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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!">7 Y# @; B( }' h' d4 [9 {; }
- Label for your tooltip8 B4 _0 A) ^. @
- </span>
复制代码CSS代码: - .tooltip-toggle {3 h! t( o! S7 ~+ a7 k7 b2 m: x
- cursor: pointer;( c R: p$ d1 }9 |6 O" o
- position: relative;$ n1 }* U1 H8 P
- }
' A$ e+ |1 H* _( s0 B# y0 u* V - .tooltip-toggle svg {; z: P! N, s. P# d! x
- height: 18px;
7 T, I3 t0 o% r - width: 18px;7 ~ x# D/ l, p# _' J3 f* v" V
- padding-right: 0.5rem;' i5 Q- W: E' |& I4 \
- }! N3 \6 f4 m3 E6 A# E [
- .tooltip-toggle::before {
1 l6 ~9 B) H4 b$ s; R. H - position: absolute;
9 y G/ A# B3 M' o. Z7 l - top: -80px;
- N$ e" c8 `6 u& C - left: -80px;5 G6 x3 l/ _# x- z7 ]) l) d1 u6 F/ V
- background-color: #2B222A;9 G! h; v7 U' B9 s( n7 K' V
- border-radius: 5px;$ f% L# Q+ l: I, Z8 u
- color: #fff;
' k& D$ B8 h6 j$ P9 G+ Q - content: attr(data-tooltip);
2 d6 Q% e$ P! E - padding: 1rem;
; p- S$ B. R P8 N3 u9 l' S - text-transform: none;
8 Z; N9 [4 {5 T6 E1 a7 L - -webkit-transition: all 0.5s ease;! }1 F* |( G2 n
- transition: all 0.5s ease;3 t, q# S$ w( I* Q2 g
- width: 160px;; }! ?# D* {# m) F, {
- }
& C0 N+ I/ b Q - .tooltip-toggle::after {
6 L O7 r+ C: R* K - position: absolute;
. ` f! Y& d& R- r0 q, s* U( o - top: -12px;; m2 R ^7 N% F* u3 ^- _4 M
- left: 9px;1 y& g2 _' s; N: X# U
- border-left: 5px solid transparent;3 x" `) Z2 g# [1 P5 R
- border-right: 5px solid transparent;, l, M( I# p! @% N4 v( t! n% h
- border-top: 5px solid #2B222A;
% u& i* I7 s( b$ c - content: " ";, f0 M1 x* U2 w8 f
- font-size: 0;* G3 a& v& J6 a9 Y* c5 k
- line-height: 0;
7 J- @2 r: }' m/ T0 K - margin-left: -5px;0 X; ~- e& j! j; I4 J% O
- width: 0;
! Q; o' l/ f% E - }
! W- F V5 t% m3 F, M8 A4 M - .tooltip-toggle::before, .tooltip-toggle::after {
, n5 M8 `0 N \9 ^) ?% ? - color: #efefef;
3 y+ X) s$ X2 ?8 Y) R - font-family: monospace;1 E9 E7 C& e2 ^) i# Z
- font-size: 16px;# l* E$ ^1 c3 D% X% Y3 ~' {
- opacity: 0;
! G; I- l, u5 x) c: X - pointer-events: none;5 o; n2 [/ u2 V# |' g
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* `; t) d/ r+ H( Y4 M- c) j
- opacity: 1;
2 t. G8 C9 z' n S& t - -webkit-transition: all 0.75s ease;
, Y; _2 t4 c8 ~3 g6 _ - transition: all 0.75s ease;
) o5 D! q2 ^+ w8 z% i; r) h - }
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">5 q9 v' d. W% v
- <ul class="nav-items">
& [8 {0 N7 F$ M! C. d - <!-- Navigation -->
9 B4 L& Y5 I) v, W0 P/ |) w; ` - <li class="nav-item"><a href="#">Home</a></li>
6 i6 [, J/ ^* c3 o3 A' X - <li class="nav-item"><a href="#">About</a></li>" x0 O& v' \) B, F8 B# G7 }8 s
- <li class="nav-item"><a href="#">Contact</a></li>5 U4 G7 l- g' B* s0 J7 J4 G
- <!-- Dropdown menu -->
* h9 F" e+ M3 G - <li class="nav-item nav-item-dropdown">* k! S( A0 J" {+ P( [
- <a class="dropdown-trigger" href="#">Settings</a>
9 a/ Q' N: _" @ - <ul class="dropdown-menu"> D$ {& l0 z! o. A- r$ q. i
- <li class="dropdown-menu-item">
& E# Y; I+ r m2 { - <a href="#">Dropdown Item 1</a>
* v: t3 w8 S% {: J. ?: S0 b - </li>
' t7 o0 F: B6 C. U6 D5 C6 P - <li class="dropdown-menu-item">( `, T, }, u' n" S2 c8 F% m0 z+ M$ L9 \
- <a href="#">Dropdown Item 2</a>
0 d+ L. \* @8 w" b$ j+ c" c - </li>- \, K" ` h# ]- i
- <li class="dropdown-menu-item">- u% M6 y( z& ?3 k: i
- <a href="#">Dropdown Item 3</a>; M/ f( p1 l2 y) N$ Z4 Q' S
- </li>
; y/ S3 Z+ f S7 W6 _ - </ul>) F3 ?# _7 M8 r! v8 H
- </li>% Z5 F0 [0 F* U
- </ul>
8 q+ j: p6 p. ]/ n5 ` - </div>
复制代码对应的CSS代码如下: - .nav-container {
5 L& S. D: c" |/ M% d7 e$ a% J - background-color: #fff;; x# P7 c9 t+ L* R1 N
- border-radius: 4px;: _: `- [% h9 |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( J W' r m z1 g - padding: 1em;- `; Y6 c2 C; s
- border: 1px solid #eee;& @# O6 d* |. S x
- display: block;& Y% E0 i- m8 g( m b; A
- max-width: 400px;) q. m' b6 u- h
- margin: 0 auto;
0 q: b' J" Z# D6 u" R" L9 Y( Z - text-align: center;. s) D/ q, l% B6 D
- }+ F7 i* X0 l1 n, U
- ul,
9 h7 H3 R' ~0 G( x8 w0 W - li {, s4 m: Y$ v/ @- ~
- list-style: none;8 R! `# f+ { _) c+ M
- -webkit-padding-start: 0;
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- a {2 i4 ]' f8 I3 E8 L) }+ X2 ^- G" p
- text-decoration: none;
" M& E! d: m1 h# \% w* [ - color: #ED3E44;
9 y* i$ S* G# {2 P/ b z" M - }
6 g: V& H( \, N A) Y# e- l, G% f - .nav-item {
6 S1 N; U6 q" @7 q% K/ U - padding: 1em;
) h0 L& f& S; K7 _# D& H4 a - display: inline;
$ T# ^9 _8 c) z6 r( Q; u; T6 u - }
S) Q6 m: r! V# U, V - .nav-item-dropdown {
; z, v0 {9 n+ o1 z* ] - position: relative;
! `) l$ i9 l; K& i - }+ Y% h7 y! W" w* G' L, ^
- .nav-item-dropdown:hover > .dropdown-menu {0 F3 O3 ^+ D3 T" u/ {
- display: block;
8 R u# a* ^- w# l% y& ^ - opacity: 1;
* {7 z; p! \" ~# v3 m - }
5 c) e. g; F0 X5 d4 v) \5 S$ r! k1 b - .dropdown-trigger {
2 e6 ^6 N$ E& T* f ~ - position: relative;: m5 p P4 X: K; Q) X
- }4 |6 C9 K7 u* j! R9 S
- .dropdown-trigger:focus + .dropdown-menu {. L# d6 h. {) M4 H4 k2 u5 x# _
- display: block;
% }9 t# \2 F& O4 J - opacity: 1;
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& x7 K+ S- b, p$ o( R9 i - .dropdown-trigger::after {9 E: V9 ?. i- m- J: C4 o8 J+ x6 r
- content: "›";, R/ d: V& h# Q/ h4 C' ]
- position: absolute;+ M/ W2 x! q. c! t
- color: #ED3E44;
p; T, [. w I, M5 H: k, W- E - font-size: 24px;$ {# b* Y( g. r/ U6 q* a! x
- font-weight: bold;
9 e# t$ H' v8 F+ C- \" |) g/ ? - -webkit-transform: rotate(90deg);
7 B3 s8 D: C! Y! h/ Z& p - transform: rotate(90deg);5 d4 m0 H" V; a8 }
- top: -5px;9 U' A) P9 a: K$ Q
- right: -15px;- `& K, U' d- h+ i
- }
+ ^2 N* r( i' c" `" ?( W" @* e" t+ C - .dropdown-menu {2 N \# P5 P5 j+ Q4 t) b
- background-color: #ED3E44;3 Z9 p9 m5 ?. o! B- b
- display: inline-block;( c/ N- j$ i7 k3 J# z* o
- text-align: right;" W6 h( W- l2 @9 [7 @) | C. k
- position: absolute;! C* ]3 M3 I/ h: [+ B# B* u
- top: 2.5rem;
& P& _: ?& H" n f - right: -10px;
9 s; k) K, k' v - display: none;) x) \) K2 L! }' V' a) {6 q
- opacity: 0;' g b: C4 B% E& [
- -webkit-transition: opacity 0.5s ease;2 `2 F3 b" n, n! s$ I+ K& S4 Z
- transition: opacity 0.5s ease;. b3 y5 Y4 h0 O x9 i
- width: 160px;
$ G; }- b9 n4 {' U. N4 O* H- R - }
k/ m Q8 z9 N6 r. f - .dropdown-menu a {+ y1 m3 `; Q; n: z% `( x) F
- color: #fff;) M, [7 v s: h% k
- }
9 R/ z) i- R- d, s - .dropdown-menu-item {0 n- _0 w5 Y7 w4 R+ `! m: G# D; P$ |1 J
- cursor: pointer;
3 O5 {5 i" P) b - padding: 1em;! \" x$ c' _! B' c5 U* `' O
- text-align: center;
, b7 B L; J% e - }
' s+ G9 [3 s$ b - .dropdown-menu-item:hover {
5 \# M7 y) x7 Z6 L; m F$ g; y - background-color: #eb272d;
7 H" M4 d$ V6 R) ^/ Z( y& X - }
复制代码
1 P' _! m5 E/ K2 x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( Q+ W, f! g% ]% H/ R, {3 Y' ^3 w - <!-- Checkbox toggle -->
- O1 y( n5 ?: c1 K* L9 [ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: Q+ A; f) M& @ ~6 r
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. M8 ~7 _6 f: C3 K+ i% `# I
- <!-- Content to toggle from www.mfbuluo.com-->
% Z! |2 F/ x {- Y - <div role="toggle" class="toggle-content">
& i& {3 p0 D; p4 ~$ z2 a# [ - BA-NA-NA-NA!
8 L# [) F7 U& z! F, P6 |: W - </div>: C0 v, z' R$ O% X2 h s, R) O
- </div>
复制代码CSS代码内容如下: - .toggle {7 M" x6 v0 W( r: d
- margin: 0 auto;2 T7 s, R5 P0 ~# _1 T n4 {
- max-width: 400px;
0 P) D' e) y* `, | - }
8 w# p0 _; f5 Y0 \ - .toggle-label {
2 H+ X' `# F+ e& f - font-size: 16px;
$ A6 D5 i/ q g$ M$ c8 B - background: #fff;
+ ]8 Z; @% R* Q - padding: 1em;
# X* g9 z/ N5 v - cursor: pointer;1 \( y& H P! [7 l9 w3 g. c8 o
- display: block;1 _: z( |2 n( ]5 R- A
- margin: 0 auto 1em;
6 |3 r0 o# l3 c$ C8 D* Q; G o0 t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 c4 U2 p# P" P$ S- Z4 Z4 T
- border-radius: 4px;) B) Q: |/ {/ p" M ]3 u( c
- }
2 P5 g3 }/ {- I; M1 P, ` - .toggle-label:after {% G) d) s* b8 k/ [) O6 F# T
- color: #ED3E44;
& J1 p5 g+ J) L' h - content: "+";# F& T2 g4 b: G3 k, s; S
- float: right;& A o3 u3 O ?5 G* C; ]$ G+ c
- font-weight: bold;" l2 `( O3 |5 p- k
- }. i$ [* i5 Y( ^1 |8 m1 c
- .toggle-content {
5 F" [! g* ], N/ H2 A) m - color: #B0B3C2;
7 H9 }( h( b' q7 y7 v - font-family: monospace;
j5 T' ?# V4 N2 W k - font-size: 16px;
$ T* H$ P1 f+ v( @' Q0 c# y0 | - margin-bottom: 1.5em;; W* L- M+ n: I' a& L2 Q
- padding: 1em;
! |& c% _+ _8 S* j4 E - }3 s" B1 J4 H# Y f9 \( |! x
- .toggle-input {
g1 |: P- ]+ l: h - display: none; I2 ^1 Q: n4 t% I- Z
- }5 f+ o3 z; V. d8 b
- .toggle-input:not(checked) ~ .toggle-content {6 J$ X- T3 ^% G* F/ J. o
- display: none;2 @' n9 a# y/ l4 W
- }9 i$ j, T9 q( ^% u: G) M
- .toggle-input:checked ~ .toggle-content {5 R$ `% f& h |( L! {3 P
- display: block;2 |+ ?9 j9 K% J3 | R* |4 ?
- }/ p- B, u1 a; b: w
- .toggle-input:checked ~ .toggle-label:after {
e. ^: S$ V Q: H: p9 d3 x% i - content: "-";( j: a8 K2 Q6 Y8 |* X
- }
复制代码 5 x$ X* q4 {" U; R; f2 ?
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