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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!">
7 Q D! N/ D; n" v - Label for your tooltip8 I# T6 |- e/ F1 T
- </span>
复制代码CSS代码: - .tooltip-toggle {
+ g8 c% |: m! V! Q - cursor: pointer;0 z3 b2 \, e. Q$ V. w
- position: relative;
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6 c2 w% M4 ~! j2 S. |: E7 W0 A& | - .tooltip-toggle svg {
' j" s- G# a/ W- x: J$ O8 H$ | - height: 18px;0 \7 t! p* d/ X: t1 r4 \" V4 v7 Y. h
- width: 18px;
) ]# c/ L8 O- p% ? - padding-right: 0.5rem;- V& N+ Z: a+ s c- w2 `5 q
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- .tooltip-toggle::before {. I8 @9 I8 d7 C0 |+ z. w/ l/ S, G/ B
- position: absolute;% A s! k L, F
- top: -80px;
7 v4 ^) X" M8 h/ G3 Z: O8 J+ P - left: -80px;
6 m3 G: V% Q. Z, @7 A _+ U6 w' f - background-color: #2B222A;9 q$ D3 c3 H& t P- B2 }& Z+ \; p
- border-radius: 5px;8 s6 ]0 C& a9 q. n0 {2 ]* H
- color: #fff;9 P7 e7 R) e: [- }& U( O0 q
- content: attr(data-tooltip);6 @9 N. j5 ~; K* W8 Y6 z2 _3 a0 J
- padding: 1rem; W; ~/ S5 {' g0 E# ^
- text-transform: none;9 q" _+ y7 N* @8 z4 o1 L7 W+ K
- -webkit-transition: all 0.5s ease;! h e0 d; G3 J7 w9 T
- transition: all 0.5s ease;4 @4 G9 t7 j, [
- width: 160px;
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. ?$ X' i# {4 b0 Z2 ]. ? - .tooltip-toggle::after {
* v7 b+ l, D4 _- T3 V - position: absolute;
9 n( @9 R6 m+ o& M# A - top: -12px;7 X |& E7 w. O4 c5 z! L8 k5 \
- left: 9px;
9 m: D7 T9 B2 G' F$ l; ?* y - border-left: 5px solid transparent;
4 J9 H% q, @, t% ?; x! K - border-right: 5px solid transparent;# q# X. Q: S% O7 U( F
- border-top: 5px solid #2B222A;/ F+ N: ]1 [! f: b- T v1 w2 |
- content: " "; y) r% X+ l, e* ?1 Q
- font-size: 0;8 v3 @: d: A3 H& A( ? j( h
- line-height: 0;
+ p( Z/ J4 z% S8 ]/ _, U; t5 | - margin-left: -5px;
+ D& t6 L$ f$ ?, {; M( u9 h# I& m - width: 0;8 e4 j7 T0 x4 U2 N5 H1 L& a3 Z% J
- }
' d. x, B0 d5 a* w5 C - .tooltip-toggle::before, .tooltip-toggle::after {
) ?" p; d1 L# g% I - color: #efefef;
9 E0 `5 r- t1 C4 m3 ~7 k - font-family: monospace;
, `; p& j% @% G - font-size: 16px;
$ b* Q7 I8 D" _4 _" q0 ] - opacity: 0;
( ^ g% ~% @& q! V0 d9 G - pointer-events: none;% G5 S4 D5 H( @
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ m6 J5 N+ J8 g8 @& s) R! h - opacity: 1;
* c4 [% r5 m. V9 m, t# {( y3 v - -webkit-transition: all 0.75s ease;! X* `& ~! L+ x- v) h9 a: s
- 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">) ]1 h: s! ^' N6 `' F
- <ul class="nav-items">' [) @5 M9 B5 C
- <!-- Navigation -->
9 R: i0 i5 ~) K# F9 H8 A - <li class="nav-item"><a href="#">Home</a></li>
# g* A% y" s5 V - <li class="nav-item"><a href="#">About</a></li>
" G" @! ]- G/ R( ]: j! Z+ \ - <li class="nav-item"><a href="#">Contact</a></li>
" v& \( I+ C4 [6 Q1 u. w& [ - <!-- Dropdown menu -->% }0 X# Z% h- `* c
- <li class="nav-item nav-item-dropdown">
% |, M" u) R& \4 B - <a class="dropdown-trigger" href="#">Settings</a>8 } F4 r! a2 l b2 `
- <ul class="dropdown-menu">, ~' L! w" }; T: v9 R# _
- <li class="dropdown-menu-item">
; L( j7 R9 G/ @8 S - <a href="#">Dropdown Item 1</a>4 F, r3 s$ K( P
- </li>
& r( I; |) g8 I2 G" |6 Z+ r - <li class="dropdown-menu-item">
$ V: z3 T- \* h q: e; v& y5 s - <a href="#">Dropdown Item 2</a>
, j! F8 s* N4 M1 k1 I/ F0 {- k/ ] - </li>: _' C* N: L$ O! \4 ]( ?
- <li class="dropdown-menu-item">
' w: G+ S1 m/ d - <a href="#">Dropdown Item 3</a>! \& A! ?& o& Q- i
- </li>/ m6 V" ^4 E& A; e* \1 [& _
- </ul># s- t( |: N+ J/ p. }# p) G# J# O) [
- </li>8 O+ X# u% C% s2 ]$ C4 q1 }) I
- </ul>3 Y/ ~' S. T6 C4 {5 B
- </div>
复制代码对应的CSS代码如下: - .nav-container {
0 q/ R. ?% ~* i( b' B' m - background-color: #fff;, }) u k$ U6 j# K8 i5 v
- border-radius: 4px;
4 w( a. p( m. A9 P - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 y7 j2 f& c1 A5 ]1 Y7 Y
- padding: 1em;/ `& h( _4 M {9 g
- border: 1px solid #eee;
- b7 Y6 `' _* e3 v - display: block;9 X4 N# y: O/ U: d
- max-width: 400px;
% F5 q w& [* }3 l, N5 b - margin: 0 auto;
; r0 w; L8 n4 J) L2 S8 u - text-align: center;/ X0 z2 p! J: y; ?* |
- }( P G9 V5 e$ k) b t4 G
- ul,
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- list-style: none;( a5 |! T. M, H8 j8 v
- -webkit-padding-start: 0;+ A& Y Z0 ~0 }6 b7 b
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- text-decoration: none;
9 R$ L- k$ c' \! e2 [ n& ]' S$ P - color: #ED3E44;
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- .nav-item {
$ l4 F% S# J+ U( f' R) T" x+ p - padding: 1em;
: F- [; R2 G; v7 e+ c; U9 t$ c/ @ - display: inline;
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7 h* E& L! ~( J* y3 L5 u - .nav-item-dropdown {+ u+ F8 e# K/ w& R$ p
- position: relative;/ b2 v1 L& }4 |+ d7 l
- }
6 p/ f7 P% [$ B8 H( x( m - .nav-item-dropdown:hover > .dropdown-menu {
2 Z/ T5 X" o7 x9 d# m- l - display: block;! x+ S6 r" U& R! Y
- opacity: 1;+ L" Z; U( D6 O% }" }) O% z
- }
3 b3 B2 }4 t0 Z0 F5 @$ m - .dropdown-trigger {! X( B0 n9 I( ]8 M
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {# q' F# J- ]8 o$ S; p
- display: block;/ |. J( @1 T4 V) a+ o
- opacity: 1;5 m+ s, J( u. @* A, o
- }
) ]* t0 |9 ^0 j) |! i `& \3 \ - .dropdown-trigger::after {) u) v# E5 d: ~0 T0 N) Y
- content: "›";% u8 o* ~% T7 x
- position: absolute;
) N2 f6 q) \' N, @ - color: #ED3E44;
- [, e5 c: s0 X - font-size: 24px;" ^; d! h d' K
- font-weight: bold;
+ f& \4 R* x& r( k. i. K - -webkit-transform: rotate(90deg);
. p" y+ r3 Z+ Q5 C - transform: rotate(90deg);: ^% @# P: T. c) l4 ?% Y! p- T
- top: -5px;
0 h) U+ D! E5 `- |. N* a; N - right: -15px;
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- .dropdown-menu {. S3 u) E: L* H0 ]
- background-color: #ED3E44;
& ^ P0 i( Z* }/ k9 V o - display: inline-block; P) `) c8 h: q) y1 r' z% m1 O/ t0 v
- text-align: right;
$ g( U0 v/ O, I+ C+ R+ H5 e+ p - position: absolute;" B; v2 c! n# D, `
- top: 2.5rem;6 F3 `7 X4 U, l; r* \3 G
- right: -10px;
# q6 W; S* S6 [8 |+ ]. s - display: none;" z0 u; @+ F( q' R" K+ K
- opacity: 0;
# F! r" |3 |8 D - -webkit-transition: opacity 0.5s ease;/ D E5 h! n$ R+ ?$ o% i0 R7 ~
- transition: opacity 0.5s ease;
. S3 v8 f0 P- K# N: | - width: 160px;
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- .dropdown-menu a {5 W. T4 c2 J0 I3 [2 B) V, x
- color: #fff;
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$ ?" j. q2 n2 x, e8 L( O# v9 m$ G9 u. ~4 j - .dropdown-menu-item {4 p2 o6 R% O( X# z
- cursor: pointer;
! n9 j* D' o0 V8 @/ ~. o - padding: 1em;' L4 _# R6 L, k! r
- text-align: center;
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- .dropdown-menu-item:hover {
0 i! F' Y2 P5 S- S# U7 r. O - background-color: #eb272d;6 `5 s! _$ X6 {4 c& K( R# A
- }
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8 l& w8 M! e/ f) D# H7 {* ]可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 c. e, L4 t4 h6 [
- <!-- Checkbox toggle -->
' C* t. s D: E9 m; x j - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( l, [3 |8 o* ]2 L& v
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 | \2 B _) z# l3 b
- <!-- Content to toggle from www.mfbuluo.com-->
6 l- ?* g, F# p* M - <div role="toggle" class="toggle-content">7 g$ x6 }8 S( ?0 S6 l1 C+ C
- BA-NA-NA-NA!
2 P. D/ A, v4 n/ U4 H. Z - </div>
* |3 e) ~% z8 h' i - </div>
复制代码CSS代码内容如下: - .toggle {; n3 [6 S4 Q# C6 F& d7 ~, t
- margin: 0 auto;
5 X+ K0 O. _. g5 N - max-width: 400px;7 Q# u- ~" T( y9 Y! E; U
- }: m9 \) Y8 V% {7 X. L+ e
- .toggle-label {
# R8 H5 o" {% z N! ]5 W - font-size: 16px;
% j- C8 N% E8 Y - background: #fff;0 H7 I# d9 {+ @8 I9 `
- padding: 1em;
$ F4 g( y% U3 }: {) G7 Y* ~/ j- i - cursor: pointer;" U* ~4 G7 ?2 U
- display: block;6 c3 ^0 `7 b0 g; u3 y: x' ~
- margin: 0 auto 1em;( l& A6 P" R$ `2 O% |$ t# z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: x% k" ?5 W: M3 W5 k0 ]
- border-radius: 4px;
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- .toggle-label:after {
/ L* }8 p5 X- L - color: #ED3E44;
) p' |) v9 M5 o) i8 M - content: "+";8 T* B- ?- t7 Y5 Z7 P& d7 W
- float: right;
* g5 [9 R2 z2 R5 `: I - font-weight: bold;
- y8 A) c5 \ P, l' |$ m - }1 m* R) ^5 U. q& e# a7 u W- a
- .toggle-content {
- S7 h- \1 D( ^; c/ K - color: #B0B3C2;
$ E3 q( a$ B8 o. ], ^ - font-family: monospace;
% Z# N* n" d2 y - font-size: 16px;+ e$ i' b) c5 O( j, M$ w2 R
- margin-bottom: 1.5em;
8 {0 n" ]' i* a" b" H3 O - padding: 1em;
G7 ?$ m0 K7 g c - }
# h7 y5 P8 h4 }6 Q' ^' c5 F; ]# q - .toggle-input {& D, `( J9 U& {/ Y+ x
- display: none;8 u9 a: B! {9 t3 g6 Q
- }, |1 c2 E3 E7 M- i& n+ G4 m) }
- .toggle-input:not(checked) ~ .toggle-content {* J2 `( l1 d( w! `* c+ g! F
- display: none;
5 h/ v0 r: V* q4 o0 y; p7 b- p - }* m, c9 U; @$ n, @7 Y: n6 c" ^
- .toggle-input:checked ~ .toggle-content { c7 O( M1 S' a3 Q; o
- display: block;- j: Z0 \* Y8 v( P
- }
/ E! b3 S$ T* T! v' m1 { - .toggle-input:checked ~ .toggle-label:after {
! K x. o0 Y# e ? - content: "-";& G/ }2 ^" N6 q; p. V9 Z
- }
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