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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!">
, D% i4 i/ P- g O1 m. n _ - Label for your tooltip9 ^5 Q z8 P3 |) X6 U% A
- </span>
复制代码CSS代码: - .tooltip-toggle {7 {' H6 z9 }- ]2 i
- cursor: pointer;
6 j2 z) l0 o, h/ e - position: relative;
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- .tooltip-toggle svg {
4 K8 ~0 ^% S0 ?1 ~ - height: 18px;; s) ?/ `( f# f
- width: 18px;: ]) G1 ^1 S+ ?) g
- padding-right: 0.5rem;
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% }, g# W" `" P4 Y: F - .tooltip-toggle::before {. l& T( m1 Q1 f6 |7 t2 z" c) J
- position: absolute;
- d4 X& X* e) {1 n7 {4 _$ k8 \9 Z, q - top: -80px;4 K { ^4 J$ F8 u
- left: -80px;
0 z* o& y V3 o$ ^* S, | - background-color: #2B222A;8 O0 i8 U: o3 i
- border-radius: 5px;
! p+ k3 q$ p( A0 D2 L/ V! W - color: #fff;# Z5 H7 `, H z6 \ g0 ?, Q
- content: attr(data-tooltip);
6 m" e, ~- `4 Z2 N - padding: 1rem;# D( g3 K3 g3 C6 S; }% ~$ A. @4 n! O
- text-transform: none;0 ]$ D9 Y7 m( w( h3 p- Y. I3 }# C
- -webkit-transition: all 0.5s ease;/ E- x' b- D1 p O0 R! M
- transition: all 0.5s ease;
: Y8 C6 B; `8 A: Z - width: 160px;
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: p2 h) \3 M5 ]* v: p) \. ^" `/ F - .tooltip-toggle::after {
! P1 s8 c0 I( E+ z( ?. J1 a - position: absolute;
1 Q' E( J$ z! U$ z7 { - top: -12px;
5 A) Z5 i4 B& I; L! f& Y - left: 9px;$ X* {' O% M! \* l: g
- border-left: 5px solid transparent;+ I* h1 t$ Y5 D2 N# t/ r
- border-right: 5px solid transparent;
" x, n9 ^. P3 n$ E- ? - border-top: 5px solid #2B222A;, E2 ?( s+ n: U9 e! A3 i; M0 f
- content: " "; Q9 d- c+ o V2 t
- font-size: 0;
, i7 U; P" q+ A. T - line-height: 0;
% z0 L0 g6 r6 Y- H4 o* K; I# i - margin-left: -5px;6 @" A {. v7 L
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
4 a$ N: r4 _0 a. z* g& z - color: #efefef;, c6 C% E7 R" b! p
- font-family: monospace;
# O E; X2 K# d8 X* n - font-size: 16px;& W4 s' ^$ D. |- j" t
- opacity: 0;+ c5 a* M& |* q4 S8 ~$ `; k2 }6 r
- pointer-events: none;
/ K0 Z) A# A& [5 G! ] - text-align: center;
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* ~! v( k. g) t2 L" U' X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' I0 ^; j7 i8 r" V
- opacity: 1;, f2 P ? E# Z& T; q5 i, g: p
- -webkit-transition: all 0.75s ease;5 q5 c2 D3 E+ e. T( \
- transition: all 0.75s ease;& X- k* s$ D! M( x8 K
- }
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 p4 u! b8 W8 _, [8 s' O( q
- <ul class="nav-items">, O& S3 b4 U3 ]
- <!-- Navigation -->
5 i# q. O- p' i% b9 m/ h& [! ]; ] - <li class="nav-item"><a href="#">Home</a></li>3 E! ?3 ]5 U0 {5 t0 Y, a2 u2 \& S, R
- <li class="nav-item"><a href="#">About</a></li>! C# Y. U- J: g
- <li class="nav-item"><a href="#">Contact</a></li>- T0 q, H) v& X' [, S, T0 B1 D
- <!-- Dropdown menu -->9 \4 w- p4 a+ k4 G
- <li class="nav-item nav-item-dropdown">
n; \$ H# _1 N - <a class="dropdown-trigger" href="#">Settings</a>
* b2 m, |, z, a8 T+ N - <ul class="dropdown-menu">' n' S; ? {( t( t, T
- <li class="dropdown-menu-item">2 h" M) \7 d) t- |* B2 f
- <a href="#">Dropdown Item 1</a>
! f; \$ P& Q/ o. ~+ O: ^ - </li>
/ H3 M0 {# G6 r - <li class="dropdown-menu-item">
1 t) `- U" e7 a+ B5 v - <a href="#">Dropdown Item 2</a>( c, `* }- M( f" F
- </li>0 x! c8 S( m6 K' M
- <li class="dropdown-menu-item">6 e' ~4 f/ l1 u+ n! T
- <a href="#">Dropdown Item 3</a>
3 J2 v1 w: C5 u0 S# B8 P; I - </li>1 \+ N1 G, o* M0 w
- </ul>+ J0 E* T1 J& V( o% X: X0 k! h. z
- </li>
% u# w- t" H9 T2 C7 G! x1 G! A - </ul>% E9 P ^+ k, b
- </div>
复制代码对应的CSS代码如下: - .nav-container {8 d4 E, K$ s5 t
- background-color: #fff;5 {6 h: r0 L" x# _$ ?
- border-radius: 4px;2 @5 K: G( B0 Z% y% C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 t# |$ G6 V: c$ m U
- padding: 1em;$ ~. N& z; ?4 @& b
- border: 1px solid #eee;
4 v+ B O% `) z' g, S9 h+ o. `, ^3 b8 o - display: block;$ z+ l' Y- \& ^: _' n
- max-width: 400px;
! {. h, U. x3 z% C$ r - margin: 0 auto;
: g7 E# ^) w+ R# M1 j. S - text-align: center;% H1 z; H6 ?2 ~
- }( j5 f9 ]) b4 i' `; O# @ f
- ul,
& J5 m3 d% [' } z5 r - li {
( _( v+ k; T$ A: A) u& O4 S$ S! e! V - list-style: none;
+ E3 @$ P1 Q( z ] - -webkit-padding-start: 0;/ q- e) Z# F8 p2 f: F
- }
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- text-decoration: none;
* B* C! W7 |' |, h - color: #ED3E44;) q4 `* t! M9 |5 C% J# }
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- .nav-item {
" h% a. @+ H( z6 x) N9 O6 t - padding: 1em;8 ?" L: z* g3 ]& x9 y2 @% c
- display: inline;
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- .nav-item-dropdown {
! g9 n, v/ n' m2 y5 m4 M4 c - position: relative;
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0 G, s1 n* j: j - .nav-item-dropdown:hover > .dropdown-menu {" W5 \+ L4 p- K4 r6 H! | B, C
- display: block;
6 M( g9 g0 s" q/ n - opacity: 1;
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- .dropdown-trigger {
: |; C" x" ~) R/ y; Q( v4 e - position: relative;
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0 d5 d% P7 @: _, P/ `, I - .dropdown-trigger:focus + .dropdown-menu {9 L1 o" A. f* A
- display: block;
! Z+ y2 w1 L- u - opacity: 1;1 I3 R" d/ F# v, A
- }
. n" C e6 C) c4 u - .dropdown-trigger::after {
6 j& g2 B9 O8 O0 z% A K - content: "›";
4 | \; ? m, a& o - position: absolute;+ L9 c& E7 n1 N& B" U" p) E
- color: #ED3E44;; ~2 A$ L0 E+ n4 O8 A, v8 Z
- font-size: 24px;
; b9 N0 {# d- k: H4 v2 S - font-weight: bold;
6 Y( ^% T" U+ U' ?* n - -webkit-transform: rotate(90deg);& C% U9 k2 O& W) H' J* ^& g k+ h
- transform: rotate(90deg);
7 C: w2 `' G8 C% b4 x - top: -5px;
5 `* M0 E- j0 u3 E" P2 y - right: -15px;
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' j v1 r, L2 e# N - .dropdown-menu {
- ^% h8 D9 U0 z% b. c3 }' | - background-color: #ED3E44;& Z) Y5 i, b' p% t6 T" r6 y6 {
- display: inline-block;
* X' `! T1 j6 L - text-align: right;7 \+ f0 p6 j3 D! c: \, l
- position: absolute;/ I% \! V8 p0 [
- top: 2.5rem;1 ?8 V4 ~" D2 h& Q( {# I
- right: -10px;
0 g' R# j9 `9 O& L& r6 ^9 @0 j - display: none;; c% \& M3 r% o
- opacity: 0;
% f* N; l" ~2 }, [9 r! x9 t - -webkit-transition: opacity 0.5s ease;
$ l* G6 g% [9 T0 f! E% o$ C) v - transition: opacity 0.5s ease;1 }$ m8 G D* t U. j5 B @
- width: 160px;
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- .dropdown-menu a {
: q9 G' p5 }0 V) g4 T ~0 N - color: #fff;" }) S$ ^, c% v% X( H d4 s
- }4 P! o6 e4 s3 @1 N
- .dropdown-menu-item {
( S \) B* c3 E) k, U - cursor: pointer;
% b4 r3 D! `: ]2 e" v9 X) B, L - padding: 1em;2 L2 k: B# ^7 i
- text-align: center;
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- .dropdown-menu-item:hover {" C' ]: ], S* ~& v: U
- background-color: #eb272d;
[( b! I6 |1 p6 r3 j2 x# H - }
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+ L/ q, T" P6 h5 m) L2 a- f可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">% U. A% x; ^/ c- t& M) R' Z: s
- <!-- Checkbox toggle -->
4 b0 a8 t, y* {+ g- ]3 g0 W - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ a2 c1 q0 i' ^: ~( s4 a+ b1 J* Z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
& W& H# X& [5 f1 \ - <!-- Content to toggle from www.mfbuluo.com-->
4 w: o2 _% C+ W) L5 j( c6 A - <div role="toggle" class="toggle-content">
" p7 y9 f% W5 s( M/ \0 } - BA-NA-NA-NA!0 h- b9 s+ V" T& ^/ k. q
- </div>3 T7 K0 x+ z" z! c2 y" ~
- </div>
复制代码CSS代码内容如下: - .toggle {
$ B9 K8 H, f- U$ s' v9 ? - margin: 0 auto;0 g- B" O; d3 T# ^* a
- max-width: 400px;# G5 B3 N6 ? L& Q" i' g
- }% y) {6 t8 i& |% k* ]
- .toggle-label {* x+ r$ I( d$ l3 N5 T
- font-size: 16px;* S( B0 ?+ b- A5 T& [" Q5 `* x
- background: #fff;
2 `" E: G2 s( Z - padding: 1em;
* h( t1 T4 S5 l1 ^; Y - cursor: pointer;* b3 W2 ~8 k) t) [8 s& A9 q; j
- display: block;- Y0 | o$ V+ n V2 ?
- margin: 0 auto 1em;6 T" M& s# p. b; y0 a! Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% a) Q5 K% y2 l' Z% v. N7 N6 U - border-radius: 4px;
3 e# B4 A* `' M- v2 j - }
( z8 A$ A; K D y+ T: O - .toggle-label:after {9 R' z1 I3 [0 B' B. D9 m6 ?
- color: #ED3E44;+ l) l" R% E. @# t0 c6 x7 q
- content: "+";
9 m$ Q3 z9 Q& }! V- \ - float: right;
# @- G) m5 H+ _, F7 g# x& y" J - font-weight: bold;+ x g" v1 p! J1 @: k5 r
- }5 ]1 C# Q5 z0 E3 b& S
- .toggle-content {; T( }3 F( K. q" c, d! k. ~! M
- color: #B0B3C2;
2 v; J, D% }3 g) f( C - font-family: monospace;
8 z2 c2 s: C1 U6 ~: w) J- Z - font-size: 16px;
; t5 s/ H3 r1 ^0 I: ?9 J; N - margin-bottom: 1.5em;
1 y2 w( [* q' |0 B5 D- Y - padding: 1em;
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- .toggle-input {
' S0 P8 B7 M) i: Q6 i - display: none;8 J0 X2 Z1 y$ Z5 e4 b {
- }/ K( C4 R0 Z1 o
- .toggle-input:not(checked) ~ .toggle-content {7 f. n7 p6 g& V4 y- n
- display: none;# b5 {( e+ Q7 E+ b! }2 Z0 k
- }( k0 y+ B' T8 e. z
- .toggle-input:checked ~ .toggle-content {, D2 j: u, x* p# U
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {
4 X* t0 n6 ]# q5 l( \" h - content: "-";
% V/ G% g4 V, V1 z0 _ v+ I; b, o/ |' ] - }
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