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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!">
' x# ^9 r: a3 l/ E5 {/ z - Label for your tooltip3 p1 }% K3 F5 ]& |$ V# r. E8 t B/ k
- </span>
复制代码CSS代码: - .tooltip-toggle {
* h7 T: [6 v J' V2 x( f - cursor: pointer;
; q- [4 E( W6 e - position: relative;+ s) }# G( Z7 I) y2 _" B
- }
; u: H' m+ ?( Q- X - .tooltip-toggle svg {
( T t; v) B3 U' T0 f+ L - height: 18px; ~" @8 V& z i! q- X
- width: 18px;3 o( T1 d9 v8 E
- padding-right: 0.5rem;
2 X& ]" R5 H! O - }
9 j R8 }0 }0 J$ _& H+ t* Z+ x - .tooltip-toggle::before {, h. I7 o- @: |3 V# Q# k5 ?6 u
- position: absolute;. C3 ?2 z) Y4 D$ w: v
- top: -80px;$ j0 u" l% Z) R- a7 N1 l' x9 |
- left: -80px;+ o" [- p e3 p3 x0 ?0 l
- background-color: #2B222A;
4 [- r. b# z4 q, T2 h- J - border-radius: 5px;
+ o+ b7 e* `% t8 X - color: #fff;* v. I% Q# d B3 p6 k
- content: attr(data-tooltip);2 t9 k/ t# l. B) L. m1 B2 V% g
- padding: 1rem;
0 Y4 t: b$ b2 G& v- Z6 E - text-transform: none;
+ i( E* c- W8 ]% g( Y - -webkit-transition: all 0.5s ease;
$ |# q. o U5 i2 q! n# ~! r - transition: all 0.5s ease; U$ F; |4 m- N0 K3 ~0 _# T8 U; u+ q
- width: 160px;) }, Q) B" x9 L1 l) }4 i4 a
- }
3 w6 n2 W0 m- N! `7 Y: N - .tooltip-toggle::after {& f0 u- r$ u8 } x) w: A% c6 w, A B
- position: absolute;
( V4 H; Q) ~5 g3 z& t4 u# Z+ x6 k9 Z - top: -12px;
* J+ O5 y# B: v- x3 b - left: 9px;
) K- g2 @2 U7 i: w- P' Y. O - border-left: 5px solid transparent;+ g V Q; L. E$ u0 E
- border-right: 5px solid transparent;
! i2 H* q1 }' a8 } - border-top: 5px solid #2B222A;
5 [( G5 e0 ]8 A+ h, T8 K# Y - content: " ";& x. E+ ]4 `( s, T
- font-size: 0;% X' m( z: y( e% _
- line-height: 0;
& s- f7 D( ~% i - margin-left: -5px;+ I/ L) y" Y' ~* m8 m9 a- Y! ?' J
- width: 0;& N4 G7 W3 i! C: B" S5 J
- }/ y# p& l- E* F# d* z8 r+ X
- .tooltip-toggle::before, .tooltip-toggle::after {) B1 |8 B. d1 j$ t" q
- color: #efefef;
2 B' ^: ^5 [+ U1 j" F: U7 S6 }! E - font-family: monospace;
4 b& |- I% j! Y1 w# Q% X7 Y) ^ - font-size: 16px;
! i P m9 F$ H - opacity: 0;. M- y& x: j% v* A6 |; o
- pointer-events: none;8 f# b3 L6 D# S$ T
- text-align: center;! q" P8 C: V3 F! ^- g
- }
Z& \8 s' i( E' F( o - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( {6 _! I! b+ k! v* J* t5 j - opacity: 1; W S. b' P y4 Q5 C. v
- -webkit-transition: all 0.75s ease;
3 W9 X/ L$ r4 e - transition: all 0.75s ease;2 O( b# _& w3 o9 P# Q( ?* G
- }
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">, C# v: q7 R9 B
- <ul class="nav-items">* ^4 b* ]! S; _9 a
- <!-- Navigation -->- W. M8 z+ Y6 M4 U& A& ~3 r
- <li class="nav-item"><a href="#">Home</a></li> j* t s0 X5 ^9 X2 p8 }! x. x9 f
- <li class="nav-item"><a href="#">About</a></li>0 U" W8 N V# O% G4 z/ d
- <li class="nav-item"><a href="#">Contact</a></li>4 o U0 M; i" C
- <!-- Dropdown menu -->
# ?8 D2 k5 a! ^; {5 s' x - <li class="nav-item nav-item-dropdown">! M9 }# z7 ~' ^; n. F1 u0 G# r( Z' p
- <a class="dropdown-trigger" href="#">Settings</a>" Z' I9 P8 v' G z9 ]' |$ K1 z
- <ul class="dropdown-menu">/ D1 I& S: V! j1 c+ y2 f7 K
- <li class="dropdown-menu-item">( H3 z7 S' e) e4 }7 j2 t/ Z/ J0 w
- <a href="#">Dropdown Item 1</a>9 j! X- x" s7 E' A
- </li>2 b8 t# a* ]$ X( J% M3 G8 Y) o
- <li class="dropdown-menu-item">
- ^, Z9 Q! k5 x: [3 l6 W$ h- U - <a href="#">Dropdown Item 2</a>
' ]2 }) ~4 a9 \' ` - </li>- `: i; j; B0 p3 V0 a2 {. c
- <li class="dropdown-menu-item">
7 }& @) O4 |9 e* F2 G3 ^ - <a href="#">Dropdown Item 3</a> K, n+ W/ b% J0 h6 H/ D8 A3 E
- </li>
; N2 K3 R8 a' z6 ~9 C q2 z! |7 R - </ul>
( [2 a1 m$ K1 C; o. O% }+ [ - </li>* c: F; M" `; q6 q
- </ul>, z+ E9 j l2 q- d8 j4 e8 X5 Y9 c' Y
- </div>
复制代码对应的CSS代码如下: - .nav-container {
+ {/ ] d+ p/ @1 Z k - background-color: #fff;. h7 l3 I7 D; ]$ n
- border-radius: 4px;
. ]( a; b! R$ F f4 Y! @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' x# F$ n* n4 @8 U
- padding: 1em;- Y1 [8 i* S0 d) c4 @, U% D" H
- border: 1px solid #eee;
( `9 M6 c' D5 e - display: block;
' c- L6 ^- Y3 j' e5 I - max-width: 400px;
, i1 Q& q& j: Q - margin: 0 auto;
7 l2 e2 l a% c% N' T- u, P a) K) F - text-align: center;# a8 w# d5 `. j* C0 K
- }
- L5 P8 ^' Q6 E4 X - ul,
9 R1 Q1 h' P0 L) x- I - li {1 w) k* N9 c1 u, j! D* H- Z* M
- list-style: none;8 a' D4 B% G9 J& T |; C3 ?
- -webkit-padding-start: 0;
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- a {. ^% r0 } R: @7 @8 p: V
- text-decoration: none;; D# j% c) b8 e8 I8 B& Q3 O
- color: #ED3E44;
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/ j. a! Y5 E; F( B7 \ - .nav-item {
3 q; k6 Q5 E$ f9 u1 P" d - padding: 1em;
4 I, _- \( |) K, Z2 v, x7 N - display: inline;& U# [: d, k# Z5 n' G
- }( {5 @0 s+ ~" s+ t; g% y# q9 ~) U; |) A
- .nav-item-dropdown {' i3 U4 h6 T( J F/ z6 ~2 g
- position: relative;! l: ~- g2 i3 b% R8 T
- }. }: G0 O2 X) e
- .nav-item-dropdown:hover > .dropdown-menu {$ u1 d+ Z2 ?9 |9 W) ^# b( Q
- display: block;
( M# K' r1 K8 J! b7 I2 f( Z& j | - opacity: 1;
$ C1 |$ o- i0 q8 J* W: z2 t - }
& d- W& @4 c$ g" N$ { - .dropdown-trigger {
( [ y7 m; O6 a( H/ Z& Z" i8 J: Y# L+ C - position: relative;
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. G1 M$ o& }, {$ N# t: e/ O - .dropdown-trigger:focus + .dropdown-menu {7 Z) k! ^$ V/ N' V s
- display: block;9 [, x1 ^) r4 x- K7 A
- opacity: 1;/ J3 `4 n. A* K, l R, e
- }/ ?( b6 u# B6 o( d5 z/ G
- .dropdown-trigger::after {
P; M7 p6 o# \ - content: "›";
+ H( _' W' y, q L/ T - position: absolute;6 G% k4 e! A3 F1 ~
- color: #ED3E44;
3 s7 A1 ^; ]* d, s- n0 i% c - font-size: 24px;
4 s% _: W% `; s# q% }1 B& s - font-weight: bold;8 L- v! i0 a: p. h
- -webkit-transform: rotate(90deg);$ |* y3 v, b5 a
- transform: rotate(90deg);" U, ]4 E/ e' r n
- top: -5px;
2 t6 B2 i/ I# z3 P0 m) a+ ^ - right: -15px;
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- .dropdown-menu {
. u% a0 K' T N5 |$ ?. Z' y5 M! ~ - background-color: #ED3E44;
* }" M- ]6 V( B# }" H - display: inline-block;' E( x* z9 D `9 x' o: N
- text-align: right;& K& Z, ?- b8 z4 ?7 ]; ]
- position: absolute;
; X$ c1 f0 {1 Z2 D* h* H - top: 2.5rem;
1 y6 n$ T/ v9 z% F - right: -10px;
" ~. {( W3 j% [- ^" Z% c4 R! o - display: none;
3 Y/ X- x( ]5 E! l( R: `0 b) p9 X7 } - opacity: 0;# @- z* ?; C# u+ ]
- -webkit-transition: opacity 0.5s ease;9 p, E6 V9 P. @& |* }# e
- transition: opacity 0.5s ease;
+ t: U- f0 Z$ F- ? - width: 160px;. c @, W! A" f. s1 G4 _- |1 B. Q
- }
# v7 M' H I* o9 x - .dropdown-menu a {
6 |7 I- c, Y% M* k( y% ` k6 a7 a - color: #fff;
& a# f; x. J! r5 `$ h9 I3 z' y - }5 m+ M1 i" j# j
- .dropdown-menu-item {% g& a3 R) l" [
- cursor: pointer;
: x# S2 M) p4 o6 H d/ q - padding: 1em;; {+ Z9 Q1 W6 N5 b
- text-align: center;
, z; l1 _. T e$ {' O* F - }) Q8 d4 p$ }' [( G8 V
- .dropdown-menu-item:hover {" z: @1 A6 t! W# |0 @2 `: M: b: h
- background-color: #eb272d;
. D+ |( |$ L( N8 b - }
复制代码 - R( ~6 k, Y7 _: R! \* _
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( z: w6 W8 |- y5 J) }+ t W% P' Q
- <!-- Checkbox toggle -->& f$ N) g9 n# `6 q* ?5 [. X
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' n6 \2 m8 A$ ^+ I3 Y, r8 x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 J7 ^0 Q5 ]. F1 O. I
- <!-- Content to toggle from www.mfbuluo.com-->1 m/ `6 Q: J; E) C. w$ r( P. A
- <div role="toggle" class="toggle-content">
# Q4 S6 V2 g: R0 {5 N) N - BA-NA-NA-NA!+ [8 R+ {8 y7 f6 ]/ c* }7 ^% ~8 p
- </div>
3 | V+ ]' x( L: P! m l - </div>
复制代码CSS代码内容如下: - .toggle {6 v8 A9 T: @7 m) b5 I
- margin: 0 auto;
+ A O" J( h! z) T) d1 }" ^ - max-width: 400px;$ ~$ g* m6 Y1 p2 a! G9 J
- }
- ]; C- N3 {) O& P" ?8 ^ - .toggle-label {* u4 b; @ o9 A
- font-size: 16px;( w* I+ O5 L! q2 J
- background: #fff;' z$ T* A0 O3 b, `' J
- padding: 1em;" v. ]- _ d5 Y- D* [4 d3 p
- cursor: pointer;
9 p) u& P. M! S& H - display: block;
% I6 C2 r/ g5 c. G - margin: 0 auto 1em;- d* d/ X. w7 J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" Q5 h; N1 L6 p' J7 l1 [
- border-radius: 4px;2 w3 W u, }9 E. m3 e6 r. y5 E
- }
`# H1 `8 m+ I - .toggle-label:after {
$ A3 j+ b& j' P6 x) f, w - color: #ED3E44;& X; C- a) W/ B4 s) x. l' j
- content: "+";8 O- G' S" w. @/ j8 w5 k1 `- c
- float: right;
& H* G: [5 I, H; n! W7 |, ` - font-weight: bold;
6 @0 I% {9 ~- {/ T4 x! w: j - }
+ ]6 |) w* h# ~$ {2 N$ f( U7 t - .toggle-content {5 D% X( X" T8 s& _+ P
- color: #B0B3C2;; m4 ?5 _) e% H$ E
- font-family: monospace;
; @. p/ }! G/ x% W2 f - font-size: 16px;
# W: @2 T7 p) { - margin-bottom: 1.5em; o) v5 z% p7 m* t+ v
- padding: 1em;' ?: k! W+ _- P; r- O: T
- }* y/ }3 q7 c0 I `- s5 D
- .toggle-input {: X5 y+ [* [ Q$ L
- display: none;
/ W5 G* J' [( N - }, z7 g$ b ]+ O; b, q; S* b6 g
- .toggle-input:not(checked) ~ .toggle-content {
2 e2 H8 K$ m' [# N" d- ~' c9 L1 c - display: none;
9 f: ^+ ^- e& ?1 Q6 F# ]5 @ - }$ C+ ~& L2 M* m" K7 n
- .toggle-input:checked ~ .toggle-content {% a: f& Y) D" k2 V
- display: block;
: d( T- N/ D4 e; q e - }
2 i. j# ]& y q- ^# S( g - .toggle-input:checked ~ .toggle-label:after {' }' W) y& b R# Y
- content: "-";+ f5 x% t5 y; t6 t5 f
- }
复制代码
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