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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!">1 x$ i8 V3 G: M6 ], e
- Label for your tooltip
* n* E+ s3 Z; W N" \& { - </span>
复制代码CSS代码: - .tooltip-toggle {
- F$ E- x8 q; j - cursor: pointer;9 f) W) l y7 t, ^& |
- position: relative;$ p+ e2 X% a( M
- }
' U7 M# H# o0 r - .tooltip-toggle svg {2 f7 U4 p: y7 x* O j+ i/ N
- height: 18px;. b! p% q( S" e" _/ Q
- width: 18px;
' N: `5 c- L- ` - padding-right: 0.5rem;) S( r3 m' A y
- }! E! T! \% q: d/ n8 w, Y" y5 H! s( n
- .tooltip-toggle::before {% x( m) z) w, V9 x" L5 \$ }+ L% X a
- position: absolute;
; O, z' d# n4 v/ r - top: -80px;
/ r9 @- `9 Z# A* n - left: -80px;
# J/ z3 C2 b5 J4 p" l% y - background-color: #2B222A;3 e& l4 d u* Q/ ?
- border-radius: 5px;% M8 a1 U' W9 U: ~
- color: #fff;9 n5 Q. f1 V, W# U! @" _
- content: attr(data-tooltip);
2 _, d# b9 Z2 c X& o; E( n - padding: 1rem;
& I3 @* Z3 F" I7 f1 _4 N - text-transform: none;
7 j1 [% [( E3 K) S2 D - -webkit-transition: all 0.5s ease;' w0 j: i5 I T9 M) r
- transition: all 0.5s ease;0 C" {6 i: J# q; Z, `7 a: J
- width: 160px;. c7 m8 _" k0 F( f# K, G, Q
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- .tooltip-toggle::after {
0 @8 D( x. b ` - position: absolute;' M" k0 d& B) k$ v& `& L4 M
- top: -12px;
7 }* B! e, s, b9 L8 } - left: 9px;9 V, M! s# I A: H" i# b8 {# K
- border-left: 5px solid transparent;
) c* I: f+ T. E9 v - border-right: 5px solid transparent;
2 r2 I) A7 Y! n" O, L9 |$ Z3 O - border-top: 5px solid #2B222A;/ g4 }/ X1 D# Z! [/ i D/ C( S
- content: " ";
1 u1 A4 \" m& r5 @! E! h/ t1 C+ o - font-size: 0;* T3 h* X- [" L* q5 B
- line-height: 0;2 S( G; c+ k5 o0 ?) T. R
- margin-left: -5px;
7 f% _5 \/ S9 l0 T) G - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
: T# \5 S* Q8 t6 h* t$ O7 c/ r - color: #efefef;5 V3 n( a' G4 F1 y7 S
- font-family: monospace;4 o0 h! {$ t( j2 W
- font-size: 16px;
" n% c) u7 e& S: e+ s - opacity: 0;
* z1 C' B: j, o* k. {: e - pointer-events: none;$ `! n U$ }0 B( w0 q# Y
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 \; m. G, ~# q& `
- opacity: 1;7 B$ N5 L* h7 w v! h2 k
- -webkit-transition: all 0.75s ease;3 v- k. O @& j- V) f: b& m! w6 m
- transition: all 0.75s ease;6 N6 H h8 s# H: k& A
- }
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">
6 ? m4 C. R1 J; L! V' L4 T# _0 j - <ul class="nav-items">
( Y1 g0 E) ]; U7 o1 _; z9 j - <!-- Navigation -->
! m3 h: c6 [3 l, {$ @ B7 ]9 c - <li class="nav-item"><a href="#">Home</a></li>+ j8 v: u% J: R. V1 G' h
- <li class="nav-item"><a href="#">About</a></li>9 K1 b" D6 o; Q9 q( `" U. o; H# k
- <li class="nav-item"><a href="#">Contact</a></li>4 e; t8 M9 v5 K2 W8 W! Z
- <!-- Dropdown menu -->
0 }6 z4 o8 w) g* _: d1 L - <li class="nav-item nav-item-dropdown">
$ E. z. t* E4 S' y$ B( }) G - <a class="dropdown-trigger" href="#">Settings</a>
9 ~, ]* O' V, q+ `% b, C6 @& D5 {6 g - <ul class="dropdown-menu">
! o. C A# S4 g+ G0 a% s- v - <li class="dropdown-menu-item">
|3 h$ e1 O& {* G5 i - <a href="#">Dropdown Item 1</a>
. @* i- a O. X o - </li># x: y# N# e$ R2 s% m
- <li class="dropdown-menu-item">; `% s; _2 e! L
- <a href="#">Dropdown Item 2</a>' h! J3 `, h8 s8 M8 t
- </li>
% d, s. }( m; p, i! y - <li class="dropdown-menu-item">: J, @' W# e/ Z; Y$ S9 Z& h! O, D
- <a href="#">Dropdown Item 3</a>
4 n" t7 o& T/ |2 i0 }+ w - </li>: q$ P) T( q$ n3 r" o7 }/ H
- </ul>, \. S* c N2 z# B* m6 l
- </li>
8 Y' ^+ h: T% ] D$ z0 W" s" S+ d - </ul>
* c- _, h, |% S7 E4 f - </div>
复制代码对应的CSS代码如下: - .nav-container {
( R" k6 X! z* [9 x+ L$ |5 Q1 P - background-color: #fff;7 ?- _# l. w( o7 h b
- border-radius: 4px;
. @ T7 d1 _, N! b - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 g) I/ g% t, i2 \) I+ Q; D( M8 s: a - padding: 1em;
. ~1 q7 Q$ ^: D: [5 p& L - border: 1px solid #eee;2 L- G0 g$ D$ P& e. `
- display: block;
% G- Z0 F9 s: Q C' {6 H - max-width: 400px;
# _, @' y! [( i% o1 Y1 U7 X - margin: 0 auto;9 C0 O' V) S9 M, {1 e
- text-align: center;$ V$ F0 [8 J4 L/ g# n6 ^
- }
+ @" a9 w9 v0 Y4 E: ^: q# R - ul," X4 N! B( I; O V" Z9 S% X; W
- li {7 S+ m' s9 f: u/ p% o
- list-style: none;
: j+ W" x- W* _0 i, D8 | - -webkit-padding-start: 0;
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5 \8 a: ?( I% B _. m - a {
/ n8 g3 B; r/ a' f - text-decoration: none;3 H: o: p8 ?0 K) h
- color: #ED3E44;$ B3 `3 p8 h* U( F6 q
- }
% }8 z; G; S, X, v5 V% z3 I; W# i - .nav-item {8 p8 s" J) F" ~$ b: I& m0 J# K
- padding: 1em;
! H' p) Z& n+ O) w - display: inline;
/ p. d# N- z# J - }
6 _ G2 c Q0 [# P - .nav-item-dropdown {
( B+ U$ ^; b2 h1 Q - position: relative;
: }7 [9 R: a% m) @ - }
4 E# z3 I+ v+ ]. K- N& W - .nav-item-dropdown:hover > .dropdown-menu {7 y- Y2 A* k" y, K2 u- f
- display: block;
) @. q6 i7 V$ a" k2 y7 g, F9 U4 C - opacity: 1;
0 e, z$ L# }4 _# a4 _% A, G' C - }
, ~. I% ~. h* N9 k" A% H6 Q - .dropdown-trigger {
' q Y$ `* X& j: S* R - position: relative;
* ]# o: h" Z2 b2 w - }# F* l2 b8 n; V; _
- .dropdown-trigger:focus + .dropdown-menu {
3 C( Q2 u+ C$ C5 }( `6 l - display: block;- ~: i- k Z6 K) N
- opacity: 1;
: {9 D& J$ ^' I9 _ - }, R; _. s2 H @. _# d
- .dropdown-trigger::after {1 q$ d+ B7 u$ |* B# k- b
- content: "›";
: S/ Z6 x1 y- l; w' m8 _$ ^6 f: Q - position: absolute;
, _4 M8 Q% d. Z" F5 s - color: #ED3E44;- m& u" y- V% ^ k- b+ u* D. Z
- font-size: 24px;
' s7 V: \6 J5 C {" X4 I4 m - font-weight: bold;9 f8 o8 U8 M" F
- -webkit-transform: rotate(90deg);
9 F8 U7 \2 Y/ {# D5 y& b$ S$ y( R$ p - transform: rotate(90deg);
1 U7 V) k; i- n0 ?% [3 o# G2 \ - top: -5px;: s- N4 n: g' N% T
- right: -15px;
, w! z/ W# x( Q8 b+ D! Z: a - }
2 i2 W# ]$ I1 y& M: m6 q3 ?$ } - .dropdown-menu {
; E- ~& C) E. z) r B6 l - background-color: #ED3E44;
. R/ W% b8 T3 V( C( B0 r - display: inline-block;
# M" l& w! I# c `6 [ h! [ - text-align: right;
3 K1 H) b2 [/ ~ I& }5 M' P7 j - position: absolute;- t/ K6 X$ o' f5 G0 j
- top: 2.5rem;
) H" A* W5 t& o2 Q2 ]5 o% ~ - right: -10px;8 e$ U# r" G. e8 q+ S
- display: none;
; n6 [' m [1 g7 s3 w& w7 e W% { - opacity: 0;
# j* \4 c) @+ w# | - -webkit-transition: opacity 0.5s ease;# U) H: ^- s2 G- Y' S. i5 b/ b
- transition: opacity 0.5s ease;/ k" v5 U9 d' `: x4 B) \& o
- width: 160px;, G; z' D: C7 Q2 W
- }
2 I2 N7 X- }9 k1 n - .dropdown-menu a {& s( J4 y7 ]1 C: D8 u6 I1 c
- color: #fff;, i6 a5 N+ V) _! Y" W1 M
- }
" A4 R. Z- V# ~ - .dropdown-menu-item {
* X0 x5 v2 h f - cursor: pointer;
# m3 t! d& _ o" t, W - padding: 1em;
2 x% l3 g! O' c - text-align: center;! D1 H+ v4 z+ L6 t9 M+ b
- }
: k ^7 w, `1 B" S - .dropdown-menu-item:hover {
8 n$ o I% P: ]$ U8 G5 v% u - background-color: #eb272d;
0 N! w1 ]: P: b$ E4 Z6 N2 O - }
复制代码
( s4 i" T Q2 |+ k( l2 G6 x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& ^% M a2 U/ \8 a' X4 A
- <!-- Checkbox toggle -->
% B+ n5 W( x% E8 j2 S - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' V4 S. j& p# Y z# H
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 B. z8 H+ M4 N% o! m - <!-- Content to toggle from www.mfbuluo.com-->5 k, b' [9 G. L/ J# k3 n% M
- <div role="toggle" class="toggle-content">( o! g5 N: E8 Y* Q' }4 c
- BA-NA-NA-NA!
7 f0 ^: }0 E- }1 M, |1 z7 F- a - </div>
: j, w, N% V: s/ p* k: j" Q4 D3 I1 n& S- a - </div>
复制代码CSS代码内容如下: - .toggle {
3 K4 M2 M* R3 T3 a& x - margin: 0 auto;
, i4 P( J5 r' m+ a+ T8 I - max-width: 400px;3 h3 z5 X4 J$ a9 A' d- L& C
- }
. u3 l y+ B& K - .toggle-label {( i- b! I% L+ z( p( Y5 j% U w
- font-size: 16px;6 E& E7 D7 S9 V7 S- O: t
- background: #fff;
; j- c* Y3 o+ J - padding: 1em;
+ S1 M: j+ j5 n4 m8 S; x4 \; B7 B - cursor: pointer;0 X: I6 L0 [2 Z+ V4 d' `* a" p+ [
- display: block;' a0 g5 _; i0 j. `6 `/ ]( R
- margin: 0 auto 1em;
. {# k6 N3 s4 t# ^0 l - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 `6 p* R2 ` ` - border-radius: 4px;
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- .toggle-label:after {
p- X4 G: \! R - color: #ED3E44;
* m* c( m$ k& I$ V4 D o - content: "+";( }& `7 V- y) U5 u
- float: right;
) }& D0 I- @! |3 P - font-weight: bold;
1 m1 ~3 l0 `+ t - }. \! R8 _' t5 ?" k
- .toggle-content {
$ O1 ]- a/ ^( p7 C) V - color: #B0B3C2;( C& J* r5 ]; N
- font-family: monospace;: m8 P6 N7 w% U6 A V7 ^" O/ w
- font-size: 16px;
! V0 j s. i. d0 S, p1 d - margin-bottom: 1.5em;
, f; P3 r0 _4 F1 E, m5 | - padding: 1em;( h& U0 t% E" Q# j8 X, j7 F. j4 M) s
- }: u9 }; Z8 ^# ~8 |2 m! h' g
- .toggle-input {
$ ^( ?' a% U& H, x - display: none;/ i8 p% D2 r+ H/ ~4 Y
- }3 a* G7 e; a1 c3 `% s
- .toggle-input:not(checked) ~ .toggle-content {
5 o' g+ `2 W' D1 ] - display: none;
9 C4 Z4 P7 X$ f2 y1 R1 W7 b - }
3 {" u- \% C4 S9 k1 s - .toggle-input:checked ~ .toggle-content {- a8 r" ?( U& ?$ x5 p8 n* }
- display: block;* w( e6 b0 ~4 {3 D/ ?- A
- }) P$ `& Q+ V7 c* f) \. M2 [
- .toggle-input:checked ~ .toggle-label:after {
/ V0 X; I9 A( d$ q! g$ t - content: "-";
0 X! r: B4 G# V/ A" g7 r _) d - }
复制代码 * F; P, }0 W" s* V, u, ]
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