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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!">
) e" i$ t9 o" j5 H/ S8 B3 I! M6 c - Label for your tooltip @( @( U7 f W- s1 q/ M4 _. x
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 |9 y( a M. K3 V& f0 f! ~" ^) D! e5 ^ - cursor: pointer;
* |3 A! W- Y: ~3 k% W9 b: t - position: relative;7 A: }, ^9 z) T- y |, y; b9 t1 M4 v& p
- } }; @9 [4 G# e4 d* S$ J
- .tooltip-toggle svg {
( ?( e, p6 N% P7 M9 _ - height: 18px;( L V1 T# |: @
- width: 18px;
2 r% W- @* s4 r* D. S2 } - padding-right: 0.5rem;
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- .tooltip-toggle::before {- n- }; p7 M0 ?. U
- position: absolute;, j% m# L8 i9 \! @1 |
- top: -80px;
* z+ K) O4 @7 v' s W - left: -80px;
6 z, v! r# Y" P' w m - background-color: #2B222A;
' ^- F( _1 v, p* S - border-radius: 5px;
, C+ e; d9 b# n) @8 {+ d5 ~( M6 f - color: #fff;- S' `7 Y: q7 p) u
- content: attr(data-tooltip);# X" \ T. T% {1 E$ p+ r
- padding: 1rem;
0 i' q% e3 S! q - text-transform: none;. k$ H8 G& X; `' x# T5 ]
- -webkit-transition: all 0.5s ease;5 p' o! E* S2 v; X( k0 F- g& V
- transition: all 0.5s ease;
! {* Z8 r6 I7 n. F0 M - width: 160px;
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- .tooltip-toggle::after {
" h2 L5 q" i1 |( O' h - position: absolute;: S4 R. l) h( T- G$ q/ \
- top: -12px;* U' c3 c! M/ A C. ]- U
- left: 9px;
/ L- L9 K8 v9 f. T# | - border-left: 5px solid transparent;
: r3 Y5 j4 V- u9 j - border-right: 5px solid transparent;
1 I3 R0 z- i3 K3 S3 J4 q5 l - border-top: 5px solid #2B222A;
$ R& r$ Z r5 p" T* J - content: " ";
/ R/ M! {2 `) i2 [ - font-size: 0;5 O0 p) L. B8 B" u/ q
- line-height: 0;
3 G1 i1 ~: u4 O7 o' N+ a - margin-left: -5px;: M& D' A! W( t' F# Q
- width: 0;
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0 e8 `8 O& o9 w" f - .tooltip-toggle::before, .tooltip-toggle::after {
3 I) F ]( {& o. S - color: #efefef;- {# T R, z' l/ H4 Z' p; i: b- T) e8 l$ N
- font-family: monospace;1 s* `' E( ?$ l' N
- font-size: 16px;( Z" F% z3 ^* c0 L9 E: U/ P
- opacity: 0;# [8 a3 Z9 l+ o R; |2 T
- pointer-events: none;2 Z$ v5 d* k1 O& L* A
- text-align: center;3 G: [, }$ W4 M3 z
- }
( e0 }! }& P1 ?' F! d2 x. Y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) x: F3 k4 c$ X) P* E - opacity: 1;
u( j+ P; b' z6 Z3 Y7 } - -webkit-transition: all 0.75s ease;
) A" p* M: D( A - 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">
9 _% a6 @! W g0 ]4 c - <ul class="nav-items">- D3 P/ K9 M8 |9 J/ i. p
- <!-- Navigation -->: ?5 Q. T5 Q' h: x8 v, {# e2 n% g
- <li class="nav-item"><a href="#">Home</a></li>* g: x$ q' K/ i# h$ C4 k/ a
- <li class="nav-item"><a href="#">About</a></li>
8 z5 R( W+ h: U" o; o8 z - <li class="nav-item"><a href="#">Contact</a></li>( k8 _) u5 `$ b* r+ @" A. G
- <!-- Dropdown menu --># X. m8 B$ H: I3 l; M" ^2 M
- <li class="nav-item nav-item-dropdown">
9 R7 V" K; c3 F- k8 C$ D: E - <a class="dropdown-trigger" href="#">Settings</a>2 A3 S! ]4 v- M0 v. [& n
- <ul class="dropdown-menu">2 T$ E7 w2 g' |% {
- <li class="dropdown-menu-item">
' H/ d/ t) N1 e5 [ - <a href="#">Dropdown Item 1</a>4 n0 J5 x2 I, ?7 F6 }5 z( ]
- </li>
" ]2 o2 V+ P( s9 ]3 [5 z: ]- f - <li class="dropdown-menu-item">
6 c9 Y8 r5 F: Y4 m7 D6 E - <a href="#">Dropdown Item 2</a>) j( @2 {4 X7 G8 B% x4 C# y
- </li>
* v! D6 B* `- _- ^9 D - <li class="dropdown-menu-item">
2 Q- P; z1 G. D- a3 V% Y8 }/ [- H - <a href="#">Dropdown Item 3</a>: M$ V$ I V" H6 S
- </li>1 d0 I9 L" J2 a w, c2 Z. N% h5 U
- </ul>
# Z3 T2 [: Z6 Q7 T - </li>% [2 L, _! U9 M* f$ E- k! V
- </ul>
% a% G' I) l4 n! F& b3 h7 x - </div>
复制代码对应的CSS代码如下: - .nav-container {+ O% t* K# r: k. U- [! ~2 s5 v! d
- background-color: #fff;
; [3 L) s& D9 B }9 s: l4 M2 } - border-radius: 4px;
" w% d& d4 _8 m- f* c - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% X0 Y5 Z% f7 }7 u - padding: 1em;( s4 h9 L4 ?( [8 R$ U2 y4 F
- border: 1px solid #eee;
- m3 F$ Z+ h: c% a3 r2 o: L - display: block;
. Y. o# w/ H6 L4 B4 `" s w0 J - max-width: 400px;' ?8 p/ `7 N& A# w3 a0 G% V
- margin: 0 auto;* m) \7 K% `# _3 M- A6 c$ m7 g2 E
- text-align: center;
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- ul,. m5 z. L3 R$ V* o9 C5 f5 ]& G
- li {
Y/ N9 J7 ]" Q$ Q" U - list-style: none;% n1 p5 m9 `9 V1 A
- -webkit-padding-start: 0;/ R) }7 t% G( w1 K
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- a {% t" I/ ?) R7 f" W1 o3 N
- text-decoration: none;
' [; F: D6 A1 ], {$ r6 b/ Q - color: #ED3E44;
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- .nav-item {
0 L( ~' \9 J/ ]. l# R - padding: 1em;' j- \0 V3 o) p) H6 r
- display: inline;
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1 g4 Z# [2 M! V - .nav-item-dropdown {
+ `% j: f1 W! u R7 S9 j, l - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {- h( i( M" R; x1 Z3 ]
- display: block;
6 \8 V' w5 ~) {; N3 s9 e - opacity: 1;
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- .dropdown-trigger {
" ^9 K* m, N' a- w% n2 h0 l0 J - position: relative;: S A) L2 k) q
- }% L( [( }& R" u3 O& n, W* L( c
- .dropdown-trigger:focus + .dropdown-menu { m6 j6 `/ e3 \; B3 |9 \8 _
- display: block;
4 j* s, v: k! |8 q6 |4 C G - opacity: 1;
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- .dropdown-trigger::after {
. S" O9 y5 g ]( W" X, [, L - content: "›";! R8 G! M9 M5 i: U4 R% j" @
- position: absolute;
$ R# R$ X N. ~. U Y& |4 ]( p- u" j - color: #ED3E44;
& i2 f$ o2 ^5 X% j5 @7 @8 ]3 H - font-size: 24px;5 o3 P W$ T0 k3 b( H, T- l
- font-weight: bold;/ _9 y. \+ g: ^- E
- -webkit-transform: rotate(90deg);, K. L; d! ?; a+ o: ~
- transform: rotate(90deg);
$ S% y7 f( i; J3 h - top: -5px;
) P8 t$ y$ |! R - right: -15px;
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8 o/ m+ S5 c, b) S6 p' A. A: l - .dropdown-menu {' X* M+ H7 k3 g
- background-color: #ED3E44;
Q; k7 ]# \7 q! M" h - display: inline-block;3 a8 @7 u5 |! ~5 @8 x: b
- text-align: right;7 N p7 f# H' k8 `( `
- position: absolute;. Y- x' \& u% L9 C5 a8 l! M4 G3 X
- top: 2.5rem;/ ~6 m9 g4 G. Y* @& i
- right: -10px;# i: _7 i$ @) u4 t; d2 I& b- r" T( e
- display: none;
6 Q/ ^$ e- |/ Y$ _5 ^' u. p- v: { - opacity: 0;
9 [+ H d' f9 S/ C3 N - -webkit-transition: opacity 0.5s ease;
5 `5 X" C" q4 I/ ~ - transition: opacity 0.5s ease;
8 d# i; l" F9 N+ t; ^: v - width: 160px;
$ o1 v' ]9 l, h. f - }7 f) F6 c- x9 X7 p! h7 o$ ?% ^
- .dropdown-menu a {; P0 K7 `. P1 p" h! r3 E1 V; {
- color: #fff;
2 i7 s ]: @$ O' y" H! @* H* q - }
" f; B$ b/ k3 S. Z' L& c - .dropdown-menu-item {
( a. ]$ Z- l/ }8 x+ B$ ~, y - cursor: pointer;
' I8 f- @, x0 O9 j, o' Y( P - padding: 1em;
' ]$ q' V7 {+ U7 D - text-align: center;
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- .dropdown-menu-item:hover {* E$ ~" c7 g1 `; y, z( Q
- background-color: #eb272d;7 P; c! n- J$ w9 c( F. k
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! j9 r6 f1 D: @# ~ ]* L q6 s
- <!-- Checkbox toggle -->
6 U8 R$ c9 J y0 \ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># m4 a9 C: v4 A7 X M5 D
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. m% M( k% ^5 y' c3 x) z" t k+ j8 s
- <!-- Content to toggle from www.mfbuluo.com-->
! X6 _. x5 O* _# v - <div role="toggle" class="toggle-content">! i- y" b% l) A- t
- BA-NA-NA-NA!
7 H' n/ H. G4 |5 q+ m8 { - </div>
- K5 [2 c1 |1 Z5 |. Z - </div>
复制代码CSS代码内容如下: - .toggle {( @1 r( H; E1 E0 L# l S
- margin: 0 auto;4 ~* j: c" j* N' p( e+ l! b, Z5 x
- max-width: 400px;
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- .toggle-label {) }% H9 D3 { u4 g0 l' h; Y. g
- font-size: 16px;' C1 W& W3 a% F. E9 A& C/ u s
- background: #fff;
5 n8 b2 a/ T3 Y - padding: 1em;
/ @8 T* X; W" J8 r$ P - cursor: pointer;
2 _' z' h% n! l( j: E' m) S& v - display: block;
" T' a4 y3 v6 G {7 i6 @) ` - margin: 0 auto 1em;% s; Z/ }, i% X# s: J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% N4 R& P! M. h P& Y; Z: ^# F
- border-radius: 4px;
* o2 A+ n, A9 O( p9 F Q. } }# r - }
* n" E! d4 [% C+ D( m. l - .toggle-label:after {2 T! U+ a/ I2 J% x% X& f
- color: #ED3E44;7 | y9 M: B* a8 w
- content: "+";
* u* d, A5 m% b# m - float: right;/ o: z1 H. p) E# A6 q
- font-weight: bold;
- G5 c( X! A1 S( \4 B1 A - }" f, M3 w* U" ~6 i# m" K
- .toggle-content {: W4 q8 i$ D4 ^# v2 ^7 I
- color: #B0B3C2;) @3 O4 F+ H: Z! @/ L8 P' {
- font-family: monospace;
. J. h4 G. B$ d - font-size: 16px;
6 H9 G1 ]9 i( m0 m1 i8 L - margin-bottom: 1.5em;) d, y: X H1 p# w5 n6 J4 D8 S5 ~2 o
- padding: 1em;2 Q" a Z! F% l! \/ q
- }0 J! g& s* x3 z
- .toggle-input {" ^6 p* K+ r' f. ^* }2 z! O. G
- display: none;6 C0 | p. C4 f+ C( p8 W7 h
- }
1 W) ~" P- ~, z& ~5 H5 t( I# G - .toggle-input:not(checked) ~ .toggle-content {* n4 C5 x# o4 J8 _
- display: none;
. u0 `4 M+ @0 J - }
% o: K3 N' q1 t# C& z - .toggle-input:checked ~ .toggle-content {) z7 S' g. E8 C7 T
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {# s, Z5 l( P0 M" Y
- content: "-";# @6 `4 n1 P& d' q" U
- }
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