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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!">
& {8 ^, m1 B! P K. i# R - Label for your tooltip
" g( m- @+ B/ i2 M. h# P - </span>
复制代码CSS代码: - .tooltip-toggle {
2 w( x4 }6 Y2 U1 @1 X" z - cursor: pointer;& A/ F2 D, M6 Z$ s8 l& {( ^
- position: relative;
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! S( p1 L: G% A9 ?" j - .tooltip-toggle svg {
/ \% a- n" r/ ~/ ]" y# L# D - height: 18px;
+ k' b9 a' O% r3 \ - width: 18px;
9 r/ E+ L5 n% H; |& ~8 w( c - padding-right: 0.5rem;4 u) @' A9 S( _1 w, k" _
- }: a. F# N6 I- C9 ?0 d' X
- .tooltip-toggle::before {: i9 s8 ~3 A. V9 X
- position: absolute;
4 j& F# R! r- G: u0 M9 g" v( `7 _ - top: -80px;% s* J r1 ~2 D; |1 k
- left: -80px;4 z" e/ {7 s( K" y% z
- background-color: #2B222A;
7 B' @# ~! f& V/ C" O* p$ ?# u - border-radius: 5px;
& S( K0 V- s3 y2 n. @ - color: #fff;
/ g }7 g7 A5 X: u* B - content: attr(data-tooltip);+ I* F; m$ i: n9 X/ P# { O7 X5 K
- padding: 1rem;+ n5 z9 h I! ` M& l3 t# D
- text-transform: none;
' i, g& D- L: P! M0 c9 R - -webkit-transition: all 0.5s ease;0 p$ s1 C2 }) G D) `
- transition: all 0.5s ease;
0 S7 k: w1 H2 g, C2 v, w - width: 160px;, b2 t. e- K0 s$ f" q
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- .tooltip-toggle::after {
9 _* ~+ J( v3 D7 ?; E+ F0 [7 w0 d - position: absolute;$ `: j$ U) h. v$ W
- top: -12px;, L' \9 D8 F- L5 a! U
- left: 9px;" W4 Y- j+ }" ]/ ^( M0 {0 R$ d/ v7 X
- border-left: 5px solid transparent;+ x+ L' \2 d2 {
- border-right: 5px solid transparent;. ~9 f: G! z+ v) r6 l
- border-top: 5px solid #2B222A;
/ x* e4 w* f* ?8 N - content: " ";
/ c! m" @# D: k- _+ _4 G - font-size: 0;! |6 O( t' _) e$ x9 M' Z
- line-height: 0;
/ A5 S( {( G! m& c; g - margin-left: -5px;0 L1 O' c6 X8 F0 h+ q: u# a7 n. G
- width: 0;
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9 w( W8 q! t9 V) a) g; l9 @ - .tooltip-toggle::before, .tooltip-toggle::after {
( l2 `( L3 w; Z6 t - color: #efefef;
% A- K' M g/ ?+ f0 b' ? - font-family: monospace;' Y) l3 e6 [9 g% G) x
- font-size: 16px;
% l2 m, k" W+ G8 M9 k$ t" B - opacity: 0;: `7 K! G9 T. K
- pointer-events: none;3 Q! J* |; W$ n
- text-align: center;$ T* c" V0 K$ [* f% d. T# U' \
- }) |. F) q- c, y2 e5 A% E! ~
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 J7 j: ?8 F) i6 J
- opacity: 1;
3 m5 ^" i. m$ H; k8 F' M - -webkit-transition: all 0.75s ease;7 V, ]6 I) o/ w, t
- transition: all 0.75s ease;. P3 e+ |1 [* }7 ^
- }
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">
( P. |" w, ^8 Z) P1 S+ r" r5 G$ z - <ul class="nav-items">: ]7 ?6 v5 J, X% L
- <!-- Navigation -->) J7 @8 {% f. W! a4 v
- <li class="nav-item"><a href="#">Home</a></li>+ R0 l5 L; n, b+ z4 h, b
- <li class="nav-item"><a href="#">About</a></li>7 Y0 d: m4 M) A# B% {
- <li class="nav-item"><a href="#">Contact</a></li>
+ }3 R9 P7 x- V6 L4 K5 | - <!-- Dropdown menu -->
/ M& H1 C2 V" Y# z( x& D - <li class="nav-item nav-item-dropdown">
$ q- K9 h. v4 H4 p- e$ S5 [ - <a class="dropdown-trigger" href="#">Settings</a>3 @ |& X/ k" h3 [' P' C
- <ul class="dropdown-menu">+ w1 [' d/ r. m0 V) V1 }! D- ~" n
- <li class="dropdown-menu-item">
1 @* J- z6 T. E; z1 j3 y - <a href="#">Dropdown Item 1</a>6 T" |, @. f6 E1 U; s2 J. {. G
- </li>4 z- B" G- x* u6 q( R4 Z' d
- <li class="dropdown-menu-item">! b! {1 }! a) i Q% y, b
- <a href="#">Dropdown Item 2</a>2 `0 \' E; X) Z' y6 k5 L; x0 v
- </li>
; j+ `: H. u, F7 T& _# Z6 m - <li class="dropdown-menu-item"># i& g1 W; [' f! d( t9 w$ Z7 O A
- <a href="#">Dropdown Item 3</a>
1 p2 D) n+ Q, ^; H - </li>4 m, j: H. W* w7 c
- </ul>( H6 t8 v+ j( T( R+ l! @! B6 }& P
- </li>1 D: S8 v' s% j; t6 F$ ?# {% M) ]
- </ul>" P* r+ _1 J7 v% o9 l2 t
- </div>
复制代码对应的CSS代码如下: - .nav-container {4 `+ [' x( @% ?. L5 o0 D
- background-color: #fff;
; O1 G* W' ?) i* } - border-radius: 4px;
8 N) @2 p# Y" x) V0 h Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 ?* O" d' H3 f - padding: 1em;$ [2 n) [! X( @, e2 i
- border: 1px solid #eee;
- N8 _* m: c1 l4 j. ~. k - display: block;
# x- j* A% ~4 ?8 `7 F; [% F; P- X+ K - max-width: 400px;" h3 [! U" I8 ^' }) m
- margin: 0 auto;
& N* a, f" J( e& c - text-align: center;
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- ul,
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- list-style: none;; L% k i4 V# n$ c; f
- -webkit-padding-start: 0;9 k X- E2 V0 H" i8 @
- }
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- text-decoration: none;' I" ]" L$ M* o6 R: W
- color: #ED3E44; B7 o, a" M$ l) o, i3 p& f
- }
4 W4 m. d: G2 n3 I - .nav-item {8 x9 B0 @3 i. j2 d/ L- S/ A
- padding: 1em;
+ V% U0 R/ ^6 }$ J( c - display: inline;
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- .nav-item-dropdown {
2 N- v& q# x9 h; ~- r' r" M3 | - position: relative;& I2 E& i8 n$ U0 M" C
- }
2 m- p& b, j% p# ^( [- ~7 ` - .nav-item-dropdown:hover > .dropdown-menu { J f! I6 p0 k, d0 D% `
- display: block;$ J8 |* C- S8 u" w! o. Z( b
- opacity: 1;& P' i0 w6 ~& f" O
- }
1 o8 B0 E( H% q! o. X2 \ - .dropdown-trigger {, \, R) I0 m. Q2 v _9 ^
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {- C$ s7 j5 e4 i$ x
- display: block;' X, o/ [7 i! w9 t [/ D- W K
- opacity: 1;
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- .dropdown-trigger::after {4 J* w- r' |& U1 _' [ ]1 q/ j
- content: "›";3 }/ j* B$ n) G7 o7 Q
- position: absolute;
( z2 B+ D7 V, H5 b* ^5 D - color: #ED3E44;
7 G; O8 v8 b1 h3 ` - font-size: 24px;
4 E# X: \1 e$ k8 k8 N - font-weight: bold;
+ [! W- j, h! M7 |+ t3 \: d - -webkit-transform: rotate(90deg);
4 @$ r! V5 y. ?3 o1 ^1 b1 X - transform: rotate(90deg);: \" F. y5 p" t5 j# f
- top: -5px;
! N. m2 S4 h" {! @1 ]. q - right: -15px;- x! d0 T+ \. G8 Z( x l" H
- }4 s+ U* u% p( T% f/ g* d& }
- .dropdown-menu {
8 E1 N' ~. Q* g4 n1 C( C. b - background-color: #ED3E44;7 U+ Q# |: D2 q8 z. H( |* ]
- display: inline-block;& v Z( ^4 I9 |% `. R- W: J0 u2 u
- text-align: right;# S& D2 r1 h3 K) O6 Q- e) i: l
- position: absolute;
; G/ w( V: Z, h7 m. |- Q8 p - top: 2.5rem;
2 K3 Y; @( @* d7 b6 [8 _ z/ u - right: -10px;
+ P4 ?1 Y2 }: D, ]5 w0 p - display: none;
9 S) r7 [; m$ @, _+ \ - opacity: 0;/ V: P5 x" O) z4 ]* j9 P
- -webkit-transition: opacity 0.5s ease;; A% O9 Y* j8 ?+ I) R' _" A1 a
- transition: opacity 0.5s ease;
& [. P8 O8 c0 j) m - width: 160px;
% o7 Y5 }) b- j5 I4 s - }
|% Z: L1 p2 y0 E - .dropdown-menu a {
* e% D; A9 C8 ~" H - color: #fff;* F" [! k- R1 o8 O- a. r+ _ y
- }# F2 x# r5 P* H! o: Q
- .dropdown-menu-item {0 a, X3 A4 b3 p, Z9 b1 s% c2 V% i
- cursor: pointer;4 A: W* K* `* A2 D3 m
- padding: 1em;
: u8 _$ E+ m4 W( ~: Q( f& {9 ]4 F - text-align: center;
* t: j! }3 R7 }1 p) H5 E - }
/ G* f: Y% F G4 S5 s& A4 U+ j - .dropdown-menu-item:hover {# N; U* A7 M; R F1 `
- background-color: #eb272d;& @# ^$ _ u5 A1 J
- }
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: W* i) X! v7 u( U7 R3 r# P N可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># L! I& O1 n# v3 B8 W, w/ [6 E
- <!-- Checkbox toggle -->
2 _, R0 m$ m& r& R v+ H7 S - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
/ F0 {. o4 v0 ]' }! |* j - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
7 `* h. B" Z6 E; f. ~" `+ |8 _. ? - <!-- Content to toggle from www.mfbuluo.com-->% l# E W8 c4 b3 W. V- u: d9 a
- <div role="toggle" class="toggle-content">
7 L8 {" ?6 {& T6 M% Z, ~9 h! P - BA-NA-NA-NA!
1 e' E4 J, A8 K' R3 O/ ~ p4 D6 I* f - </div>3 b/ |" }* z @7 k/ p7 ]; W1 H; i
- </div>
复制代码CSS代码内容如下: - .toggle {7 ?9 {# r5 P0 [
- margin: 0 auto;
6 ^5 F' I4 v) @# q: O - max-width: 400px;# T% H" _ [! N m3 g3 T
- }! s: n% `* w! ?. W3 E& {" C9 {- S
- .toggle-label {
. B1 F0 `+ I# P9 v - font-size: 16px;" J) ? B+ }/ d" ?4 R( S# a
- background: #fff;( v Q A! J5 P! C" k+ W# J) M
- padding: 1em;
7 y, V* X7 f" ~5 B+ v( A - cursor: pointer;# m* _. n3 a# n
- display: block;
' l4 _4 X# `' i/ ^+ D" W - margin: 0 auto 1em;$ w& Z7 V: a& ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ o- b0 x; m! [2 O; I4 D - border-radius: 4px;9 P+ c$ _; ~5 [; D1 x
- }
. `" i" c4 y$ k - .toggle-label:after {
: W6 b' X$ _6 B8 j0 \ - color: #ED3E44;* r' _8 t) @) d1 |6 D; x
- content: "+";. x- \' s2 S6 ?1 C/ z1 L6 v7 B$ s' _
- float: right;
$ w- P) l9 Q9 |/ `/ W% o - font-weight: bold;
' _7 |' c9 R5 F# F' G. Z - }
) _; o1 m1 p; _ - .toggle-content {
- l$ Q$ R- s1 U) g+ a1 Y - color: #B0B3C2;: I# y* `: J, d6 }1 s2 m
- font-family: monospace;/ [4 c8 y6 w( f0 g$ X; P% K' N
- font-size: 16px;
2 Y* S: |( Q; ]$ c - margin-bottom: 1.5em;
0 Q/ M; `, x2 b - padding: 1em;" H, b$ p4 h! e% M1 m3 q9 k) Z
- }; ^0 k: s8 P( @/ ]1 R
- .toggle-input {
0 b, v) }- u4 [- X5 h5 O - display: none;& p* ]6 N+ j% |0 q8 \. `6 f
- }
4 q' I- Q- \. ]+ `2 ? - .toggle-input:not(checked) ~ .toggle-content {
% ]# `8 ?0 ~& f2 ? - display: none;: y2 {. X- O" o
- }+ y" J; w, c5 ~9 Y1 \
- .toggle-input:checked ~ .toggle-content {
/ L) ~. W9 g3 R7 q# _! p - display: block;7 ~" y+ M$ D3 S: x! U1 ]
- }
! L& a: m9 U/ x$ X7 I - .toggle-input:checked ~ .toggle-label:after {8 b) P2 N% l+ j- T& s0 q5 t: Z% h
- content: "-";. |) _5 ?# C" H- v" t
- }
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