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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!">6 m% o7 c6 Z: z% I( I" |
- Label for your tooltip0 ?) V( |/ }( T: g% o' n$ h
- </span>
复制代码CSS代码: - .tooltip-toggle {3 B& r& X+ A' N) @7 V3 F
- cursor: pointer;
- J. j- j3 {8 Q0 y; r! y# R - position: relative;, s" p. {; [; `
- }$ p L9 y6 o* p n3 z( }
- .tooltip-toggle svg {$ O6 p' x5 L$ V P
- height: 18px;
& Z% E0 P8 l3 U& N0 Y2 W - width: 18px;% O$ [8 P. h: ^2 A9 J% D# t5 q
- padding-right: 0.5rem;5 e6 {% x/ [7 }' d8 S: \& v3 D
- }
$ Z( p& g5 b; V6 s& V - .tooltip-toggle::before {
1 q! ^& b2 s- M' H6 { - position: absolute;
7 u: }( O( J( }- c; V% X3 E- [ - top: -80px;( @, r3 r# e0 x, u4 Z
- left: -80px;
8 z$ b& X( M0 Z( w6 d - background-color: #2B222A;
/ }* H' S$ g" S; a- b - border-radius: 5px;4 P, n" L* q* G9 B! f% ^' X
- color: #fff;6 \( g, P. G! I& j& r8 Q
- content: attr(data-tooltip);
8 ^: g0 s, k& G* d - padding: 1rem;
' U" `9 q; H1 l0 T p+ m - text-transform: none;& \% R( R! \& ~; u- U0 E0 m
- -webkit-transition: all 0.5s ease;
- T* ^0 }- B# g - transition: all 0.5s ease;' R/ `; y, p! D, E% u
- width: 160px;
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) c$ |9 R: k- f& f( S" v7 E - .tooltip-toggle::after {+ o* m* B- X3 \' |1 \
- position: absolute;
\7 W% a2 k, C2 }- E - top: -12px;
9 C5 ]& X6 e" H* q" W9 H. i - left: 9px;; E: N$ s# f9 U4 ?1 m+ |* L/ H
- border-left: 5px solid transparent;
, |( u2 O+ ~: D( N$ y% j - border-right: 5px solid transparent;( D6 z0 Y v7 h4 K2 ?9 v
- border-top: 5px solid #2B222A;
2 |; n3 l! E0 |: I2 A6 Y" Z - content: " ";
8 N6 A- `+ S8 | - font-size: 0;
7 e m) B' q# W/ E; T - line-height: 0;% D+ E9 \. w0 P6 H E3 U$ [4 X
- margin-left: -5px;' S% M4 W) T+ F9 g2 z& R* i" P2 q
- width: 0;) l! j& K/ ^+ X6 V8 a0 f. |% f" z6 ^
- }
$ G4 ]! P: n$ j, |9 ^1 u/ ]9 {) H - .tooltip-toggle::before, .tooltip-toggle::after {
! J9 E- e! n; B9 A - color: #efefef;
# W$ p5 X! Y* l3 r3 }# _ - font-family: monospace;
. z1 ]/ G9 ~: _* n2 q0 r - font-size: 16px;- S* [( [4 O* }6 L/ L* E7 Z
- opacity: 0;
1 G) P0 x. B5 ^% L4 `' \2 t - pointer-events: none;
: _/ x$ X+ F: `- f5 w% M- v - text-align: center;
# y+ H X0 A+ F1 ^0 D* ? - }
; K0 l0 j: j$ E0 ? - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 {: C* Q5 q/ o; K9 ?
- opacity: 1;1 e0 C& C1 n, U5 b' S9 Y8 j
- -webkit-transition: all 0.75s ease;+ N& m5 C0 ^: B+ `
- transition: all 0.75s ease;+ N" T2 }$ p7 ^6 Z1 c1 t- \8 h
- }
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">8 T0 h% M/ x q3 Z+ C: p4 N
- <ul class="nav-items">8 o$ b) S' T6 t
- <!-- Navigation -->! \0 m9 j& D& U7 s( R/ X
- <li class="nav-item"><a href="#">Home</a></li>; ~1 X1 z+ g6 _ ^( k3 e1 F
- <li class="nav-item"><a href="#">About</a></li>+ ?0 g9 \# X8 B
- <li class="nav-item"><a href="#">Contact</a></li>" Q7 y1 U) f, Q& v
- <!-- Dropdown menu -->
5 H- P, c3 }( u6 b( g - <li class="nav-item nav-item-dropdown">5 b- |( }) l" D" W- F
- <a class="dropdown-trigger" href="#">Settings</a>
( V5 a* I! `0 W7 f; t$ P9 D - <ul class="dropdown-menu">) J" \. q3 V/ e
- <li class="dropdown-menu-item">
2 R: J1 C6 T2 d! K) c& A - <a href="#">Dropdown Item 1</a>" Z* Y7 q' M* C% f- Z
- </li>! B9 V( G. m/ K5 B
- <li class="dropdown-menu-item">
. h! T, w2 L) I) H4 a$ h- `7 O; f - <a href="#">Dropdown Item 2</a>
4 B% i/ S9 ?* O+ p5 |2 n - </li>% a H3 y Q: X4 M1 Y
- <li class="dropdown-menu-item">
5 W: K# U) E' E6 b7 W; y - <a href="#">Dropdown Item 3</a>
% G' N0 v$ C! l6 \ - </li>
( u1 O7 g% F2 d8 ^* o( |* ]/ z0 k - </ul>8 d8 k% L- D3 I! \/ N7 c# m1 y0 U
- </li>
9 C, D/ O5 I( [/ m }2 O/ { - </ul>
2 R; q! m- l& e7 O6 M7 O6 c# l - </div>
复制代码对应的CSS代码如下: - .nav-container {; {: E3 P$ p0 a' ?1 O
- background-color: #fff;
3 _2 b, H" p) z! q( a - border-radius: 4px;5 d" k$ |7 k# D. T. n) L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' p- i/ ~4 y/ b) E8 V
- padding: 1em;( s' P) z- S {4 L
- border: 1px solid #eee;
) ?/ D6 `2 d% ^5 V" o9 {5 E - display: block;
/ |; {1 h" D8 }! P% ~ - max-width: 400px;
4 \% T2 N2 g. z - margin: 0 auto;
8 }$ H0 p* R6 b' G) }8 [8 [( w - text-align: center;, l- h) A3 q5 l/ ~# u) ^
- }6 U* x- s! z @6 ~* O4 ^/ v& p
- ul,
[' P7 @8 {3 J; ?# E - li {+ q' k5 R0 L. L5 e; m- P1 g" d
- list-style: none;
' N' w+ P$ o/ z# r$ J2 e, b! F - -webkit-padding-start: 0;
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- a {4 ~- _5 j2 N! X" Q, i3 F4 f
- text-decoration: none;
; `* {8 k/ u" F6 ~ - color: #ED3E44;' T& w- p( C0 g; l7 A9 y0 I R; A
- }
1 Y5 Q% w" f1 _. Y. M - .nav-item {# x( a$ m5 A) _
- padding: 1em;
5 W0 F5 M% K+ W6 I* h$ H5 r - display: inline;" r0 _2 `2 t' G( D
- }# i5 K3 p9 V& c' ~$ r" n! M; d8 l
- .nav-item-dropdown { m% m% U, [4 ?" ]+ R' t; O1 p2 i
- position: relative;7 o& }8 n( ^3 ~1 [ ]$ X4 F
- }
. Z9 f3 C6 L/ Z! I( T - .nav-item-dropdown:hover > .dropdown-menu {- W- o" z. K4 G0 @; P4 v( A
- display: block;& n! |+ O: ?" W" n Z- [: e
- opacity: 1;! o8 M8 v' O O
- }
- d7 i+ Z4 w, L0 A2 P0 @ - .dropdown-trigger {* S( a+ c, {/ z8 u7 N
- position: relative;
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% R+ c1 F4 y( |: z9 w6 O( X# T - .dropdown-trigger:focus + .dropdown-menu {' N r3 h5 H' |$ p9 r0 P0 ]5 d
- display: block;: a- j& u0 C1 N4 e; O( g8 W0 J
- opacity: 1;% }# ]9 B# a; ?1 f$ r9 V8 S
- }: \. c" ^: k' N
- .dropdown-trigger::after {0 b& z9 a7 ]4 R- g
- content: "›";
5 s9 q( r1 u) E7 G: r; ?( T% ` - position: absolute;
1 E# e% M" Y! g - color: #ED3E44;3 @, a/ W' [6 k
- font-size: 24px;
4 j5 H. ~; Z. T6 u6 N0 r - font-weight: bold;
$ V% P& H0 g. l* j - -webkit-transform: rotate(90deg);
3 C4 `3 \) |; D- ?: B - transform: rotate(90deg);/ l0 ^9 B- ^! b! j/ d$ a) B2 \) z0 C
- top: -5px;
. ?/ q* A, }8 M& m* Z7 Y* }2 \ @ - right: -15px;7 M, L. _! N' q: Z- j- Y
- }) ?! L; L4 z* i2 r4 c
- .dropdown-menu {$ x6 P- S! A' j7 T, v6 m* Z" p$ }
- background-color: #ED3E44;: r9 ]5 C% V0 K2 |2 j2 x* { x
- display: inline-block;; ~% d- ?; k2 [, b. d% b [
- text-align: right;
( @0 \9 J) W1 K7 d7 Z - position: absolute;9 ^ k3 @0 B# b0 |6 n T
- top: 2.5rem;
1 z* o/ \/ ?$ F5 {/ A4 D - right: -10px;
! W# _; s5 s3 B1 l7 R" f - display: none;& R0 r* v8 p. x! i/ a9 j0 G
- opacity: 0;3 B+ a% o4 J: c- d
- -webkit-transition: opacity 0.5s ease;" E7 @5 e+ c) L+ g
- transition: opacity 0.5s ease;4 v& i6 V" r9 h/ G# w% |, l- t
- width: 160px;1 F* N0 h2 s* ?7 [5 M5 k. z7 [
- }
: ^! g5 M( y4 N5 f- g2 X - .dropdown-menu a {
$ d* B# r+ h( y$ f7 u# e g - color: #fff;3 V- Q5 C) r; s: T: O
- }( A# s( C3 J- @& h( ?; W
- .dropdown-menu-item {% p7 R8 w2 K( t" N
- cursor: pointer;% C; v; Z4 J$ K' f5 p' s: g! Y8 ~
- padding: 1em;, E% Y' w+ ?' ~, q' z6 g
- text-align: center;
+ C, J ?6 U9 e/ ~ - }
: x; g% f2 |- f - .dropdown-menu-item:hover {
: z1 U2 l1 M; s" ?% s0 o: d - background-color: #eb272d;* o( m: I. E9 P5 X* Q) B$ d
- }
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( `9 n; c, x! ?% q- a! q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. D$ w C! S9 C7 _* B0 g% e% ]
- <!-- Checkbox toggle -->
1 Q a" d9 S3 s8 s) r - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 q% ]" \5 p# Y$ R* D
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># I- I1 Q" W. J
- <!-- Content to toggle from www.mfbuluo.com-->" G- }! [! S& o
- <div role="toggle" class="toggle-content">. D J$ ~9 J+ O! T
- BA-NA-NA-NA!
; c. ]" J! U* ?" J/ N - </div>
2 l R# t+ d4 a* m - </div>
复制代码CSS代码内容如下: - .toggle {
$ m4 |, _+ j E; O% ` - margin: 0 auto;
$ T/ S' o- e: a& a' [& ~$ `$ l - max-width: 400px;8 y' N2 {0 c/ Q) Q
- }; z0 S% O0 ^; w/ p
- .toggle-label { @3 N4 e' Q- ^0 f6 u! D( p
- font-size: 16px;1 W3 j$ S# g3 T2 q; h
- background: #fff;
! @9 J* e/ {5 r/ r4 j2 [: s( n - padding: 1em;7 U& `! Q R0 @0 _6 P8 h5 C8 _2 l
- cursor: pointer;- r, {* _8 o2 b: }/ L9 Q9 r
- display: block;
[$ A9 T! c6 ?4 G+ f0 Z: g6 } - margin: 0 auto 1em;
0 T, {7 \0 p" w - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 a9 \- m2 f+ @7 W4 W' s - border-radius: 4px;
( e3 |+ u0 ]2 c0 H) z- \ - }& O; i- C7 g5 h
- .toggle-label:after {$ T* w1 B4 _& o) ?4 F
- color: #ED3E44;
7 Q' m6 C) n3 Q B) y) o5 Y - content: "+";# n: h& J: V. m5 G0 X
- float: right;
- _- M3 Y* c% p' f! F - font-weight: bold;9 k$ ?. Q- y, Z0 K' ?
- }- L- z/ z/ R6 m& d7 n
- .toggle-content {0 t# R$ j; I9 g/ k
- color: #B0B3C2;
' C6 j- C8 Y9 A! e& ?9 i - font-family: monospace;
, h+ K2 B2 O9 y+ @$ \& i - font-size: 16px;# J0 N: k# B& B( a6 g
- margin-bottom: 1.5em;
- Y( [7 ~- S b" A8 T - padding: 1em;% i4 s8 I' k& i( g
- }
2 |8 T$ ]( _) r$ Z7 s - .toggle-input {
4 f7 Z: D" U% D7 T3 } - display: none;9 r+ S7 }# y4 b" W2 H( j: W
- }
& V3 L: ], F, | - .toggle-input:not(checked) ~ .toggle-content {8 K* x. L* l: \6 `& n
- display: none;
! b T6 P# J5 C* [( m, e. i - }
4 m' h* b8 |* H9 M" i7 D0 |9 V - .toggle-input:checked ~ .toggle-content {
/ w3 z# Z6 K+ c6 l8 o Y - display: block;2 o# q. Y& m0 F5 y5 z& \) O
- }: g! w' n* F' z8 A& N1 C
- .toggle-input:checked ~ .toggle-label:after {
# T# V8 w- \6 y6 \ - content: "-";7 j' v6 } j m% M' p7 c
- }
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