2 r g, R( I) t. k - </div>
复制代码CSS代码内容如下: - .toggle {
@# p7 M) H' D - margin: 0 auto;
4 W: E# m7 k0 }9 s9 Y1 k - max-width: 400px;
8 b* e& n5 G4 r - }7 J: V" p+ Z* e) D4 h+ y$ o/ V
- .toggle-label {! M0 R6 G, ~- L, o$ v0 q+ S% l
- font-size: 16px;
1 [7 Q1 [* S, ]& F6 X } - background: #fff;: C& R0 n* ^; @# S0 F7 h+ i1 i
- padding: 1em;
7 }* ^0 m- W6 v* M - cursor: pointer;/ N$ f2 O/ r, ~* c) Z" p2 K
- display: block;. e3 r$ u! ~5 {, s5 u
- margin: 0 auto 1em;
+ @) d) N) s7 m; Z6 B$ ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- `5 y" n; M" I9 U
- border-radius: 4px;/ n9 n' o+ n7 V$ n, H+ c: j) y
- }! ^) x9 ?; ]3 z T5 m. P" y
- .toggle-label:after {' g- A! e2 K' I) U# y9 j
- color: #ED3E44;' S0 a5 a: F- g+ c
- content: "+";
* y5 U: ]$ X1 R; \9 y+ N# w - float: right;& Y2 n# z: v' B5 C
- font-weight: bold;9 l9 K( D" |3 [6 K+ T
- }0 l) u, l- i5 N! ]$ d7 X" T* j
- .toggle-content {( X$ c1 O y. F' e7 v5 D( Z3 O
- color: #B0B3C2;! x( k9 Y* ~/ h) H
- font-family: monospace;
+ Q3 t* L( x8 `; h6 Y4 t - font-size: 16px;
$ C3 I |4 s; {# u/ V3 C( G& \ - margin-bottom: 1.5em;. K9 w2 @5 b! x
- padding: 1em;' X$ L3 M9 p1 b3 G0 m! h
- }
/ ?7 n4 S* B, n$ w - .toggle-input {( O' E9 ~4 ^9 n- v& `0 Z
- display: none;
: r% R4 d* ~4 j! j2 C% r - }! n7 e! a$ o& D" D
- .toggle-input:not(checked) ~ .toggle-content {
( ?, G6 r& C; t- b9 h+ } - display: none;% C2 z/ F9 D. l# P0 M$ |& @
- }
. c6 K. L2 d* [3 p- _ - .toggle-input:checked ~ .toggle-content {
! M, c; ] l4 |# t0 ` |( {: K B - display: block;
! B) `8 K% r, ` H - }
4 ]; f E+ e7 g1 \8 L- l: Z - .toggle-input:checked ~ .toggle-label:after {4 p' u. ?5 l! \1 W
- content: "-"; J: ^4 Y* i# q! n! D: V1 L1 \
- }
复制代码
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