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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!">
3 L( l" }3 v& t7 ? - Label for your tooltip( L' p p- R9 p' a0 P" \
- </span>
复制代码CSS代码: - .tooltip-toggle {: p& {' W3 i& m$ q8 T
- cursor: pointer;! O+ ]; _1 G" D/ b& Z# e
- position: relative;
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% _$ L* i! Q+ L1 J! ^5 V8 P - .tooltip-toggle svg {, h# f. o9 \ g$ b0 s
- height: 18px;
& v3 z) R _& u - width: 18px;
$ p$ X) X4 a0 U - padding-right: 0.5rem;( o* R" `1 c7 G3 `0 G7 c# @- S+ v
- }4 s6 Y. }3 ]- r
- .tooltip-toggle::before {' U7 ` j# @8 P" F, k
- position: absolute;
3 S6 [+ [8 J. b6 L( h* a W9 e, Z7 ~* B9 S - top: -80px;+ D+ S' n/ C) {+ f
- left: -80px;
e6 i' ^! M* N1 d$ c, @ - background-color: #2B222A;% Y0 }8 ?9 R0 j% G, N
- border-radius: 5px;
7 r: x( ^; P1 L" b - color: #fff;
- c6 O; ?$ r# E+ z4 |3 `* K! r - content: attr(data-tooltip);
J% l4 _; v! U2 _7 }5 w! g - padding: 1rem;# A3 p3 v$ v6 j9 _
- text-transform: none;
' u" M% \% ^: p* k$ h5 T6 B7 e+ ]- G - -webkit-transition: all 0.5s ease;
$ u( C. Z3 m/ q, r8 \ - transition: all 0.5s ease;
# N/ @, g; i+ X6 N# D - width: 160px;% ~0 [4 R) e( c8 }- o9 f
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- .tooltip-toggle::after {
7 F; _" J- D; j - position: absolute;
) {, L0 N# Q3 k2 `5 t - top: -12px;
$ s" V M! ~7 l! G2 H8 q# R& x7 N - left: 9px;4 X5 G7 v. e) { G
- border-left: 5px solid transparent;
" d/ t a# \/ F5 Q, O7 d( S* m - border-right: 5px solid transparent;
: T0 S: X+ V3 Y* M* x# I# | - border-top: 5px solid #2B222A;- J5 Q) M/ E! D
- content: " ";8 ~1 C% R8 T! G9 |0 @3 ?( W2 C1 H
- font-size: 0;. X9 U/ C/ S( c& M: ~9 H; g
- line-height: 0;
3 `. U# d1 |' a& d - margin-left: -5px;5 e J3 [; F7 M$ q G' |4 ?) Z
- width: 0;
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b2 b' T/ }/ K, ?( x - .tooltip-toggle::before, .tooltip-toggle::after {
5 a0 f! [9 g* H - color: #efefef;
9 F8 s- i- ~2 [3 Q& Q3 q8 R$ b - font-family: monospace;8 ?/ g) i6 J l4 m( X- `
- font-size: 16px;: \+ }( P: e+ }; w5 j9 k
- opacity: 0;/ W2 T# N. `" P6 f4 J
- pointer-events: none;8 A7 F2 s- Z& O. M5 e
- text-align: center;7 E+ p* k9 V) ?2 b: h" Y. S
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 r$ _, c% \' \1 Y
- opacity: 1;
5 L! d7 C/ G& q - -webkit-transition: all 0.75s ease;
& `6 v9 b/ U! x0 t; N5 s - transition: all 0.75s ease;
7 y: m* u* m! @1 U6 ? - }
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">
, P c% O8 n1 j( p - <ul class="nav-items">
8 T; y: c4 h9 p, c - <!-- Navigation -->5 U* T& [. W$ u$ v- ^& l
- <li class="nav-item"><a href="#">Home</a></li>
# ?* ]1 c" X5 m; z+ l - <li class="nav-item"><a href="#">About</a></li>
- e! e# v7 M- H3 g - <li class="nav-item"><a href="#">Contact</a></li>/ g2 c2 y* i# l4 u+ t
- <!-- Dropdown menu -->
7 L# |9 [, P% s! I! s+ i - <li class="nav-item nav-item-dropdown">8 `; ]/ i6 N* k x
- <a class="dropdown-trigger" href="#">Settings</a>, p- F: _* x# _; ?! m
- <ul class="dropdown-menu">- O. q* r3 X* A/ s1 ?+ z* f
- <li class="dropdown-menu-item">0 {! d7 g+ t) f# r3 O8 N2 A3 k, O; D
- <a href="#">Dropdown Item 1</a>; Y I7 H) ]1 `( Y/ S
- </li>
- n& P1 Q: X, ]; A& F% n0 y4 T( O - <li class="dropdown-menu-item">
% @1 p* ?6 J: o S/ b - <a href="#">Dropdown Item 2</a>
7 x( c7 T& s0 c - </li>
( U) o' o6 G/ B& @# w - <li class="dropdown-menu-item">- c! U q6 y& f( Q4 E6 b
- <a href="#">Dropdown Item 3</a>
! z( S* O! v+ s( ` - </li>
1 F. d- d' }5 e* d - </ul>
* S r9 l$ d" J { - </li>
; Q2 K$ S' x/ @% V7 K - </ul>* e$ f. C7 e- }9 Z. K) W" C2 F
- </div>
复制代码对应的CSS代码如下: - .nav-container {
+ }. O; V3 C7 v2 Y0 f d - background-color: #fff;2 m) c9 t, N2 H" U6 c+ J
- border-radius: 4px;
$ G# y- I: o7 w! c* T# M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" q! X2 c( E/ ~1 F! `% s t
- padding: 1em;
8 g2 m' M4 _7 M2 U, q8 W& [% t - border: 1px solid #eee;
9 C+ ]/ H% n9 ]7 H( O* n1 L - display: block;
1 L0 N$ a0 P/ ]! _% ?4 C$ C4 ^ - max-width: 400px;
9 q2 h7 h# @! M; d# h8 D. c" u - margin: 0 auto;8 |7 _9 A% J" M# d9 n
- text-align: center;
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- ul,
4 ^6 W6 G8 ?; L& a0 R - li {
' D6 t- z8 d8 Q8 o - list-style: none;
) E% [( i7 V; I( f3 a# L' ^ - -webkit-padding-start: 0;
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' t- r; u, [0 N& E$ y - a {
+ i7 L6 x: x7 { - text-decoration: none;
% K9 o9 w- c. u8 {& I4 P+ C - color: #ED3E44;; M& c; x! v# i
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- .nav-item {
8 d. S1 h3 ~3 n) w; P4 X - padding: 1em;
5 v( r5 n2 K9 t6 \. i) p% u - display: inline;" F* H/ W- T% x3 G
- }
4 f7 R3 G. Q/ E7 k- l- N6 u" M - .nav-item-dropdown {0 i3 f' \4 L5 ~) w& f( P6 |
- position: relative;/ n4 E! y6 a+ G! q/ T& ^
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- .nav-item-dropdown:hover > .dropdown-menu {
6 y! I7 q% [6 y" [. t - display: block;
O9 b1 A- n- H - opacity: 1;
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- k6 E. E C$ z' }* k" b - .dropdown-trigger {+ K; H9 L0 _' ]4 H" [: G( B4 k' f! t3 k
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {$ Y* A8 G. _$ R+ X1 p1 i
- display: block;
- A* h0 X8 B$ _# N. E. e* H - opacity: 1;9 r Q, F, Y8 m8 e! V a2 @. N& T
- }
0 S; H5 A: X% |+ c: y* X3 |) P - .dropdown-trigger::after {5 W( E H( g K# _ o$ t8 `1 ^: L. c
- content: "›";. {/ I& C2 F- j& R
- position: absolute;/ G9 f* Z0 }+ h' H
- color: #ED3E44;
4 b6 B, l; j* H; o4 b7 f - font-size: 24px;* c+ Z" L0 r) m7 ], j
- font-weight: bold;
; B% i3 F4 T% K& e. |$ s9 I - -webkit-transform: rotate(90deg);2 }3 B' w& d3 ?9 H& U2 F+ H- M* C! e0 Z
- transform: rotate(90deg); z- r% X9 s/ D5 E) f3 X2 k
- top: -5px;
, W5 ^. q& O7 i2 e6 G; r - right: -15px;1 ]% d% R4 x- _5 I% y6 v; W
- }! m3 }8 ~$ e* c7 Q! e7 r$ A
- .dropdown-menu {0 b5 h9 R7 O6 Y
- background-color: #ED3E44;
: A4 P2 Q0 d z9 X. Y V - display: inline-block;
! s2 M+ w" P: K* d% ~7 R4 e - text-align: right;7 ~/ L, r u0 f
- position: absolute;
7 Y9 I9 \( F; z' r, Q" V' a - top: 2.5rem;+ l( o2 l1 C) U u t
- right: -10px;1 h+ s! `6 A. K
- display: none;6 Q: G; S: \% ^5 b
- opacity: 0;
1 j; J; M0 v; n, d, d* l - -webkit-transition: opacity 0.5s ease;% m% X& K7 u3 _
- transition: opacity 0.5s ease;4 l7 D" z, b% {) M9 }
- width: 160px;3 K) G7 C# ^! N( Z2 B8 m
- }
$ j% B# W9 _( S/ G, K; X - .dropdown-menu a {8 P& J/ C0 q! i) m/ {8 p; g; P
- color: #fff;: I5 [) ~0 O2 b) Z5 j! C
- }: `8 B8 ^7 k5 x
- .dropdown-menu-item {
6 } _9 {. t* p# L2 h - cursor: pointer;
5 g6 h6 t% { @: X - padding: 1em;: a0 p. b% d( J4 [1 U7 N/ T, V. `1 Z. L
- text-align: center;
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- .dropdown-menu-item:hover {% {1 Q: `2 L1 {9 u4 Z
- background-color: #eb272d;
- W, W" X: d! T, o) c# E; l2 | - }
复制代码 1 h- l+ p" _( n- V8 {# u
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 F" _8 S1 B( `9 T4 Q0 O. b
- <!-- Checkbox toggle -->
& j3 K' z7 |, v1 A" k- x - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: A' A# `* D' D8 d# O3 U2 J% Q# R - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 t0 V% ^5 G; ^& S* T - <!-- Content to toggle from www.mfbuluo.com-->
4 Y. J) G( e6 R+ o: Y% H9 J - <div role="toggle" class="toggle-content">
% I1 _8 W) \7 F# U - BA-NA-NA-NA!
9 ? E. P9 m9 E& H2 o s. ? - </div>
. u" |3 T- J. t/ P* |6 i4 l* z B0 ~ - </div>
复制代码CSS代码内容如下: - .toggle {' {* {, g" @7 o/ M6 M" M- Y
- margin: 0 auto;
( Q! Z1 J9 c1 ?0 z9 ?6 i - max-width: 400px;
) @. V& u1 w) d q - }
1 U [+ H, J$ ?4 Q0 F - .toggle-label {% ? J# L0 [7 k3 Y( U2 g- s/ T
- font-size: 16px;( g1 ]/ i) }2 m9 i: V
- background: #fff;* T/ p: o9 q5 W8 }2 _1 |: l: {* G
- padding: 1em;) W( o- {8 K; W6 e8 P) O3 v
- cursor: pointer;
( _# u4 N- ~. \2 t# y - display: block;4 y+ l% J7 o8 h i- \8 Q; N, D
- margin: 0 auto 1em;
( f: o. w; J6 ^- C( g: }6 l - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" h/ @; r1 h! G
- border-radius: 4px;: A2 J4 j. t0 [1 i7 b/ P
- }0 ^; f: g) M+ v& Q4 E. w1 M1 {) G
- .toggle-label:after {% Y j+ p# W% R" c
- color: #ED3E44;$ f( |3 p8 J6 z$ I
- content: "+";3 |4 A* m. U: I6 c5 i6 U
- float: right;
2 Z& q5 t# A$ D/ j& q! b, d - font-weight: bold;
5 z5 y) U. V; @$ h4 \/ [ - }
1 a( S( H+ c2 d5 l. R - .toggle-content {' ]& y; [6 d9 z l7 ^( J
- color: #B0B3C2;0 }, e. ?; S( C1 I0 ]% G
- font-family: monospace;
% V! k+ |" r3 J; N1 P - font-size: 16px;
5 W% x0 m; m; B `. A - margin-bottom: 1.5em;5 P& T5 E) {5 j- d) ?- _
- padding: 1em;
; ?! N; t0 J* x4 q( |' ~0 V6 Z3 e - }
6 {4 Y+ f; C% I4 p - .toggle-input {( d" F0 f% z) b" c
- display: none;1 i- E$ F1 R- ~4 ^6 G& a
- }1 S1 [) B: A" h9 y0 g5 I
- .toggle-input:not(checked) ~ .toggle-content {6 Z9 R, e9 X* P8 y& y
- display: none;
1 \* `3 y& l" @# u5 j - }
3 I8 P% b' b2 t: S4 ^ W$ g% o - .toggle-input:checked ~ .toggle-content {
" H+ _" P0 t7 ] - display: block;, f/ m9 b/ e+ \& |2 |( N
- }. M' X; ~) @4 j( j7 e$ O& M
- .toggle-input:checked ~ .toggle-label:after {/ i* N& C# k/ F; ~
- content: "-";( }3 k z! M2 A
- }
复制代码 * [6 L; Q& ^5 g% n
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