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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+ _2 J! F9 L9 F7 {$ q+ U8 b1 J
- Label for your tooltip
' q/ O, ?9 K! C2 \$ \0 @% W2 `7 E4 o. A - </span>
复制代码CSS代码: - .tooltip-toggle {
2 F- e8 ^/ y: d7 U - cursor: pointer;, t( n1 G9 S( Z$ g7 F
- position: relative;
+ x, v n* J9 Q4 A - }
# O5 G& [, B1 u8 C7 t* B - .tooltip-toggle svg {- T/ d8 |" Q7 e9 F. o3 a- \
- height: 18px;
4 t" B9 e1 @2 k1 _! Q( s - width: 18px;: H% p. X0 M% c
- padding-right: 0.5rem;
8 z4 s8 G0 a3 T6 T; C$ F/ q - }
2 Q& q6 E) h- ~ O9 E4 q+ S" a |" C9 _ - .tooltip-toggle::before {3 @$ H/ {+ r6 W# j. z, J+ Q
- position: absolute;5 } k' _5 C1 k2 L5 H4 Z3 M
- top: -80px;
$ X1 F/ M6 g6 z" {1 V - left: -80px;
& e3 p" h) q# M - background-color: #2B222A; `' v( C( l3 e# E) {
- border-radius: 5px;
1 ^- A5 q! ?' Q& u - color: #fff;, w) o5 w) p1 G* I
- content: attr(data-tooltip);
$ g! G* O# L6 @+ k% N - padding: 1rem;
3 j6 v0 g$ L+ A% Z. n: k- _ - text-transform: none;( O9 H" e: }4 U5 K% A9 }* n
- -webkit-transition: all 0.5s ease;
! w# ]) ~ U3 [, c2 W: J7 @4 c& E - transition: all 0.5s ease;
" B7 v! A* o; E# |: C/ E4 D5 } - width: 160px;) S4 Z8 ?8 z8 Q! X) n) ]6 M& ]
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- .tooltip-toggle::after {+ }& O0 D& s' Z' i0 K
- position: absolute;" i. e1 K6 q/ k n7 ~3 `- H
- top: -12px;
) E) P0 [/ N' @) B- f& w - left: 9px;3 D# j# s ?: U1 G$ U; ~
- border-left: 5px solid transparent;
0 f+ U$ A2 P" s7 K& b+ U - border-right: 5px solid transparent;3 f7 i; P+ s$ L4 Z* g( C1 w- E
- border-top: 5px solid #2B222A;
3 e! P! x. n. V! S - content: " ";
4 J! g7 d" M F4 v: x+ k - font-size: 0;$ }) u- o$ |' _) X" C6 U
- line-height: 0;$ E( s3 h: Q$ v
- margin-left: -5px;
+ `1 |3 n c1 T7 T - width: 0;7 i" F, h8 \8 ?/ l5 e
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- .tooltip-toggle::before, .tooltip-toggle::after {
6 y8 J, Y* V$ P0 b3 N9 I( I; L6 q - color: #efefef;
8 M9 n3 |2 C' S X9 m' F, a; u - font-family: monospace;
. F# `2 a$ ]5 ~ - font-size: 16px;: t" u% |" I: r3 @1 }
- opacity: 0;: w6 p1 _; ~( [% O
- pointer-events: none;; i6 K U4 M' Y: ]) {1 ~
- text-align: center;
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5 k7 F" ^( R8 _, x0 i7 ]0 F7 B+ Y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 c" f0 t( c( ^+ I8 P
- opacity: 1;2 o9 o8 T3 e1 F Y T0 I
- -webkit-transition: all 0.75s ease;
1 o' C8 L8 g m: [0 c9 v8 t* |* p - transition: all 0.75s ease;
. t1 _( L& ^& h1 \% e - }
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">
4 y4 b Y2 ?, P& w, e - <ul class="nav-items">* k7 W* J( v' m5 L, ^7 e: N
- <!-- Navigation -->
& B2 S3 R, y; R4 k" r! m. H+ i" ?( E - <li class="nav-item"><a href="#">Home</a></li>
6 u5 J/ F' r/ [5 Z3 ^5 o5 ^ - <li class="nav-item"><a href="#">About</a></li>0 M* o1 `: u, W+ k) A5 o; z
- <li class="nav-item"><a href="#">Contact</a></li>
- G0 o- I; D: y9 y4 L; c8 p - <!-- Dropdown menu -->8 x) s$ |; ~1 O, F: h5 W
- <li class="nav-item nav-item-dropdown">
1 f9 p {2 C/ O* }" X! w( w3 w& K - <a class="dropdown-trigger" href="#">Settings</a>
2 X; { n1 m, m& w& f - <ul class="dropdown-menu">3 U6 x5 Q3 ]3 a( P/ O+ p
- <li class="dropdown-menu-item">
5 W9 h8 Y0 ^* n% h- d - <a href="#">Dropdown Item 1</a>
& I5 [. u4 y F9 A - </li>
+ C5 J; y0 ~0 W: M- D) ], G - <li class="dropdown-menu-item">7 z5 t' K& }# X% `
- <a href="#">Dropdown Item 2</a>
7 ~; P( O _9 v: I% O* T - </li>
; I/ s$ ~' s3 }$ z. u. N+ E" Q' o - <li class="dropdown-menu-item">! s, V, P8 S: F$ V' ?/ |
- <a href="#">Dropdown Item 3</a>
; w) Z' U( F: H; i. V - </li>3 T; O8 o& b2 O1 h4 M
- </ul>
8 K# {) f+ c" {" K+ @ - </li>
, H7 G( P, G6 [8 o - </ul>
; ^+ @$ Y8 w2 ^/ C9 k( M5 E- y! e - </div>
复制代码对应的CSS代码如下: - .nav-container { G1 ^- e- }7 V" y; m% o* f
- background-color: #fff;( e/ G7 u. A, G* p9 M( o* E
- border-radius: 4px;
$ h" i( j$ M1 w4 S4 n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; j+ k8 I+ r ?3 A$ @, F
- padding: 1em;
. } w" [2 v8 _- w4 r5 o8 x; r - border: 1px solid #eee;4 x: T3 h7 @5 g7 }
- display: block; L6 B8 J: L) {) k% l" I$ s+ c0 |
- max-width: 400px;
8 |. }$ e. c7 D+ m( z - margin: 0 auto;
( R* R, O$ e; o7 v+ q/ A - text-align: center;
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- ul,
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- list-style: none;, R6 O- b: a, }* \3 n* W: L! z! A
- -webkit-padding-start: 0;
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- a {
, @9 X2 M3 n" c - text-decoration: none;4 |3 y( ?& E$ G" |7 u5 o) ~+ I
- color: #ED3E44;
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- .nav-item {8 n/ f% ~& E2 o/ P c
- padding: 1em;3 N/ d# K {4 m5 D3 P
- display: inline;7 ?; t# S% j$ C' v' }! e; x" T
- }
" _9 p" Z; T) f$ @6 g' @) h& C4 B - .nav-item-dropdown {; ]' H; Y5 o! O8 }9 \9 _! w1 B% ~
- position: relative;: J8 I$ G4 G; T) a
- }
m: C; Q o9 ]! d4 r' _+ b6 }( C! H* T - .nav-item-dropdown:hover > .dropdown-menu {7 u: O7 Y+ U9 m1 A% E; ^
- display: block;
$ T9 D/ V( X# O' I7 [ - opacity: 1;
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/ j9 N% H# Q, L4 d% c - .dropdown-trigger {
K) ^: M+ N2 N6 [# L, m - position: relative;
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- J+ y; ^3 ?9 l# ^! w1 D - .dropdown-trigger:focus + .dropdown-menu { f6 _& c; R$ J1 W! c
- display: block;. C" l; T4 U8 U, G, e9 J1 |
- opacity: 1; Y3 ?, u) U. y) _
- }
( I5 y E/ |3 h# | - .dropdown-trigger::after {
4 e! u0 O! D$ J# G2 Q - content: "›";
- N2 k# V$ `3 z - position: absolute;1 L$ s7 |0 {& d) `
- color: #ED3E44;
8 H1 K- f: I) S4 i$ }' w& ]2 P4 N - font-size: 24px;- C- c0 S/ P; a ]* C
- font-weight: bold;
) b4 Z+ ~$ s! z" C# H - -webkit-transform: rotate(90deg);! j6 C" H8 ?7 H6 @
- transform: rotate(90deg);( C( z% I# n. `5 l# Q
- top: -5px;
* ^6 n$ y) a3 P. d - right: -15px;. A8 k. k1 x; @' f: q9 \8 X9 z
- }
+ Q1 k! p$ H+ d. P8 x* a# j - .dropdown-menu {
_; V% s1 f% G- ] - background-color: #ED3E44;
9 o( i9 I$ E) f0 @# X - display: inline-block; d- _# T D$ q( d; X! s! M
- text-align: right;
- S u, J8 ^3 M% t% C6 S3 { - position: absolute;. `* z$ l+ @1 t3 \% M/ M
- top: 2.5rem;
3 `9 R/ ?: G9 q' ^; v( J - right: -10px;
9 q- W2 \2 I" w) e: I - display: none;' R8 m. `$ c- }. }/ A. I1 Q
- opacity: 0;
6 L% g! ~6 e8 S, K+ } - -webkit-transition: opacity 0.5s ease;
! A/ Y- p3 U# ~/ b3 j( F& y - transition: opacity 0.5s ease;
" K! ]4 d, h6 c5 K) S% `* @: A6 T - width: 160px;
, }% J' Z- t" ^ - }
4 o# f- c& E2 {$ h" V6 d - .dropdown-menu a {
! D$ o, Q0 L. O9 N2 w$ ]$ ` - color: #fff;
* q! m% ]3 g+ O2 H' j - }
' b- K0 [7 u( X, H: S - .dropdown-menu-item {
+ F5 W7 {7 q- l* H - cursor: pointer;: g; e/ G1 t- ^
- padding: 1em;
9 W) t0 G+ W; C2 N& O; H) u( z9 k - text-align: center;
* e7 p- k* l3 C - }
! W& _1 x+ E6 l0 A% m - .dropdown-menu-item:hover {
* a6 D! {) P+ X) k- \: L/ x U - background-color: #eb272d;6 M% r, x7 A$ \
- }
复制代码
/ o0 R$ a5 L* }/ l! W f L& w4 w: R可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& V/ z8 O$ e* \5 a/ C- m9 n& H3 t - <!-- Checkbox toggle -->! }0 d# E( X; h; i$ ~' p9 I
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 O7 {3 Z9 ?1 N3 K' o - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( ]) j$ B& ~6 t7 m8 t
- <!-- Content to toggle from www.mfbuluo.com-->- y' @3 r: l+ @3 ~
- <div role="toggle" class="toggle-content">* F: h. U9 r. Z2 ~4 R5 C
- BA-NA-NA-NA!# m7 E- `; x" P0 s+ W4 O; E
- </div>" x0 @; _& E: ~+ l
- </div>
复制代码CSS代码内容如下: - .toggle {9 {; c: |) @+ r8 H2 j1 ]( ]
- margin: 0 auto;, |4 D3 t# @3 ?& H
- max-width: 400px;" r5 H8 l, N" I7 t% @( e' o! T
- }
5 T# v2 i: E: T4 _1 u/ k - .toggle-label {
/ e1 v2 Z7 F% w- d( X - font-size: 16px;
( h. ^% W( H- x. S - background: #fff;, [$ x G( H- k$ k* \
- padding: 1em;
/ N2 B t: `0 O. @. U - cursor: pointer;
9 T* M3 [6 z+ n1 H% A2 Q7 Z - display: block;8 W E! i1 V2 y
- margin: 0 auto 1em;7 y% V. S6 y x: I: u' I; c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ C7 k1 N2 ]5 Z8 Y9 s. A: R - border-radius: 4px;
: o: H2 O1 g1 Y/ w$ G t I - }5 B' Q+ M6 V. f
- .toggle-label:after {1 V4 @( [( \3 B$ h
- color: #ED3E44;' O, {# {8 g1 m# i4 Q( m, R6 v7 R
- content: "+";
d2 D c7 M9 M! d. M) X4 }8 R - float: right;- j1 [) w' } J. t! a+ s7 d
- font-weight: bold;
) \. k( J% N) z9 Z! {) F - }
& s1 h# u; r: L' Y+ O3 G - .toggle-content {; c0 L+ _1 a7 E6 s
- color: #B0B3C2;
8 S1 _8 ~ A. f) V+ P! O+ Y - font-family: monospace;, T/ G4 v3 f1 z5 ]4 E
- font-size: 16px;/ [+ X" q/ M0 w. V
- margin-bottom: 1.5em;% ?5 P0 W {2 S6 ?4 D1 M9 t2 E
- padding: 1em;
. l) ^3 I$ I3 r* R4 o+ j - }
8 |1 b; J& E7 N3 b5 X) e* W4 | - .toggle-input {8 |4 ^5 l' _' w( E" m
- display: none; ]' [$ {8 W6 e! v
- }( c* M. {$ O h: U5 h$ k% r
- .toggle-input:not(checked) ~ .toggle-content {
" }7 l [% G7 a9 p2 E* K) ? - display: none;
: V$ ~8 G* ]7 [1 ? - }
. {5 {* F/ s+ r/ i - .toggle-input:checked ~ .toggle-content {
q- z7 I' h \+ S+ o. c' L - display: block;0 N1 b/ G3 U6 o P) K1 z2 W- \/ Y
- }
* i: K1 N+ S @5 e" u - .toggle-input:checked ~ .toggle-label:after {( f2 L8 l" W4 I `2 |* q7 [* y
- content: "-";$ v0 {4 t( [- M& E
- }
复制代码 + R) }/ q/ U2 N) `! v4 Q- I3 U
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