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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* _1 x/ v - Label for your tooltip: Z) K; D- ]8 I
- </span>
复制代码CSS代码: - .tooltip-toggle {
1 M' A3 ?1 k- S* V. y1 O* k6 { - cursor: pointer;
7 n" G+ Z/ s$ r - position: relative;
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- .tooltip-toggle svg {" i" W6 h3 [$ X$ J1 m; j
- height: 18px;
' n# K+ I& S* x. { - width: 18px;
+ Y; W8 g% s5 p9 P7 L: U" I3 w - padding-right: 0.5rem;
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- .tooltip-toggle::before {; ~) N0 t0 E$ z) o4 Q0 s+ D+ \
- position: absolute;7 L o+ {+ p6 v2 k
- top: -80px;2 L3 L5 A0 ~! b A
- left: -80px;4 u! F7 v# _1 T& T# X; C
- background-color: #2B222A;( ~! S( N5 J. s6 H' D
- border-radius: 5px;3 L' D7 {$ i0 l# v6 R
- color: #fff;4 O; t8 J. l7 P. c `3 V. a
- content: attr(data-tooltip);& Q+ J; X8 G2 s6 D0 z* P* T2 M
- padding: 1rem;
' }9 p: N; l( m$ F6 r - text-transform: none;3 x- p( Q) C4 _5 [& u& [0 Q r
- -webkit-transition: all 0.5s ease;
: r% U6 |7 J" t6 g( l - transition: all 0.5s ease;2 f) v, Z4 y5 n4 c
- width: 160px;7 D9 Z/ V y* ?8 D- x
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- .tooltip-toggle::after {
- a& C+ ^9 P4 F - position: absolute;
" i6 m0 i9 A! L/ J- h - top: -12px;
5 f& U# T( G! _/ v - left: 9px;
5 b; n- V. T7 h+ D" i( L - border-left: 5px solid transparent;
4 }% c" e! p" H/ X6 w5 L, P - border-right: 5px solid transparent;8 y0 K- S' d9 P3 n1 a9 J ?. j
- border-top: 5px solid #2B222A;( A. U: o, C" Z# B" @& n% E
- content: " ";
* F/ s0 Q! H) l5 j0 J. G/ u* u& g - font-size: 0;
/ {4 r6 W& _8 X! U/ b1 C: e - line-height: 0;
! l# v/ U$ K1 Y/ f, E - margin-left: -5px; B Q6 i+ g6 P z; Z; j2 ]
- width: 0;; Z4 i$ K% Q o* ]# F* m7 f
- }
# n8 x0 P! U/ ?) U - .tooltip-toggle::before, .tooltip-toggle::after {$ H g, Q1 P% L0 b2 A( V/ E
- color: #efefef;, G2 O. @" Y/ c1 v
- font-family: monospace;
2 @$ j% M- q) J% f3 f( n) [1 B - font-size: 16px;
* c9 x% y) F1 }& T! d - opacity: 0;
% W& X; J0 r1 a' @* I - pointer-events: none;3 G) ?! P' I0 w7 t
- text-align: center;5 g" R8 p! t; ^9 f
- }
' _) M" ^) C% K( B4 B+ }: V) e# \7 k2 B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. }$ y4 m' Y; u k. A4 A
- opacity: 1;2 V% R+ d, V1 ]# m% k
- -webkit-transition: all 0.75s ease;
6 U% }* h1 o/ e* F y) V - transition: all 0.75s ease;
! p6 @4 Y7 t: e3 n$ m - }
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">
1 j+ u" L, s9 E6 W& `8 e - <ul class="nav-items">, j7 J/ r' @; B; g9 L. R
- <!-- Navigation -->
4 L! z! g; B' K. q b - <li class="nav-item"><a href="#">Home</a></li>( `* P3 k* y" j% \/ ?! M
- <li class="nav-item"><a href="#">About</a></li>6 P7 q+ }) R2 {
- <li class="nav-item"><a href="#">Contact</a></li>
& u3 H/ D. U) J4 _3 e - <!-- Dropdown menu -->1 k, K% _2 k) k8 ^; J# ]- N
- <li class="nav-item nav-item-dropdown">% \2 ~, P$ g! X' |: K
- <a class="dropdown-trigger" href="#">Settings</a>$ i% }7 N/ ^) C) }$ s
- <ul class="dropdown-menu">
/ a: q3 l# o7 \ - <li class="dropdown-menu-item">: x1 h% K, v' V7 ^
- <a href="#">Dropdown Item 1</a>
2 h9 Z$ Z& v6 x) F - </li>/ M3 l& [( v( ]. [1 }( a. w
- <li class="dropdown-menu-item">
. Z2 u: F: v4 K j4 m. Z1 E - <a href="#">Dropdown Item 2</a>( O, n& ]3 U) u4 M1 z" n2 w
- </li>& C+ Y a! N1 M) m- q" C8 |
- <li class="dropdown-menu-item">+ y( C# [ H6 V/ K* o1 g8 W2 X
- <a href="#">Dropdown Item 3</a>
+ Y+ H" T2 j/ P9 y - </li>
, ^/ D3 F) Q* |) d' S, }5 A - </ul>
9 [) f+ j3 ~9 g0 k- g% d6 B - </li>
# P( s% y S/ @' a7 K6 W6 S - </ul>9 K: b# F, E$ R8 G5 o
- </div>
复制代码对应的CSS代码如下: - .nav-container {
1 c$ O5 h$ J; c+ Z3 U5 E: w - background-color: #fff;9 D& d: p$ R9 H, H
- border-radius: 4px;: ?: {& F# ?- B9 t7 J: t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" P0 ~+ ]2 E i. i2 M8 m - padding: 1em;' @; ?( l0 g- \" {5 Y6 ?. P# a
- border: 1px solid #eee;
; Y+ `5 M( W* V+ z - display: block;1 A* D5 A* N2 ]
- max-width: 400px;
9 ~5 l$ Q. D* ^0 c$ I4 a - margin: 0 auto;
( L1 B( Z2 c! Q - text-align: center;
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- li {
; c# Y7 `' r; @% x }, }3 z - list-style: none;
: ~+ S1 }: B7 m* Z( { - -webkit-padding-start: 0;
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- a {6 a! P9 v8 ~. B( ~( N: S+ B) A) N
- text-decoration: none;
: } v. F, o4 u% V4 J2 o+ i# o - color: #ED3E44;# ]: A8 d$ x. R5 ?1 r
- }
- M; C) \" ]* ]7 T, ?2 S7 x - .nav-item {
( Q3 p; y: q/ [ - padding: 1em;
! K4 J3 `5 W" Q$ L: o, Q - display: inline;
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- .nav-item-dropdown {5 G- z) a& e: g; p u
- position: relative;" z+ p; E- i/ `$ p( V: j
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- .nav-item-dropdown:hover > .dropdown-menu {1 Z- {2 f' a; j
- display: block;
2 G2 _" k7 W Z3 B# X - opacity: 1;
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- .dropdown-trigger {. k5 g, M9 Z" k
- position: relative;
5 _& q+ I' Q1 L( S - }
+ _2 ~9 c$ l* P& L5 F: [- g - .dropdown-trigger:focus + .dropdown-menu {
( ~ r. `; P( j - display: block;
$ r- t# O4 p2 E - opacity: 1;
! [3 a; z5 e1 J/ r* } - }
^% Z" \8 b) Q8 G - .dropdown-trigger::after {0 `; A3 F6 C3 b: m0 O
- content: "›";! v9 f: m% G+ Q' y
- position: absolute;
, v- T, a( e" e3 Z - color: #ED3E44;' k( r. P4 i) {$ x6 Z2 ?6 N
- font-size: 24px;
0 S" t6 p$ l1 ? - font-weight: bold;
$ \+ C6 L! l& I: s& ^7 Z - -webkit-transform: rotate(90deg);
$ O' B$ B G0 c; P - transform: rotate(90deg);3 P) G0 |% R q e1 j. l! N
- top: -5px;- o; ?" g4 ]1 ^7 T8 c" r9 N
- right: -15px;9 {; |" _ U9 a4 \+ C0 j3 b5 C* j4 R
- }
. I7 R$ o1 i' G) {+ N/ `# I - .dropdown-menu {
+ \' ]: {6 T7 m1 n# g - background-color: #ED3E44;. L; q7 d- I2 l, L/ W& j7 g% w
- display: inline-block;
4 {, U. g+ ]0 z C* c) _7 V - text-align: right;
9 }- x+ A9 t+ e4 E - position: absolute;0 q/ ^+ K! S, K0 T
- top: 2.5rem;
9 D1 h! H- @' f' \& e - right: -10px;1 X. ?& {0 @: |. P& V1 W) H; b/ _
- display: none;+ q: b7 V0 M3 x! b! }
- opacity: 0;' I8 S" t; n6 s: i3 N
- -webkit-transition: opacity 0.5s ease;
$ c( H" a( r0 I5 v8 _ - transition: opacity 0.5s ease;
& d: s5 j; h p) B( S% z2 V: H - width: 160px;
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- .dropdown-menu a {; r+ \* l' }9 }0 a' T9 |
- color: #fff;
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- .dropdown-menu-item {1 J, J( f: N/ \6 d2 O9 k
- cursor: pointer;
& C* l4 a5 P* v! E. J - padding: 1em;
0 O% X8 s7 ~! M4 U, O3 x - text-align: center;9 E. {* u8 P4 Z' \" e5 q
- }
[2 k& f/ H/ s* i! `/ I - .dropdown-menu-item:hover {
, H, {# ^: T1 _7 v- h) k8 V - background-color: #eb272d;8 f9 J2 X1 v# Q4 v, H [/ y! Y
- }
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9 l" E8 ^+ |* b可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">8 t: a5 L4 ^) {! P# X/ o* Z' w
- <!-- Checkbox toggle -->
) b6 y$ Y7 [" r' t- B; L# f - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( A! l, |! A! X+ O
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, b3 I6 e# H! x8 y- \0 l - <!-- Content to toggle from www.mfbuluo.com-->- i8 S# s& d! `
- <div role="toggle" class="toggle-content">! j4 q6 y& x8 B) A9 }. I9 }* O$ I
- BA-NA-NA-NA!
3 y2 y4 \3 `9 A/ X - </div>; P8 d( @7 _7 J
- </div>
复制代码CSS代码内容如下: - .toggle {
# q) m t5 R+ ?& J% q - margin: 0 auto;( l3 T& b. M9 D& U, @& c
- max-width: 400px;4 o0 n1 W& ^( P# F1 p
- }* V1 i. J' @! X, w T% e8 \$ j
- .toggle-label {4 Y3 P: ~# T7 l4 x- m" H
- font-size: 16px;1 Y* y' S T2 |# v7 Y8 E6 M0 R, q
- background: #fff;+ z& k. v0 r, J( A. y
- padding: 1em;9 Z% b: `9 D/ ?% ?. t5 z
- cursor: pointer;
/ }' O! d. R( a) u$ w; G$ _ - display: block;0 z. G0 v1 l+ d _ J' F
- margin: 0 auto 1em;$ J! {8 F" I5 } e/ j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' w" f1 e# }1 d9 N
- border-radius: 4px;
# @) }4 g. z$ r/ n* | - }, Q) F% K% F+ \/ k$ K
- .toggle-label:after {
. @2 u: m- S \ ^- z - color: #ED3E44;
7 ~. Z: ^' J% G/ d! i' O5 V+ S% V" m - content: "+";: t5 E+ u9 M5 P
- float: right;
$ X: P, l; D8 t- s7 L' O - font-weight: bold;
6 i; H- M& g2 m+ H - }7 r- u8 K6 E3 L' j, ]* m
- .toggle-content {
) j9 e- w7 T' N+ F- ? - color: #B0B3C2;. ]" l: ^: B! _9 i7 u' n# n. H# X
- font-family: monospace;: Y' h) r6 U6 Q9 u/ {9 D f0 g
- font-size: 16px;
: y! l: k o. P* T - margin-bottom: 1.5em;
( [8 M, l4 r& { O- `) o$ s - padding: 1em;
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9 I% b. p) |# T5 h) R4 q, U - .toggle-input {1 T* x# }) u+ Y1 N2 t- S/ M- d S7 W
- display: none;
. t& h. @. b$ ~: p% g3 U# ?0 H - }
: y+ u& x. ]( w# d- A - .toggle-input:not(checked) ~ .toggle-content {4 d6 T/ _4 e$ a9 Q, l
- display: none;: d2 O* m$ E6 p
- }: T2 ~9 R0 ^; Z& I8 T- y R% W
- .toggle-input:checked ~ .toggle-content {& n2 g) S: ?- x# M' t) f# U! @
- display: block;5 Z9 ]7 _- ~( C& T% ^' ` K" A
- }+ N8 k) I" I' ^ X2 c- I1 G U
- .toggle-input:checked ~ .toggle-label:after {9 B9 U T8 c5 s' X9 [
- content: "-";/ k2 F- j! b. _+ t% M) a: R' ]
- }
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7 Y3 i. F8 U8 _) u: {0 {; Q2 o2 v/ A! n* ?! [
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