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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!">- F# I' Z8 q+ L1 s
- Label for your tooltip
4 d& X. I" p, }5 ^4 p5 y - </span>
复制代码CSS代码: - .tooltip-toggle {
& }; B0 |2 D9 L: _- @ - cursor: pointer;4 E4 ~, W$ z2 ~. S- Y
- position: relative;5 n1 u" u1 L/ k! U' b6 p A' W4 }
- }
7 |# H; z6 Z5 L1 E9 S3 x4 [ - .tooltip-toggle svg {
3 G# ~0 ]& k* o1 l% A) Z: M2 V - height: 18px;
/ A8 p, j. _( Q/ I; g% D - width: 18px; f1 t' m" y- S: Z/ A
- padding-right: 0.5rem;; k! A4 u5 C f0 ^
- }9 m) T9 u& j1 [5 R: }- r
- .tooltip-toggle::before {7 t/ _4 y, X1 R; y
- position: absolute;3 k$ M7 h" ]8 i4 W0 O
- top: -80px;
0 s) P d D0 m0 ~# I/ a - left: -80px;
5 l- [, }0 a! T( t0 v% U/ i) o - background-color: #2B222A;
+ S; F8 J% D/ G; l - border-radius: 5px;
2 r! O* Q, ~% o* F - color: #fff;; ~3 L0 l, ]3 B. e0 ?+ K, H
- content: attr(data-tooltip);6 s; [/ P$ i2 d
- padding: 1rem;
9 D( X; N) a0 D - text-transform: none;* I6 a! f. ^& _2 Z3 M' n8 ^3 h
- -webkit-transition: all 0.5s ease;1 J5 j/ I5 r+ |. `( q" D: x
- transition: all 0.5s ease;
0 a- o, m% }6 c U - width: 160px;
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8 H( S$ a) w+ G* y% m, k5 ~5 k# B4 Z - .tooltip-toggle::after {
% q# g( _& ~- r0 e: l - position: absolute;
3 B( |8 @' F3 A( k - top: -12px;
6 d! v8 [* Y7 @( y: q$ j1 \ - left: 9px;# {; S% I, P" x. K: L! {0 F
- border-left: 5px solid transparent;8 r9 b- J9 k+ M# r
- border-right: 5px solid transparent;( y5 X G: \" a) Z% q
- border-top: 5px solid #2B222A;
( ~! A% O+ E, o( _ - content: " ";; p+ \- _: L! G
- font-size: 0;1 j$ L# |# |7 r& G
- line-height: 0;
: O! `# j3 w* ^* z" Y - margin-left: -5px;
7 B! f9 n) g" N7 \, r; H: b. ] - width: 0;" _6 f! G6 f7 q! r
- }
1 v* F$ r) j) n. l' z0 S& y8 N F - .tooltip-toggle::before, .tooltip-toggle::after {3 j* R. Z& V9 N1 y- S
- color: #efefef;
# f1 J$ c) i# u" B2 B) a - font-family: monospace;
; _. {: @. _! c( L' w - font-size: 16px;
6 j$ K S9 c5 Y0 q/ F; ~ - opacity: 0;/ |1 O; Y7 F& n
- pointer-events: none;% `$ M* N6 r% I; |) C" Y$ b
- text-align: center;9 t, X! h. A; N3 L+ N7 u. M( X( c% i
- }5 }3 [6 f$ y- j, r$ X" r8 O
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ M- d/ c7 u, ~ - opacity: 1;1 W* b# z: q4 e4 G1 \
- -webkit-transition: all 0.75s ease;. E- G5 b. R9 b" W! ]3 z1 j
- transition: all 0.75s ease;, ]/ f1 p% s d) C+ c
- }
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">
. K% s8 V' I! x- A" U/ Z1 E+ z - <ul class="nav-items">3 `5 I# S( I9 _6 E
- <!-- Navigation -->' J* O5 _* Y( ]3 a
- <li class="nav-item"><a href="#">Home</a></li>, }! E5 O5 ?- r' w7 ]/ q( S
- <li class="nav-item"><a href="#">About</a></li>
6 H/ o6 ~5 N, T T# w6 S6 @ - <li class="nav-item"><a href="#">Contact</a></li>
4 M* L- t' o9 l- K& N7 E - <!-- Dropdown menu -->
5 r2 |# D( V" i - <li class="nav-item nav-item-dropdown"># L/ `8 z5 t5 }1 a n/ ? I
- <a class="dropdown-trigger" href="#">Settings</a>* f: v, E N4 F* E. z+ I
- <ul class="dropdown-menu">) M/ O( [' W _0 x( l7 s7 n0 W
- <li class="dropdown-menu-item">
4 C3 w# G& e% k, z - <a href="#">Dropdown Item 1</a>- ^- l1 h. b5 m0 A. d% |' @
- </li>; [# Z5 B1 ?' n: ~
- <li class="dropdown-menu-item">2 I$ {4 Z5 e( t3 Y# k
- <a href="#">Dropdown Item 2</a>! @9 d/ B# d+ W. x& h8 ?# R. n+ K
- </li>
' g1 @; Z& r! ?- Q" _ - <li class="dropdown-menu-item">* S2 K& R) S" ]2 F" g2 a7 ?
- <a href="#">Dropdown Item 3</a>0 e! t5 p, _- u+ P8 w
- </li>
2 I: f; f$ `: x+ u - </ul>5 O/ M# E+ r7 G4 ^) E
- </li>1 l* `, F# R' K* C" C$ y
- </ul>6 J$ L0 b, L8 d
- </div>
复制代码对应的CSS代码如下: - .nav-container {, q& A2 t6 o# ]6 U
- background-color: #fff;
% O I$ J+ q* K8 M7 v - border-radius: 4px;
/ l r) z( W$ k& Q( ]4 x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- s! e0 ], R8 U+ _7 j* S4 |4 ^
- padding: 1em;+ m; m1 q7 S2 N2 R, I, ]. o
- border: 1px solid #eee;0 F4 B" u, H& @! }) o
- display: block;
+ m$ i: Y/ x; f0 V! @7 A - max-width: 400px;' _0 x+ y! W1 S( g/ ^
- margin: 0 auto;5 @+ d9 x0 C. {6 r( a
- text-align: center;7 P3 [3 U% I& {4 s$ c+ X
- }5 ^4 i6 ~6 c+ a8 K: ]
- ul,
- d8 A5 T7 h0 x- K; j# z6 e - li {9 M9 s9 @1 g& y2 z
- list-style: none;
0 X! I( p- H' c2 Q! B - -webkit-padding-start: 0;" V+ ~3 I/ B4 ]1 u5 y! W5 `
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- a {+ ?" @$ b; Z O6 x
- text-decoration: none;$ `( }2 z( C7 A, e0 n
- color: #ED3E44;
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- .nav-item {
# ~* ^. F- E6 W: `0 ~+ y5 U - padding: 1em;) w+ q# v" x, O7 V
- display: inline;3 @* g9 d$ g1 z# T4 o4 w3 c
- } {( w5 H4 G8 \4 I6 |' Z
- .nav-item-dropdown {
/ R- o0 Y$ S2 J/ E4 j# L - position: relative; |9 S% I- Q: r$ Q
- }
; |, Z) O- E+ ~5 X" @9 k( [ - .nav-item-dropdown:hover > .dropdown-menu {
2 b4 I: z8 U+ H9 O+ {3 F; e - display: block;
9 _" S/ b! O/ \* v* a - opacity: 1;* L- e! c+ v. x, C( r
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- .dropdown-trigger {: r! o" c# L! k& x! m$ m( v" s
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
' R% N$ ~; \5 e- p% e4 { - display: block;
" a5 ~/ Q( v B" N1 l( a" a- p - opacity: 1;
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- .dropdown-trigger::after {
0 A0 o) f: W5 n( V) }3 e7 P - content: "›";- X# c; C4 o1 k
- position: absolute;$ S& p" ~0 [8 d* ]
- color: #ED3E44;9 ^# f* V4 a. ^) P6 G; }0 j
- font-size: 24px;
% N; f' i; K5 _7 s - font-weight: bold;
0 u/ r6 E9 [# F - -webkit-transform: rotate(90deg);
8 F9 n/ q& G4 h- p6 W% O# A5 R' R - transform: rotate(90deg);
" ~3 J, t" N; q - top: -5px;
5 k4 U+ F6 b& ~9 ] K: b$ k - right: -15px;
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- .dropdown-menu {0 |; f+ H+ o+ [; D$ V
- background-color: #ED3E44;
) Z6 \9 U- |, G4 s! U- u - display: inline-block;/ V$ G4 N: i9 h6 q
- text-align: right;
- A n! i7 l* i1 t - position: absolute;6 X' I( Z _# c$ |; q; v) X1 F* A
- top: 2.5rem;
* Q! x2 h4 @1 [0 i4 g. I$ n - right: -10px;, }0 c) D" L7 _& [
- display: none;
) N8 W; R. o! O: [+ I- \: l% C0 m6 G - opacity: 0;
8 w( i9 p U/ K8 J0 T& R - -webkit-transition: opacity 0.5s ease;, B3 `6 x# m {& ^7 e1 y
- transition: opacity 0.5s ease;
+ }% s9 ~+ I( {' T) m- J( c# f7 T - width: 160px;
' a5 |8 f! v4 v& G6 C L - }
: B3 b$ U3 |' }: J6 {- s7 ]% ] - .dropdown-menu a {2 Y8 f2 F4 b2 r' U5 J# k) @7 N+ X# L
- color: #fff;0 ?0 L y/ _1 c
- }6 P/ H g( c; L3 j
- .dropdown-menu-item {
# u" \5 p/ |- w: D! h - cursor: pointer;7 t" E( d% {" Q/ z& K
- padding: 1em;
. ~+ D; t' P O, x. ^ - text-align: center;7 C2 [. G. c. i: p- Z/ R! g
- }6 k; |6 y5 s) F$ g3 d; J) Q
- .dropdown-menu-item:hover {
! q6 ]& P/ g# A2 O9 \ - background-color: #eb272d;6 j/ `8 j. \9 G* Q8 \. A
- }
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; [$ e* A! X) ?4 V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 M" v) f1 W; `. ^0 }1 Y
- <!-- Checkbox toggle -->; A' Y2 Z) M+ Y V1 C
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% H3 K+ K- ~9 r& J2 [ h6 O" ]9 S - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
q \+ [) c0 P - <!-- Content to toggle from www.mfbuluo.com-->% j' R2 F: A4 Q+ W- H/ S4 M
- <div role="toggle" class="toggle-content">2 J& Z" I- \2 }+ y( y0 R
- BA-NA-NA-NA!# s3 Y3 m- y. x( d
- </div>- ^1 s( s7 _* ]
- </div>
复制代码CSS代码内容如下: - .toggle {$ T' Z% R& d1 B7 U( z
- margin: 0 auto;
0 s4 O/ \2 y% t1 I _, r9 P' I+ ]; m# m - max-width: 400px;+ A. K$ h$ R) `9 c1 \& I% c8 j9 V3 i
- }
- g( v* U2 a" ` - .toggle-label {
' c; ^' Q$ w) M/ p - font-size: 16px;; J4 O5 C/ X! }. Q- y8 @7 f) R
- background: #fff;
" h" ~$ }/ k1 b1 s+ e - padding: 1em;3 e) q0 c% W- d9 v8 d0 r
- cursor: pointer;' f& }; t' }5 c% X" R: q/ M/ T
- display: block;
s6 H- F+ i8 U G# a - margin: 0 auto 1em;
; }: O% E) r7 M9 M$ S& r8 [! g% E7 M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" Q& r' D$ X1 f; `9 o
- border-radius: 4px;# O2 X- O# n# l! ^7 B
- }( t0 F, K0 G+ a+ E2 g; v
- .toggle-label:after {
8 G8 w; Y" U0 B4 s; G - color: #ED3E44;
5 o" H" S n4 ~: \5 x - content: "+";
; Q! g# h) Z0 C" R1 r - float: right;3 N. u n i+ k
- font-weight: bold;7 A+ G3 M0 a& K4 X1 W
- }
3 R; o7 C* F: C' g% A; T - .toggle-content {% I0 W2 P/ p r/ M+ g0 @3 |' q
- color: #B0B3C2;0 m9 D1 ]. m0 ~; ~
- font-family: monospace;
* c$ @; G8 o3 i1 e- P* v: u8 n - font-size: 16px;
' E4 t" U* Q( @) O/ V - margin-bottom: 1.5em;
5 Z3 @9 w) e A1 L0 u5 z; J5 z. \ - padding: 1em;
6 _$ I2 j/ {2 F# p5 E1 u/ J - }
C6 f; d. k+ o. [( R9 d: ~ - .toggle-input {
% |% W* d0 l* |* d, U# S2 M" X - display: none;% B+ U4 ~; m+ W4 _1 L! [% R1 F
- }! G5 B+ R( A, `
- .toggle-input:not(checked) ~ .toggle-content {0 b, O- f8 e& J
- display: none;
8 R& P2 g9 f) N% B7 ]6 {1 y - }
4 U O: q/ y3 J7 c - .toggle-input:checked ~ .toggle-content {
/ Z) w; T! f- `! v( E - display: block;$ B7 A/ r; F5 b1 @3 {) T* {' r
- }# J( _- v, @# Y& L
- .toggle-input:checked ~ .toggle-label:after { {0 a# }3 y" O% A- }) m
- content: "-";2 U3 i6 R; m% n* k' Q. Z2 _
- }
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