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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!"> F7 B& W6 ]$ {
- Label for your tooltip
+ H( ]2 ?& R/ @ - </span>
复制代码CSS代码: - .tooltip-toggle {0 t8 e2 h& V+ J5 ^' z! \8 f _
- cursor: pointer;
9 k" L0 @$ @8 M; s& s$ A - position: relative;
9 \) |# b# l1 _" E( O9 I0 f - }
% J" R+ v1 }6 J2 A: f - .tooltip-toggle svg {% y4 {' {0 x7 N5 F0 \
- height: 18px;
) H8 d' f1 d% X# M9 S! @& S; A - width: 18px;4 X5 L: c( n$ `: h2 w) j, z
- padding-right: 0.5rem;: f% j4 R/ h( G8 p/ P) e
- }
p- `: N! ?5 j" z9 q" U, S2 W - .tooltip-toggle::before {1 X1 }- f) c& i
- position: absolute;
" b7 W; N" S: j1 @; ]: f - top: -80px;
% d: o) B3 X2 S5 ?7 T, W9 ?/ j, z( ~ - left: -80px;
2 l7 U( G$ r x; X1 H - background-color: #2B222A;# {3 f. l* B* \' E! {% o) [: K8 Z
- border-radius: 5px;
8 K7 Z7 J: v# p @1 Q& \ - color: #fff;
' U' f8 G ?2 W3 I Y5 S0 O - content: attr(data-tooltip);
0 M! w7 g, z6 T - padding: 1rem;
# y2 u- F/ R& h, x) H - text-transform: none; E' Z% S J0 M- _4 W0 Q0 @; a, r
- -webkit-transition: all 0.5s ease;9 X; w6 x' k9 L4 v* q" r
- transition: all 0.5s ease;
" p4 b2 h, h2 p" o3 }4 c - width: 160px;
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: i, z5 U/ I9 n% R- R1 A* F - .tooltip-toggle::after {, n7 d# i# M9 [, A1 G1 r
- position: absolute;
/ O+ ~5 T& [* M5 w - top: -12px;; G0 }' o& u2 ?. u; g3 g
- left: 9px;3 h- c6 W3 s+ v+ n
- border-left: 5px solid transparent;
) U/ M& \9 L# B2 ~1 _, n' ^ d. M - border-right: 5px solid transparent;
: v9 p! U" y C' p4 p7 O0 U - border-top: 5px solid #2B222A;
( X: E+ t/ X: q! g( N. \ - content: " ";6 k O' {) n) h& L3 q+ k2 V6 U+ P1 `
- font-size: 0;
! R5 @3 d r# O0 J- e ]: ? - line-height: 0;, E& ]0 Q& `6 f
- margin-left: -5px;
7 o& D$ k# j5 S' r - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
- g/ d, e; V& g( P - color: #efefef;
0 G0 K6 i, V6 D+ _8 U - font-family: monospace;
% ~$ y t8 u. @; Q w5 q - font-size: 16px;
3 s1 M8 Y' d$ u5 x9 t. ?1 N. r - opacity: 0;
, d' m, O" g+ X, R$ w* Y& Z. [ - pointer-events: none;. r6 n. z0 O/ p* t. y* \
- text-align: center;
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; D9 {( T( o: C; w) I4 X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ K* A) ^) B+ K+ T5 \
- opacity: 1;
4 Q* J( d* d$ j - -webkit-transition: all 0.75s ease;& y) J# Y; o- ^2 i# V# c# J
- transition: all 0.75s ease;
: n8 I' e3 k, [2 ?1 P" y2 a - }
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">1 l3 @7 S; n% l+ J; ?- _7 l
- <ul class="nav-items">
2 j" D0 Z, A/ z - <!-- Navigation -->
& s; I3 }% b) @/ A7 G4 C - <li class="nav-item"><a href="#">Home</a></li>7 d+ \ W4 r& p$ t% t
- <li class="nav-item"><a href="#">About</a></li>, Q! h- q _* B/ G! S
- <li class="nav-item"><a href="#">Contact</a></li># w' o' D w% @
- <!-- Dropdown menu --># X0 `3 S. U9 T1 N: a
- <li class="nav-item nav-item-dropdown"># a* w! N3 o, |/ N' k* z' E5 F% m
- <a class="dropdown-trigger" href="#">Settings</a>
; |$ ?) U- s( |9 Z. d0 b - <ul class="dropdown-menu">( F/ ~1 P1 T; P# N& c8 |; ?' E
- <li class="dropdown-menu-item">2 ^5 k& z: x$ H$ s* M" j
- <a href="#">Dropdown Item 1</a>
: O& f- M! t! ]8 ]1 j2 R2 ^4 i* e - </li>- {* B1 i& A& r
- <li class="dropdown-menu-item">! f- J) L+ Z Z, [+ Q r5 ?" d+ K
- <a href="#">Dropdown Item 2</a>
7 N8 S) H+ V7 X - </li>3 q1 c z4 x0 G, r- `
- <li class="dropdown-menu-item">9 y _7 X! r8 P2 n b
- <a href="#">Dropdown Item 3</a>
+ h4 P, T" [) \. j) ?9 j# `. {5 M' _ - </li>
9 N- x& V" l/ [4 [ - </ul>0 g. `+ I1 \, x& Y4 K
- </li>+ m& E5 v! n* I0 a v
- </ul>, ~1 E" e v. Y- U, I! j" L
- </div>
复制代码对应的CSS代码如下: - .nav-container {5 M- \/ K; _+ U& o
- background-color: #fff;- p8 \% g: t2 Q+ O( _! J
- border-radius: 4px;7 O: o* ~" F6 S; B8 e; Z5 C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 S( ]- ?( u& }# N: P5 H
- padding: 1em;# g8 u- V( T. e( J9 `
- border: 1px solid #eee;9 l C# @; V9 K1 N- x
- display: block;
% K2 w5 @' a7 O1 o - max-width: 400px;$ C. J! i# _% X/ w' d1 Q# y1 a* K
- margin: 0 auto;
* s }+ R& Q, K - text-align: center;
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( h4 z4 R3 ?3 k. ~, T" ]$ p* E; d - ul,
: O" X" c9 ~7 P; O W0 a" V - li {
' r, \0 T; o. i, {. q# z9 ]* t - list-style: none;4 ?& f: u* ^, H7 h& J" U9 Z
- -webkit-padding-start: 0;
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8 l. X1 b0 \3 I( [6 P - text-decoration: none;3 \+ ~( S8 f1 {$ a" Z1 h- v
- color: #ED3E44;: A1 M# C) w) T) {- R0 [) B
- }- K; s1 K' R2 X
- .nav-item {
M; v7 X$ z0 [3 y9 w9 L! u8 ~ - padding: 1em;$ `$ {% ~$ x3 D0 {* f" ?
- display: inline;
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- .nav-item-dropdown {
" r" M, V8 n$ P, a1 V) @ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
9 y( N4 ]& M8 D0 y4 c - display: block;
5 v% @: m! s2 w4 f - opacity: 1;
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- .dropdown-trigger {/ v/ s! `% s3 e$ ]
- position: relative;
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2 M, I0 K6 |& S a. |2 B - .dropdown-trigger:focus + .dropdown-menu {+ l# S1 l) k7 V$ q6 D! q4 O
- display: block;2 W0 @# D" ~* x: H% e! l
- opacity: 1;
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: y, i2 B* g" e. l+ H1 d - .dropdown-trigger::after {
# s/ s' R, J( G* H) V - content: "›";
& q4 [. C5 f9 B3 m9 W) Y3 \* e V - position: absolute;9 s+ H% `$ i/ a( Z
- color: #ED3E44;
8 I8 \% v2 C1 v; q) V6 Z! N" { - font-size: 24px;
- E, I! @% D( A( c$ i0 v1 e5 N - font-weight: bold;
0 k; N; h3 ?+ v - -webkit-transform: rotate(90deg);/ z R4 c; W% R1 y6 m6 ~ O, W
- transform: rotate(90deg);
4 L8 m$ A% X5 u5 C" E - top: -5px;7 I! y8 N4 j( Z! ?9 j- Y' s" t
- right: -15px;1 G) z: Y8 h g' E% w
- }
! {4 w+ m5 ]" P! D - .dropdown-menu {( [6 S6 o' j8 C7 K. r
- background-color: #ED3E44;' j' ^* h) E M7 P
- display: inline-block;
5 N0 t! ?+ |4 B' l) ?3 E) [ - text-align: right;
3 O0 ]0 q% ` A$ V7 r6 W0 L, @* ]2 w - position: absolute;0 x& c# I3 b( V& y& j% ]& V
- top: 2.5rem;
% m8 Y$ y. n3 U$ D' Y - right: -10px;4 c, k1 X6 x ~: k2 w9 A) `4 M
- display: none;
( @: ^3 S, d2 ?1 \: A - opacity: 0;4 i3 p1 B: l* S9 p3 o
- -webkit-transition: opacity 0.5s ease;0 T7 E( Q8 g) G0 \# L# v& y
- transition: opacity 0.5s ease;, c ?9 ?# G3 H/ J
- width: 160px;
# }3 v5 K- [2 }' K% N - }
8 b* d# l& K9 f5 L - .dropdown-menu a { B7 G8 s) L/ y! n; c. \
- color: #fff;( W# ?! R8 F$ S. ?4 @
- }* \' \1 d5 _! S* V) \+ ~
- .dropdown-menu-item {
7 O2 m" O2 N" X* W, P - cursor: pointer;* x- R/ j7 b* h: `6 ^
- padding: 1em;
' L4 W, I6 d6 ` ^$ n. w7 C - text-align: center;
, Q: p( m' O; t' ` - }
3 Z9 z8 R& q- H3 s8 B7 K3 z6 n - .dropdown-menu-item:hover {
~0 H) C0 `" l! F, b% C - background-color: #eb272d;
. X% s& J* i8 U0 X9 z - }
复制代码
+ j. @8 Q5 P$ X' H ^4 X5 z9 h可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# d D4 f% T P - <!-- Checkbox toggle -->
, W3 c, [: Q8 N2 N, B7 I7 Z( ~ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 P! V! x- q/ x" j2 o! K$ {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# M" M0 G% e5 s/ J2 P# J4 j - <!-- Content to toggle from www.mfbuluo.com-->
r( N' W/ R9 _ - <div role="toggle" class="toggle-content">
8 j4 Q+ h( I7 b( e' C V - BA-NA-NA-NA!+ I, d: U$ ]# j/ N
- </div>3 `0 E4 C" U2 s
- </div>
复制代码CSS代码内容如下: - .toggle {, E* O+ r2 t; `
- margin: 0 auto;
5 O9 F/ K2 s& ?2 r( a4 U - max-width: 400px;
" l4 x! C. X# u$ y( v8 ? - }
: w# A0 [" b) p! g' n - .toggle-label {
& z3 v4 X! W$ u - font-size: 16px;: u2 |8 G/ g) u- ~) W: F
- background: #fff;+ ]8 ^+ t2 T: S7 T( N) T. R/ [: D! |: ^
- padding: 1em;
* f2 t$ g7 ]* x: ^) x - cursor: pointer;
9 P, n( q! p W/ v) T - display: block;; Y; f5 [+ C* P+ V1 i3 t6 h; R0 x" K
- margin: 0 auto 1em;
& D9 X5 | \* C: J" \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
S% i' B$ O, @ U - border-radius: 4px;; V6 y/ `5 ]/ g% Z0 a8 p# G
- }
7 t/ c8 |4 X6 U" B( ~+ y9 i4 w8 s - .toggle-label:after {3 K0 q) z! K( K- G+ Q; I
- color: #ED3E44;
" U- {8 f5 V6 P# w! i - content: "+";
' M1 ~0 J8 ^, o) l% u% \5 d - float: right;
, W# Q3 J8 v$ i4 P; S9 |3 v& S. K - font-weight: bold;. C0 d- s/ k. W0 a
- }( R; E8 l& C o: X
- .toggle-content {9 A2 a+ h9 \; L. v ]8 U! \& h
- color: #B0B3C2;) O Y2 ~+ k2 n K
- font-family: monospace;; F; _/ k2 q! g% S! f- i
- font-size: 16px;* U$ l, s6 M N' m' C/ X
- margin-bottom: 1.5em;
6 [: B' p: _# {0 j: b) ^; R8 i - padding: 1em;6 A0 a4 d2 V5 t/ @3 Y% d
- }- }1 F) l# ]0 W: C% {: X% N4 N
- .toggle-input {
1 D5 q" @; q2 }! x - display: none;
2 [3 s m; @6 a& f) a- ` - }9 b2 A3 y6 y( z% X" P& U8 S" j
- .toggle-input:not(checked) ~ .toggle-content {
g+ U0 t4 F& F$ i: d0 z - display: none;
# a8 i( ~7 Z9 f( x5 Y6 T - }& f' T* u' c, |5 _; ?
- .toggle-input:checked ~ .toggle-content {3 U7 _3 p) Q. {5 a) n4 \
- display: block;1 F9 {4 @3 z' U! k
- } b* F: u- x3 K8 G, c x5 _
- .toggle-input:checked ~ .toggle-label:after {' K! Y/ `9 h0 I6 K6 n
- content: "-";, z: I, i" ]' _
- }
复制代码 # b# u# m ^0 b' Q3 v
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