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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 R1 [3 F, \/ h1 @4 P - Label for your tooltip, K7 U& ?0 e0 X; q% \3 z4 H
- </span>
复制代码CSS代码: - .tooltip-toggle {
) E2 v L: w8 c6 O5 I - cursor: pointer;1 D$ S# ~5 T. s3 |5 D# U; A3 T
- position: relative;8 b, R _# @4 R5 j5 _1 S; g9 X
- }
" e8 [0 v. `9 t9 J M9 K$ j$ \ - .tooltip-toggle svg {
& Q5 z6 u. K' C! Z; I9 } - height: 18px;
* |# Z/ @& A7 Z6 a+ e# |1 T* R$ n - width: 18px;) _" ?5 ^0 b% P; S. l/ }
- padding-right: 0.5rem;
7 e* _% y/ R3 L4 e* B9 K - }
8 E: I% Z* a' _ Y% a1 ?3 ] - .tooltip-toggle::before {
; O3 R2 J9 _) _7 z1 X: Y - position: absolute;; ?, |2 V. w8 k- y' h
- top: -80px;
) W" t8 \" p; V - left: -80px;
% X$ ^2 M# s/ m( \# |7 J& ~# L- z - background-color: #2B222A;- F$ L9 E: ~1 I) e; j/ z2 j; l. I9 w
- border-radius: 5px;
, ~! V8 t- ] }9 X9 ^( k4 f - color: #fff;' J2 l8 x8 U: Q& B- Z
- content: attr(data-tooltip);( I3 N- t( B* V
- padding: 1rem;
" E( w0 E+ Y# c' _9 [" N9 e - text-transform: none;
5 x7 A; K+ X- ^7 h$ y4 o3 T9 { - -webkit-transition: all 0.5s ease;
6 j1 l+ f4 v9 f k0 r- D - transition: all 0.5s ease;
0 _/ Y Y: X# g - width: 160px;# |) H0 P5 A1 X% E y
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- .tooltip-toggle::after {& s4 G0 {! h/ ] r4 B) p
- position: absolute;
- y- P* s7 k( @1 Y6 A! y - top: -12px;
/ W/ X! ~8 c7 [/ x+ X: f( B - left: 9px;2 L+ D' s: m6 R' G3 Q9 K+ }4 A& q
- border-left: 5px solid transparent;; K$ Y; x" Z& _( O4 w' e- u0 A
- border-right: 5px solid transparent;' S7 x. ~6 w* k6 i/ ^, v. Y( L
- border-top: 5px solid #2B222A;
! y+ C$ W: N5 d, ~ - content: " ";: ^ w2 G: E) m8 y5 n3 b
- font-size: 0;
6 m* u3 {& {: F* u- r' @ - line-height: 0;
6 n: y9 [1 ?2 W6 v( [ - margin-left: -5px;; e+ a+ w: b4 i" w
- width: 0;
- A5 E0 u( Z: X8 L& T - }( Z6 }, l3 c! ^5 }
- .tooltip-toggle::before, .tooltip-toggle::after {: `' L4 c, _1 Z+ I! ^- O4 ?/ F
- color: #efefef;
! x& q' b. |$ I% f( e! n( I% L( p1 a - font-family: monospace;+ a; ~5 R" a2 L% l2 l) h, |0 y( J
- font-size: 16px;. U2 s1 ?0 |/ B! L @
- opacity: 0;
( [4 J0 |/ t5 N" O7 v3 W - pointer-events: none;
: R W( [: K9 Z+ f0 W; ? - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! P! r; r& ~% r
- opacity: 1;# W1 L, m; X7 O; [# d! @/ R. T
- -webkit-transition: all 0.75s ease;
$ v8 m; c% u+ f% `6 k8 G2 G - 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 G' H2 Y' j4 \
- <ul class="nav-items">
- D8 _! d* d9 F! W3 J' D4 t- y. i - <!-- Navigation -->
" V) i9 {% w4 U: O. f) W4 Z0 _" L - <li class="nav-item"><a href="#">Home</a></li>
3 F" S( d/ p* S9 S3 w+ l- X! a - <li class="nav-item"><a href="#">About</a></li>7 f' ~2 {3 [% S
- <li class="nav-item"><a href="#">Contact</a></li>
( Z+ e/ e9 N+ ~7 G" M) c, ^8 r - <!-- Dropdown menu -->2 B/ ?) o$ H' p! d. g! L4 p+ K" U
- <li class="nav-item nav-item-dropdown">
m# b7 @: G9 b; |( k7 C - <a class="dropdown-trigger" href="#">Settings</a>0 G+ H, n9 {5 g/ J2 }( \2 `
- <ul class="dropdown-menu">
F6 i* h! F4 o. ^& {* c* w - <li class="dropdown-menu-item">
' N2 ~0 T6 f& b; r' A+ s% n - <a href="#">Dropdown Item 1</a>
9 } ~) S% C J& C - </li>
; E6 p0 b$ G; q6 e3 ^5 C3 R - <li class="dropdown-menu-item">
2 E+ x1 {, N1 E$ J - <a href="#">Dropdown Item 2</a>
$ P: |3 s/ _0 {! y - </li>
4 e/ A5 X, F( @1 T$ w3 s% \ - <li class="dropdown-menu-item">
4 C: ~0 B7 K |5 j - <a href="#">Dropdown Item 3</a>
% O. W" I# s8 [ - </li>0 ]2 C( r Q) @: E
- </ul>( B- B' S$ n! m# _
- </li>
+ {5 q( @! p+ v. g3 o - </ul>
! ^, l- E7 d& ] - </div>
复制代码对应的CSS代码如下: - .nav-container {
8 V8 a+ R" w0 k7 u - background-color: #fff;' E9 }2 Z4 |( A( @) n% ?
- border-radius: 4px;& J! F6 Q2 O, L" r# ~4 @( a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( d) k6 W; I, s - padding: 1em;
; g" }# \- S$ g6 s - border: 1px solid #eee;
+ n( H6 f! y0 a% x - display: block;0 A1 ]* Y8 M R) z5 T
- max-width: 400px;5 C7 `: s5 t7 l' _: ~2 n: J3 w. x
- margin: 0 auto;
7 D; T; t; h6 a. I0 K. s7 B - text-align: center;
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- ul,( B7 b5 G+ ^0 T
- li {0 t$ ^( x- G& G* g. N: n
- list-style: none;+ r/ z. S+ A* R+ ?
- -webkit-padding-start: 0;
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- a {
* f( T" D4 z9 l h - text-decoration: none;: C+ f: C7 @0 S
- color: #ED3E44;; e3 y) F/ v- t s+ p! F O' y2 P! x, O- H
- }
2 ]7 Q: q# ?4 B5 `+ r4 a - .nav-item {
7 b: ?5 k2 k( [1 c$ P8 n* b - padding: 1em;
0 K. D% e4 F6 D! f; \ - display: inline;. q+ |+ i3 b/ ]- e
- }9 D- ^9 I, Y, B* s/ p/ m( _
- .nav-item-dropdown {
) }2 i, F V3 z' ~" \9 }+ d9 [ E - position: relative;
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9 z- K1 [+ D- O1 t7 S* J - .nav-item-dropdown:hover > .dropdown-menu {1 S; B) t+ ~/ a+ D9 O! ]: O
- display: block;( b" B% `# U" `
- opacity: 1;- n i8 }/ X7 A( }
- }! T5 U' K* Y B8 q( d/ p6 j! [
- .dropdown-trigger {/ x" i4 i' A* Y" r( b% Z
- position: relative;. ?5 r3 ~' k3 c- x
- }
* n' Y" b5 c4 }3 K1 ` - .dropdown-trigger:focus + .dropdown-menu {
1 e. Q4 I5 t0 r# X7 ? - display: block;/ F. a& P& |. O9 \
- opacity: 1;2 h8 F. [& @- y' f V7 f8 X
- }
' R' J6 T1 r5 d1 S1 ~8 C5 s# E9 e - .dropdown-trigger::after {& D: D2 Q% n$ j% D& V9 R6 E/ @
- content: "›";
2 A2 n; t; l) k; V - position: absolute;
~1 [4 Z7 d O p+ E5 S2 e# L% V - color: #ED3E44;, B {, W4 x; C& J: C& [6 c( c& Z4 _
- font-size: 24px;
" t- z, |/ z, u1 m$ L/ | @$ M - font-weight: bold;
8 [3 X: ~& o% q# Z1 }- y - -webkit-transform: rotate(90deg);
, @2 l3 H3 V. h7 w5 u {, G, J - transform: rotate(90deg);1 J3 N, J. K& \- ]8 p3 r8 w
- top: -5px;0 P' b+ B& S( t4 _0 @6 E; {/ [
- right: -15px;
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- .dropdown-menu {9 J9 w& c! N1 P4 N7 F; ~
- background-color: #ED3E44;
3 g3 u7 m0 `: t& ^ - display: inline-block;% o+ V3 p0 B8 U0 y/ b$ l+ w) U! [' s
- text-align: right;
9 `; O$ S$ n4 s& M3 J6 T1 X& I' S% l - position: absolute;
: \! ]1 v3 |: H; [ - top: 2.5rem;2 i, ?2 ^( l: C- J: K# C6 Q
- right: -10px;
1 |6 N# N! `2 L. _4 p: K - display: none;
/ P' c- q$ \4 A - opacity: 0;& y: x: I( m: G! w; @' q) f
- -webkit-transition: opacity 0.5s ease;, d" I* w$ @! N9 h
- transition: opacity 0.5s ease;1 D: z4 \/ V: {9 F" s. ^
- width: 160px;
" ~ Q* P4 n8 f! T/ A* v5 n - }. D: ~/ r( A# u2 [# Z* r
- .dropdown-menu a {% u) Q0 ^, Q7 y; s0 E! @4 e# \, S
- color: #fff;
4 L; `+ p z1 Z/ |. \! W. F/ ? - }
) w, w$ u j) t% Y9 a/ s. C& v - .dropdown-menu-item {+ z: D' I' h3 q& A
- cursor: pointer;, X, k0 l- s7 A' h1 ?
- padding: 1em;: I2 [& a0 X1 L3 a; X
- text-align: center;* S: i8 H9 r" c* s3 T. F- H6 l
- }
8 F( v$ n; W( e2 \3 Z) m, v, G - .dropdown-menu-item:hover {
( r. _$ X' c# r* w - background-color: #eb272d;
* f$ X6 T6 W9 A" V: a& P* i# s - }
复制代码 9 ]6 T, o% }* X( b
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 o6 B# V! Z( a6 K8 J* U9 E; H+ d$ p4 |$ w - <!-- Checkbox toggle -->
5 K d U. M- `* _ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 e( h- E7 t5 w4 l
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
" R8 H5 C. O' K' u - <!-- Content to toggle from www.mfbuluo.com-->, p4 D* t1 n1 y8 ^* B
- <div role="toggle" class="toggle-content">8 Q1 m0 V& o6 D- M/ z
- BA-NA-NA-NA!$ ^) K% q' e3 v8 a$ f
- </div>& R1 h6 b k5 g0 I# t$ f; y
- </div>
复制代码CSS代码内容如下: - .toggle {
$ c5 v7 d1 z9 j" Y( L0 k. e% D" o - margin: 0 auto;6 x( [! E+ ]9 w2 v$ K
- max-width: 400px;
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- .toggle-label {
" R+ \9 l- N' r2 |0 y; Y3 f7 @4 E. [ - font-size: 16px;/ t5 B. B) [# y4 P+ h3 a* X% f' e
- background: #fff;4 F/ P0 \9 Z6 F, B$ x. a
- padding: 1em;
3 m9 d( T/ `4 h6 |0 i - cursor: pointer;
- O6 T) @# z% J* M - display: block;
L; E3 w3 L' j2 P- q- w - margin: 0 auto 1em;$ V, d9 p$ ~$ z' p! x4 K* D; |% |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 g. u* I3 _5 g! `
- border-radius: 4px;
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- .toggle-label:after {- v) b2 L& w& a: T7 f- P# T" W
- color: #ED3E44;6 ~0 P; R6 U: |8 P. s
- content: "+";
6 _, i: \ m9 M0 w6 p5 q! ]9 z0 v - float: right;
7 \* R/ {+ Z V; m3 Y* j+ l( I - font-weight: bold;
, W2 \4 n2 {% d; `5 v - }
! y$ B% o7 j' s( u+ C1 Y - .toggle-content {! i: [( E+ b/ N7 G4 u
- color: #B0B3C2; E; A0 O6 \2 x& K$ z2 k
- font-family: monospace;
+ R0 s; m' G ~ - font-size: 16px;
! m: L& t8 q0 Q' g - margin-bottom: 1.5em;$ L' T7 U, C+ U4 p
- padding: 1em;+ n6 Z" N; x8 s/ B0 J4 l2 C
- }
- B. l1 G/ {( a* X - .toggle-input {5 E3 q% @- J: Z2 j$ s' B. |
- display: none;5 n3 Q) \+ |6 E9 b% r# W& s
- }
( v" |5 A6 w0 y - .toggle-input:not(checked) ~ .toggle-content {
& w9 s5 G1 h4 J - display: none;
; e9 q2 B: H6 R3 y+ G - }- |1 }- |, h5 L I
- .toggle-input:checked ~ .toggle-content {, l% c9 z& y3 V3 F2 q1 V! R
- display: block;) {/ i) X( N1 z( g- b7 q% Q
- }
/ s7 B) l4 t' w9 P - .toggle-input:checked ~ .toggle-label:after {
2 G- J& C7 \) {1 V1 i - content: "-";5 D' s G( d( r3 Z
- }
复制代码
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