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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!">4 F. y2 P; z$ Q% b
- Label for your tooltip9 `8 a n; ~8 c/ ]5 W* g
- </span>
复制代码CSS代码: - .tooltip-toggle {- G; g# O& ?" k8 w7 a2 \
- cursor: pointer;1 L+ S- S4 @+ F7 b
- position: relative;
% ^! m" {/ q! Y6 P+ `1 |6 U& I6 r - }
7 v8 i5 g/ s- m2 d - .tooltip-toggle svg {
1 @3 ~! n7 R& r- U - height: 18px;; V1 |2 O/ S+ \; h
- width: 18px;: e7 S& X5 j6 z1 \ f# E
- padding-right: 0.5rem;
6 `) P- }7 ^) r0 n. J* h! e - }
3 F( @$ y4 K( k4 l) h' a" k0 d: v! b1 A9 ^ - .tooltip-toggle::before {: ~" m0 A# Z7 T, X8 p5 @5 c, g
- position: absolute;9 O4 k5 @4 ]( W8 Z* k0 r, B
- top: -80px;
6 g; s- B% @* V( i% g: S# r - left: -80px;
$ I! }4 X: C& U/ |1 C - background-color: #2B222A;
0 [$ K$ M; b0 Z( r) }6 s - border-radius: 5px;
* e) t: ~$ I( J! e - color: #fff;
D! m; u$ Y; C! f8 { - content: attr(data-tooltip);6 Z7 ^; O/ p7 C8 A+ W" c* ]
- padding: 1rem;$ L7 {8 N9 R+ H g
- text-transform: none;) h: I8 [2 O* r2 w2 j+ i
- -webkit-transition: all 0.5s ease;6 z1 s. v0 P2 F3 N$ Q8 z
- transition: all 0.5s ease;
; C+ D; E2 @0 N0 |% { - width: 160px;
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- .tooltip-toggle::after {
. k9 [$ s. |3 {5 z - position: absolute;
: k9 `( A& J' \- z4 [! ^* U - top: -12px;
0 v5 ]: B4 o+ M - left: 9px;
' o- [6 O$ v3 m2 X) B - border-left: 5px solid transparent;
0 K C7 Q9 V# t0 F: R+ k - border-right: 5px solid transparent;2 c3 W7 g# ?& Q0 F& s( Z) t
- border-top: 5px solid #2B222A;
# u9 ?# g% R) {" Z4 A - content: " ";
6 W$ E$ a( D8 D6 v% G' z- z$ l - font-size: 0;: T+ |6 f' C/ z0 f: `0 ]
- line-height: 0;
( [2 ]' Y# R( Y - margin-left: -5px;
, F( @# S' c2 n - width: 0;% L# y6 @8 G7 E. k
- }7 A! W3 `0 [- C+ e6 c& [9 ^7 o& s
- .tooltip-toggle::before, .tooltip-toggle::after {
5 Z" b5 U, I V; [- N% X! X - color: #efefef;9 O7 O9 o& [, U2 l0 ~, B7 k/ b
- font-family: monospace;" j6 S7 j! W4 _3 S9 T7 ` [5 f
- font-size: 16px;
4 _4 z0 d6 y6 U( I: j; m - opacity: 0;) G: g- ^; }! U% M! @3 @& g' p
- pointer-events: none;
6 v/ r) s+ w# g. b$ @ - text-align: center;! a+ O8 \7 J8 ?( ~7 k$ S; U
- }# m( ~- a+ t0 l$ o( [
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 z4 j' }( U3 J" N
- opacity: 1;( z& I. a7 q7 m$ A L9 d
- -webkit-transition: all 0.75s ease;$ \) ]! P$ H$ _" q
- 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">
% B8 d5 E* |, b( L+ C. k% ? - <ul class="nav-items">+ j8 o4 U1 b$ b! h7 S
- <!-- Navigation -->8 W3 ~) ~: I% W: t% \/ }3 e
- <li class="nav-item"><a href="#">Home</a></li>
: H. W& ]0 Z9 g' b - <li class="nav-item"><a href="#">About</a></li>8 r' j0 R" N" h; P/ t# }
- <li class="nav-item"><a href="#">Contact</a></li>
$ q, `' [) X: @0 }& k% w% ^+ E5 [ - <!-- Dropdown menu -->% w- B" o7 R( |: y# t; H# \. v
- <li class="nav-item nav-item-dropdown">: W0 f; {4 s4 d/ u
- <a class="dropdown-trigger" href="#">Settings</a>
1 {2 ?5 ?) h* N' T8 y. v$ T6 T - <ul class="dropdown-menu">0 V0 v& p6 i+ l Q3 X
- <li class="dropdown-menu-item">
% B5 ]# _$ i0 m r - <a href="#">Dropdown Item 1</a>; q% _! C7 |% W- o: h3 {
- </li>
6 K" Q# A0 m& V3 {, V: u* B - <li class="dropdown-menu-item">
/ [2 J ~7 C; _ - <a href="#">Dropdown Item 2</a>
9 p# m9 v: W+ O: ~ - </li>
$ @" y9 B/ p' T$ H7 o: D% h - <li class="dropdown-menu-item">
6 [2 m, o5 d V3 i+ X' ]- m* ] - <a href="#">Dropdown Item 3</a>
+ g9 p; P, G7 @/ I9 l; E& O& }, W - </li>
; `5 v$ h( W) n H& h1 K4 [ - </ul>
9 {1 }1 G" L8 L3 [ - </li>4 k) d# t5 y& Q, X: O
- </ul>% Q5 _" Z+ a$ K, P
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ B) W5 m& R. o5 K; I9 j
- background-color: #fff;
! k) @6 f U! @: P - border-radius: 4px;
: R; V1 ^, M( u5 ^8 z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 E; }- p+ X: n) R. T+ S" L - padding: 1em;; m Q3 C& x) \5 ^
- border: 1px solid #eee;
& }5 D( F$ k) [" L - display: block;
* C; X* g; X5 @- b, J - max-width: 400px;# m5 _ e% A* D' U# j+ v
- margin: 0 auto;& a1 a% @" E" ]; G
- text-align: center;& c* b/ q" ?9 g/ R$ x
- }' v. A, X0 ^5 s: H' h% p: N
- ul,
1 L, P/ m+ Y, L" |9 Z - li {
/ D& ]- d3 l% {1 F& H( i$ j - list-style: none;
$ L. b' t! J* N* i- H - -webkit-padding-start: 0;
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- a {4 J3 u& w/ `. P8 N F
- text-decoration: none;
4 f# f: W4 l! F* O9 ] - color: #ED3E44;; F9 y5 r" K/ `3 h4 j5 {
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- .nav-item {; F9 F' X$ a6 q8 c8 v, z
- padding: 1em;
$ j/ B/ J: R& \; m - display: inline;6 T. K- W2 r; S% z# f, D0 }6 A
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- .nav-item-dropdown {3 S& m3 u. q- D
- position: relative;5 ~( ]- K" c2 p" o# H* f; ^
- }1 S4 S. _. e3 |2 T6 M3 S. U% R! W
- .nav-item-dropdown:hover > .dropdown-menu {8 x8 z' ]' U& K& a4 P2 f, F4 ?1 U
- display: block;' S) N o8 l. @3 P( ~
- opacity: 1;# O# O2 e* g0 k
- }' w5 z$ q3 {9 Y$ [! p6 h- ^
- .dropdown-trigger {
! T& \; @. K- j4 [% N - position: relative;
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# X# n/ L" `: Y d+ [ - .dropdown-trigger:focus + .dropdown-menu {9 W; d2 t$ Y1 z ?' [, c0 C# I) m6 C
- display: block;' ~6 e, X k/ n* b
- opacity: 1;$ u3 b7 F2 ~3 g; e$ g3 ^- h
- }6 ~+ t5 i R: h1 D5 O
- .dropdown-trigger::after {
# M2 N0 w+ p8 f5 J - content: "›";
! C; B: G% q# a0 t8 D$ H - position: absolute;* |. h0 o* d) n9 j
- color: #ED3E44;% `5 A' `/ f# D6 g9 W" w
- font-size: 24px;
/ L$ v8 P+ Z( E - font-weight: bold;
, p0 Z9 I& C! {' K9 y0 i: B* m - -webkit-transform: rotate(90deg);1 W7 Q8 n; H: i+ m
- transform: rotate(90deg);1 s" s) _# J: j' ]3 O
- top: -5px;9 f7 J8 A: R8 R; V
- right: -15px; g! u& ~3 g4 ~ Y H& H$ q
- }
; [ {; e% Z4 s) a% u" S# U - .dropdown-menu {
1 O# D2 F& Y* D - background-color: #ED3E44;* y% g) L0 O, o: y+ K/ c
- display: inline-block;
1 D- V) d. O7 i7 D - text-align: right;
: ?, r& h5 S8 X9 B6 A5 `" o5 {! d/ M! } - position: absolute;8 I) A6 ~. r( z3 O( ?2 T
- top: 2.5rem;- e8 Q4 G" }) H |* x6 Y( i
- right: -10px;
) t3 j# Z9 ~4 ?. }/ c( Q( L - display: none;$ b i( P" L- ?& O- v j$ i
- opacity: 0;
- N* M# P! @& i+ [ A; ?" B; x6 I5 t ? - -webkit-transition: opacity 0.5s ease;8 G6 u4 c! i# ^4 p! H
- transition: opacity 0.5s ease;
% ^5 l0 c3 z7 B9 o - width: 160px;5 g3 J- \- X2 s0 d3 k( q
- }
* f7 L. ?5 F6 w$ u8 a# i - .dropdown-menu a {
- G5 E: `3 L( Z& X! _! N$ q - color: #fff;% \& ]. P# v! `9 k; A/ p+ t4 q; b
- }' H2 p$ K+ ?! `9 E4 L
- .dropdown-menu-item {0 G$ L' [0 ?( V: ?
- cursor: pointer;
% i; Z+ {7 U5 q0 S2 ]) o - padding: 1em;) X. R, O; [- @1 }' Q4 t R6 i
- text-align: center;! s$ ^' n4 }; {( e1 [/ u( y% G' P
- }9 J6 F( I* i7 E9 M4 {) Y% R
- .dropdown-menu-item:hover {
- d4 E! B) |" A8 `% U9 B; N1 @ - background-color: #eb272d;
' {1 l1 }+ b& T J _" ?6 ` - }
复制代码 * j$ N5 ~; U- g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 z( t0 z5 A# a% J - <!-- Checkbox toggle -->8 Y" }( ?3 U; N3 | _' v1 p6 r ]
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. Y( |( z2 E/ ^/ ^
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
i `5 i& C) |% U - <!-- Content to toggle from www.mfbuluo.com-->9 C. `0 O/ w: \" w% E
- <div role="toggle" class="toggle-content">
4 m* p+ w! i: L/ Q0 Q0 k0 Y/ C [ - BA-NA-NA-NA!, B( l2 l, j, E( }) a: K" H
- </div>0 W- [4 r4 O( Q2 l# g# p X0 u
- </div>
复制代码CSS代码内容如下: - .toggle {3 `" r1 d# y# N
- margin: 0 auto;
! ?+ D2 ?$ S r7 t @: }. v U - max-width: 400px; @' k/ z l! P( T7 W
- }
7 j5 W, {5 U) Y4 ?) p+ k4 m - .toggle-label {* ^) {: ?: x- r
- font-size: 16px;
$ I/ N) |# z- T# Z - background: #fff;* j E! h7 J4 V; j$ X) ]* q
- padding: 1em;
; u# w5 u5 X& E1 |- Q( l7 m - cursor: pointer;
/ f8 `6 H9 U) v& F. T - display: block;
]5 \6 @9 @) J; H$ A; f - margin: 0 auto 1em;
5 K3 w# m9 b- n q2 K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: Y5 _6 ~+ M5 D; Z
- border-radius: 4px;
) ?& C1 R; t! j: A9 t" Z2 _ - }
+ ^( Y& K+ g. M - .toggle-label:after {
# ~5 ^2 @+ H. F4 T - color: #ED3E44;
* V' C8 ~9 t/ ?4 k. l - content: "+";
) E- O- O% W6 F3 @6 _ - float: right;7 n& c+ n/ q, }0 r+ P8 K& U
- font-weight: bold;
% i8 {+ Z$ Z/ p2 z D - }$ t4 u- P2 a( a" \ q6 m, u
- .toggle-content {
7 T2 A' `: v+ [$ M' ] - color: #B0B3C2;
4 ]9 a, Y* C u+ L1 G, ~& d - font-family: monospace;
% Y* G' n# P9 D+ H7 g" E - font-size: 16px;
% P. m( L. ^2 u+ h1 {+ U6 C - margin-bottom: 1.5em;
3 M n6 r; X5 E: v5 r4 R0 x - padding: 1em;' ?, U5 v& K: t: e* |( b) W1 X
- }. f u; n9 l X& k" ]9 L [
- .toggle-input {3 x) F' J# F/ z7 ~3 t9 z
- display: none;
) ]' m5 e5 Z2 t% J% n( _% @ - }% S' k8 H4 f+ q
- .toggle-input:not(checked) ~ .toggle-content {& @' r7 |0 B, d8 }
- display: none;
* f- O$ ^9 x6 O# h( u N% t7 V - }
1 o H% ?, S: S6 a8 n - .toggle-input:checked ~ .toggle-content {( F8 a+ l9 X# D% a1 w+ o9 |
- display: block;' U& B# i5 P# i; x8 r0 T
- }
1 t4 t' J! ~/ c' n: o# s+ I - .toggle-input:checked ~ .toggle-label:after {
7 I; `0 y* f; @# Z& x: s" B$ y1 r - content: "-";+ J" V2 c* T+ m5 V, o: C' \1 h
- }
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