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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' z2 O* A l* t. H- p5 f - Label for your tooltip" N% k. ^! S/ m# H9 I
- </span>
复制代码CSS代码: - .tooltip-toggle {6 n; E' K/ L3 `, I$ h
- cursor: pointer;
( g! X! [9 }5 c7 D - position: relative;' A R9 x# Q7 v, K1 }
- }
7 G5 I3 V/ H/ K5 G, ?; U - .tooltip-toggle svg {: _! ?, f0 Y g! V% D2 e6 _
- height: 18px;+ s+ B- l; f0 w* G* T1 k
- width: 18px;
* d* U# }3 o5 D1 Z - padding-right: 0.5rem;
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, \( J3 \: q, Z2 k- N! y - .tooltip-toggle::before {
% q5 l' e, P$ P6 T - position: absolute;/ I3 N' C) O R2 h3 o, Y
- top: -80px;
8 p" [7 u8 {0 \. e - left: -80px;' n$ o8 d$ i4 \0 w4 `! Q1 ^( U
- background-color: #2B222A;
2 b, X Z9 E1 L5 } - border-radius: 5px;
2 z0 J$ K% Z7 @0 |1 ~ - color: #fff;
& |8 \( n9 N) y. p - content: attr(data-tooltip);
% K, K7 N$ y6 z% K* ? - padding: 1rem;7 S( o9 U8 F4 v3 k) x. b
- text-transform: none;
8 b. i7 H3 G: r4 P) |& t8 n6 x, T% B - -webkit-transition: all 0.5s ease;
! R6 Q" |) E& |( w6 U" M% } - transition: all 0.5s ease;& _/ R( k6 q4 [. c$ f" T, C
- width: 160px;
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# _; c( h6 y7 g( @4 K - .tooltip-toggle::after {5 V- s, S: G" W/ @& R
- position: absolute;
0 k9 H; H1 u) S) [2 B! t) l - top: -12px;% Y z1 o3 p2 u
- left: 9px;2 g( L; G3 ~0 h y; P
- border-left: 5px solid transparent;
9 ?/ M1 h& s) x - border-right: 5px solid transparent;
0 |( c6 ^8 {9 V Z) F - border-top: 5px solid #2B222A;' I* |) q9 ^7 L# O, F
- content: " ";/ |5 C6 C) z: q& \1 w5 P
- font-size: 0;
1 f" T4 T I+ F. c; p/ l - line-height: 0;
' F/ Q7 z: s8 [! E - margin-left: -5px;
5 E$ I9 H; ~! S; y - width: 0;/ {" m: k. y8 q6 S" ~* n* d
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- .tooltip-toggle::before, .tooltip-toggle::after {
" b4 ?: t# J8 \. `( z6 i9 Y - color: #efefef;
% |2 c( ? R1 C: A1 C - font-family: monospace;0 J- ? H! e2 r. _7 T
- font-size: 16px;
) u, `2 f: U0 p* M7 ^1 j' W - opacity: 0;) H k1 N K/ J3 U& t( b/ E$ }" ?
- pointer-events: none;
" n/ |% X. v- a5 ~9 e# { - text-align: center;6 [( I8 N- W6 ~ {* x
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
- O; ?4 U8 g7 c5 @1 C. k6 { - opacity: 1;
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- transition: all 0.75s ease;
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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">
7 `$ d Z( J5 m - <ul class="nav-items">
+ c# { X9 f3 Q5 p* _" B( I - <!-- Navigation -->
" o; w& U3 ?7 J- A& f - <li class="nav-item"><a href="#">Home</a></li>9 J% t2 @- D. y. S# ?+ F: P
- <li class="nav-item"><a href="#">About</a></li>
2 p9 _) o/ v9 a3 j. y8 _$ _ - <li class="nav-item"><a href="#">Contact</a></li>
1 i: z. ]* h T - <!-- Dropdown menu -->; a* k. S* a+ C! V+ U
- <li class="nav-item nav-item-dropdown">9 V3 U$ Y' `' k. Y" Y
- <a class="dropdown-trigger" href="#">Settings</a>1 D2 W/ S; ~; ~8 T; f
- <ul class="dropdown-menu">- u6 X$ E& R- @# s
- <li class="dropdown-menu-item">' B n; b {* V+ c: ~( f+ {/ K
- <a href="#">Dropdown Item 1</a>
1 [' [# k0 ^+ Y, B6 V' Z - </li>
' n. z. p4 K" A/ q7 d3 ] - <li class="dropdown-menu-item">
( d. a( g! v A - <a href="#">Dropdown Item 2</a>9 v4 H0 W( ]7 e2 o( c, N. B
- </li>
6 J7 T* C+ b8 A' z% ]9 P* g - <li class="dropdown-menu-item">" q% J$ i& N8 N. z7 ?
- <a href="#">Dropdown Item 3</a>
* F0 K& w2 a! z$ M' X% }2 y - </li>
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- </li>8 G# d+ E1 f5 O) `* W9 K0 f8 g. t2 S
- </ul>$ {/ \7 N/ Z; d& H* g1 F7 I' M. E7 L
- </div>
复制代码对应的CSS代码如下: - .nav-container {
! \# X3 {# s, k8 ~* w+ K - background-color: #fff;
X4 G# b1 `0 w7 z - border-radius: 4px;9 M9 R, k: r: n8 f6 W+ D+ J( u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 S9 x# e( V) h' O2 G. p* @0 e - padding: 1em;; w6 `# D6 i8 G9 r/ E7 c& j
- border: 1px solid #eee;
& \" H v+ ^' P2 f8 E- g* C% x - display: block;% Q' r+ o$ I5 l, _5 Q* M
- max-width: 400px;
- o5 [; G2 D9 s8 ] S$ l* S- @, O - margin: 0 auto;
1 z5 ?2 |% S- h: P P7 H - text-align: center;
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- ul,
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8 b6 n+ v; F& x" Y' z g& K: I9 ~ - list-style: none;$ Y4 j' q! _: n
- -webkit-padding-start: 0;
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* [& f, i( v, A; B# Z( \ - text-decoration: none;% F( @- v* K3 p& J- J
- color: #ED3E44;' m, V% ^! w5 D k e9 I
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- .nav-item {
) Q! l/ [0 ]. Q1 S T - padding: 1em;
J$ {" V ]- D4 i4 c& t - display: inline;/ J# q4 V% q6 q# L) K4 [
- }
( ~# M+ h/ ]9 h - .nav-item-dropdown {
# Z( U& Z9 H' [" e - position: relative;
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7 [" e- ~& y+ |9 V) E - .nav-item-dropdown:hover > .dropdown-menu {
. M' r6 t/ O' v - display: block;
' ]/ C+ n* t {2 c$ G - opacity: 1;& s, q! b* v f, B
- }( c/ E% Y, `# Q6 U0 f
- .dropdown-trigger {8 K+ C. F( @: ~
- position: relative;3 ]$ A' u1 N* I6 o& R. S
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- .dropdown-trigger:focus + .dropdown-menu {
) T* j7 d5 s/ w3 N; c- E- c. Q0 S - display: block;
$ T+ K9 s; D7 J+ ~+ V9 e0 q - opacity: 1;
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- .dropdown-trigger::after {9 `. l7 n# W$ d$ \+ s! }" o3 G
- content: "›";9 _. f" |& ~, q5 C
- position: absolute;
6 h4 j) K* E- s' ^2 l$ b - color: #ED3E44;8 B: a$ \- G: F7 D& h8 a2 F# z" T: o
- font-size: 24px;
# Z \. O8 Y3 ^ - font-weight: bold;( n7 E1 c. b2 s# E
- -webkit-transform: rotate(90deg);/ e# o1 s. x$ ~9 d; d
- transform: rotate(90deg);
/ P/ e: c( q. }2 @4 T5 P - top: -5px;
+ e5 ?+ h3 l3 W* W7 I d7 } - right: -15px;2 g1 C% d/ \: O
- }
" R0 j: \: Q. M* z - .dropdown-menu {1 S6 A3 k: f9 t8 J* Z
- background-color: #ED3E44;& a7 A; u7 G0 f# r
- display: inline-block;
7 W" G( [' E' A9 Y0 d- x7 ?3 j( a& _! J - text-align: right;) i# \% O' ~# V! x2 \5 \# Y
- position: absolute;
j9 R; c+ K/ @) h7 s - top: 2.5rem;
0 T3 Z9 u0 n/ t2 l: W* a5 j - right: -10px;. U5 ^! O% e3 d
- display: none;9 h) X8 ~' Y8 p7 D( Z2 C
- opacity: 0;% V$ g& A2 t$ P& d9 W& l9 j2 d
- -webkit-transition: opacity 0.5s ease;
j- M' y- ^+ C$ O5 B - transition: opacity 0.5s ease;
9 R {. h( a! P% E# S - width: 160px;, h9 \6 {- W) f' A; y) g, u. {# D- Q
- }) G; |/ b. C+ u* _$ g
- .dropdown-menu a {# L2 |% A/ j* P% v8 ` E7 j
- color: #fff;
, i6 n# A' p4 n) u% a9 i - }
) W9 r( K, Q& v$ p3 F- v0 k) E - .dropdown-menu-item {, m+ n: X9 f/ m6 L+ P6 k4 e
- cursor: pointer;
; h0 O- M& v$ _5 x* w# x' k' c - padding: 1em;
$ e0 }! S) Z D - text-align: center;
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- .dropdown-menu-item:hover {
6 t% w* H0 ^5 q - background-color: #eb272d;
0 ~, U' a& Z* e/ r. [) \! ? - }
复制代码
" n# t1 I) B9 g2 m* r* @可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; s, L k: J! ]( ~
- <!-- Checkbox toggle -->6 s& P1 w: f) h( f
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ ^' I& @. {' H" X - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) W k! d% T. [+ ?: b% e0 B* j
- <!-- Content to toggle from www.mfbuluo.com-->9 e/ r' d( ]4 F0 ], [, w" p
- <div role="toggle" class="toggle-content">
& B) d* f; y, r& |2 b# H - BA-NA-NA-NA!
5 A( E* U) [9 l) _1 O2 J E, m6 l - </div>/ t2 u6 z+ o# v( C
- </div>
复制代码CSS代码内容如下: - .toggle {0 L+ N. p1 @+ s9 [
- margin: 0 auto;
+ O7 N, T/ A, j! j. m+ p! ~- V& q$ } - max-width: 400px;
1 y5 n7 b) K; a5 L - }
2 Y, v9 ?7 B* p9 P& O- C: w; V - .toggle-label {
" N: a8 O6 d3 b% ^0 w - font-size: 16px;- R- F* H% v" ]; r K+ ?) c
- background: #fff;
6 R- b* u6 X/ H! k - padding: 1em;4 P$ N' |8 v1 j4 Z
- cursor: pointer;
+ z: C( n- I& K4 x - display: block;0 P) z4 E( d" k, Y& |
- margin: 0 auto 1em;; X+ `7 \0 ^7 X" G" Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ t( z. @* J1 V U+ m1 j* f) n7 P - border-radius: 4px;2 k4 ^/ B# L# v) \
- }" l& V1 n+ n, W( H4 |, C
- .toggle-label:after {5 U5 O& a6 i; ^' |6 W+ W
- color: #ED3E44;
) U. y* `* K" M! F - content: "+";. i# j6 D/ Y/ l, u' D8 G
- float: right;
5 m( z O; M9 [ - font-weight: bold;8 {8 \1 [# t) ?
- }
: w% u5 X- R4 [4 Q - .toggle-content {
/ x' M. G+ P0 |. v) T - color: #B0B3C2;$ Z m9 a9 P3 ~( a
- font-family: monospace;0 N6 ]% u# Q! \2 w2 Y6 v& @
- font-size: 16px;
1 w: p) ?1 Q/ T* w& \2 X - margin-bottom: 1.5em;/ V8 Q9 h: c# g# _+ Q3 b i% }
- padding: 1em;" h8 _0 L* Y5 `
- }
7 h: l: }& R, A) R - .toggle-input {
6 |" K0 T9 _" ?6 W5 T) B - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
& D S% f* n2 x - display: none;
: {$ Z z% [" d0 X- L% p/ f) l - }: A% T; y2 V+ Y3 A, [" T5 B6 g
- .toggle-input:checked ~ .toggle-content {
9 v9 ?/ w/ y4 F+ t - display: block;
& E* f# f y' L' `/ d - }
6 k+ x0 I, _; _. f - .toggle-input:checked ~ .toggle-label:after {
& F9 \0 [8 M& M L3 a5 S2 a( O - content: "-";
. C R! K: y5 Q# c% C - }
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