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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!">
* a5 p u$ \- h. I* [! O$ o, m% V( A - Label for your tooltip8 {: b& F. u Y- M* T9 ~- O
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 P( B* F# _ H - cursor: pointer; h! f3 c6 E6 b: Y8 ~
- position: relative;
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- .tooltip-toggle svg {/ _( Q8 Q4 |9 c! f+ c
- height: 18px;3 Q, c# A; V5 K/ r7 i! h
- width: 18px;$ P! }& p+ C) X2 |5 E- K
- padding-right: 0.5rem;6 x; i3 L( S& X+ o
- }* @8 S; ^, f, j, t2 p/ q
- .tooltip-toggle::before {) C' B @1 q- x5 T
- position: absolute;: W# }9 S7 W, f* o2 k" }1 @$ j
- top: -80px;" N- k* |. S X3 P3 z4 R/ c
- left: -80px;8 @2 {( w [1 q( V$ \. x
- background-color: #2B222A; E, X" ^# c- }6 o1 j4 I" V
- border-radius: 5px;
0 n- R* R; G% \% F m" f; q - color: #fff;
7 e# c' A3 P) q6 M( A: P$ h4 n2 @. f1 ` - content: attr(data-tooltip);
0 \3 Z) j/ h/ A: u - padding: 1rem;1 l! [8 }6 r, J9 s. ~4 `* U7 a% ?
- text-transform: none;
; B ] P* U4 ?$ C4 Z$ h0 ?# L @ - -webkit-transition: all 0.5s ease;/ B6 z* c5 C/ a: s# B8 R2 u
- transition: all 0.5s ease;
+ d: V6 r/ n: J; d - width: 160px;
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) L" y9 ^( u& h5 A0 t! M; b - .tooltip-toggle::after {# r3 Z* K' n2 B- S! o
- position: absolute;
6 q1 Z( O3 C$ w, \) Z - top: -12px;1 T8 ~- v# {# Z, _
- left: 9px;% ^+ w' w) Z/ q) v% g
- border-left: 5px solid transparent;$ y5 [5 {/ S4 j" j
- border-right: 5px solid transparent;
( x7 Y" \7 m0 ^ - border-top: 5px solid #2B222A;/ `1 w" M3 ]/ J, C1 W5 Y! {
- content: " ";
! K' Y$ A3 k5 f7 U I7 L1 Z6 ] - font-size: 0;% o! g: z2 J( h9 A! _& t3 M
- line-height: 0;
1 l' Y7 M3 A5 L! n9 s- f - margin-left: -5px;
. q# l" P2 u9 p3 T - width: 0;( I; o6 |1 _$ y* V) G1 Z$ m3 K9 K5 A
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- .tooltip-toggle::before, .tooltip-toggle::after {# W$ Q1 \0 l' K. e
- color: #efefef;1 `. U* S+ `" o, H3 j& v3 E P
- font-family: monospace;7 d. X$ v/ T1 W7 [& s
- font-size: 16px;3 [/ i* N% Z- ?8 _1 K, v6 L) Y, W7 g
- opacity: 0;
) l }! X9 e$ n5 m) k6 ~ - pointer-events: none;
% ~1 v, l3 @) P9 H& Z: {7 N1 T - text-align: center;
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; b- L1 e p1 K6 W( | - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 w. K1 Z" e Q
- opacity: 1;
; u( i% r- {% s7 v z - -webkit-transition: all 0.75s ease;1 i' v1 n2 P( r8 u7 a& u
- 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">
: m9 E' u4 t0 G, | - <ul class="nav-items">5 y. W! i) S% ^5 {6 g
- <!-- Navigation -->5 _, @. R; c% z. h) T2 }$ X: h
- <li class="nav-item"><a href="#">Home</a></li>, H0 G' M7 O& N- \& ?. c
- <li class="nav-item"><a href="#">About</a></li>2 U# B _" Q2 m( t
- <li class="nav-item"><a href="#">Contact</a></li>
, o F- v% S2 u' L2 u4 i7 Q - <!-- Dropdown menu -->
; E1 B: h3 m( {! G; g8 W: M - <li class="nav-item nav-item-dropdown">
( z4 S3 t( g# _1 b( m3 w - <a class="dropdown-trigger" href="#">Settings</a>) `, g& y. k. B8 S% z J
- <ul class="dropdown-menu">- U( h/ M# |. _8 H8 B
- <li class="dropdown-menu-item">
* T/ b9 P p" U: M4 ^- d7 x8 X - <a href="#">Dropdown Item 1</a>3 V5 p: O& ~8 R, x3 h- a" s. i
- </li>
9 R ^; V2 O. t' b9 q0 W - <li class="dropdown-menu-item">5 e' U& X5 |" m# _9 |; }
- <a href="#">Dropdown Item 2</a>9 }, l: ~1 O6 x
- </li>
" ^; {' t6 a7 V/ e. m( x; e! K6 W, h - <li class="dropdown-menu-item">
/ O: B$ I1 N% W* ] - <a href="#">Dropdown Item 3</a>6 d7 F1 {7 i5 L- g3 @1 F
- </li>( P: \& r& X, O7 _- [4 l- g- K
- </ul>. t4 V) U5 }- a+ g- a
- </li>
7 `" {/ [; b8 @+ v* ~ - </ul>& D9 @/ }6 p3 w' h2 v
- </div>
复制代码对应的CSS代码如下: - .nav-container {
. d$ G! V! n5 x9 y2 S2 f - background-color: #fff;8 A1 K6 s2 }+ {' u7 v
- border-radius: 4px;3 e5 E8 A1 j9 X- p F+ Q! Z/ G
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( R+ d9 P; }6 ^
- padding: 1em; S7 `- c3 u/ e
- border: 1px solid #eee;# Q7 Z5 W3 ~6 b$ {
- display: block;6 f" h" x8 Q/ t, V% D4 Y
- max-width: 400px;) O {* P) X, ?2 A) y) p" O0 x
- margin: 0 auto;
9 }& D- W( M- ~5 G' m- Z* J8 W - text-align: center;3 R. N- U) d- F, _: p2 [# ~: j
- }
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- li {
N. R" `2 z _" ^/ R9 a1 { - list-style: none;
5 H: @: `* p; w% T5 u - -webkit-padding-start: 0;5 M+ D! \$ [; ?
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- a {/ S& j, ]9 K; D" m# _* H; c/ x
- text-decoration: none;0 u' |/ J" n, Q! h% t: s
- color: #ED3E44;
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. I+ `5 e/ W* o - .nav-item {; h8 Y- `. r6 Q q, B( I+ [
- padding: 1em;" O1 c) n0 C( U5 N
- display: inline;
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- .nav-item-dropdown {
$ C. o: y N4 ]$ _ - position: relative;* u" G. X5 S0 h
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- .nav-item-dropdown:hover > .dropdown-menu {( K: `3 u6 P4 n
- display: block;, T3 i. J q- C* f
- opacity: 1;) a! x$ p/ N' C" H. ?
- }/ \7 y& V6 o- G) T
- .dropdown-trigger {4 P+ r1 z: L, W
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {+ a' Y) Q2 z( i9 S
- display: block;
' p& W& c, T& E - opacity: 1;% U. |2 P9 Q0 U
- }
; S& n8 s* I: ^5 w* I - .dropdown-trigger::after {
. U [ l: C0 Q, d# ` z; [ - content: "›";
6 \, X+ i0 U1 b* y3 Q- y& v - position: absolute;
3 y0 C$ e( ?& T5 ~, H - color: #ED3E44;
6 M* I- J! r$ u3 y) B5 |" X$ E3 X0 U, {+ L - font-size: 24px;. H" S b# u8 _/ Q) X/ }# t& f
- font-weight: bold;
- h4 X/ g# P+ H) ]* z; m7 Q3 I - -webkit-transform: rotate(90deg);
6 y9 f% [7 b4 r& y - transform: rotate(90deg);- q) z% Z" S* d$ o; W1 z$ Q
- top: -5px;6 ~: Q7 J. v4 h |: w4 {: t6 w( v, l
- right: -15px;- s, z k6 A& C6 A
- }# C( U# Q5 b9 c
- .dropdown-menu {
- j* s% y- z7 z$ h1 s9 x0 t2 i3 e - background-color: #ED3E44;7 p7 r8 ^* `& O* g% |: s& q Z
- display: inline-block;& q$ q! w2 C$ O
- text-align: right;8 Q8 X: |4 Y z+ d* u
- position: absolute;
/ |% f4 s- u, F3 P - top: 2.5rem;
, U6 ]* P5 L, _( u - right: -10px;$ z7 l/ p1 U+ M5 B5 m9 s# A; H% ~
- display: none;, {3 u/ D3 h& c) V+ [. _7 ^/ g1 t
- opacity: 0;
! c% G# n0 x2 V3 e9 B4 c - -webkit-transition: opacity 0.5s ease;+ }' M( a/ b2 P, d3 e
- transition: opacity 0.5s ease;/ f0 J7 m, b1 Z, L- ~0 ^
- width: 160px;$ o0 M( r% V. `3 r! z) Y
- } V3 M. u6 q8 N
- .dropdown-menu a {
3 L/ W3 M, J% ~% \& c - color: #fff;
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- .dropdown-menu-item {
4 _. Q, _. k/ E- B9 _: z$ A" j - cursor: pointer;: N% j0 v0 W- y* z1 L
- padding: 1em;
( T' z O% {; J - text-align: center;% u. `8 [- Z6 x% j
- }
* N0 w4 V$ T# B- ^ - .dropdown-menu-item:hover {* t/ x0 a8 W8 {# Z' ?( U
- background-color: #eb272d;
6 }4 ^$ j0 _7 M+ }% V+ q2 Q - }
复制代码
- F, S' Q- O) `5 q2 m! X R可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& N7 e" d% ?* H/ V
- <!-- Checkbox toggle -->
) e6 [0 P& q& n% n6 B6 z! `9 ]7 B; N - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, Z6 E1 a6 x2 W9 s) z! [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& s8 \& }7 L( u! p1 L( q7 F
- <!-- Content to toggle from www.mfbuluo.com-->
0 j! e }/ z s8 E& t - <div role="toggle" class="toggle-content">4 a2 }1 W. v5 z9 G% y' M+ Y1 Z4 t! A
- BA-NA-NA-NA!/ V# M( b1 c- R( z
- </div>: k. _& Z/ h) H, P3 Y; @+ {9 {
- </div>
复制代码CSS代码内容如下: - .toggle {
~4 \! B: f8 V* l- Y7 {3 r - margin: 0 auto;
% V$ f- |. V8 h- V$ v - max-width: 400px;. O d3 X2 J& G+ t1 v
- }
8 C; e, X! b; y! y - .toggle-label {
( q7 E9 J, X, u5 Q* Q- _4 F* k - font-size: 16px;
- h4 X" i' p: \+ s2 v# |$ a - background: #fff;
& \ A7 s5 v" z$ h; b - padding: 1em;: C+ V0 i& _+ O: T
- cursor: pointer;2 Z& i5 l. f- \+ u
- display: block;: ]: E/ {3 e" ]( n* Y
- margin: 0 auto 1em;
3 D* l0 i9 ~. A8 U) v( E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: M5 u2 x/ W5 W7 K; y - border-radius: 4px;; O& ]/ R) V7 H$ ?8 g
- }
2 u% m) t, r# d( X - .toggle-label:after {
1 `# Z2 h- j K! G' r - color: #ED3E44;
8 D9 K( i6 E( }0 }6 R% H4 y h - content: "+";
2 x0 D' S0 g# w" S! o7 }3 F: p - float: right;
" [ e5 v* m3 J2 j! ? - font-weight: bold;
. q- O. U& _* w" Z: R - }
9 W/ c0 j% t! _ - .toggle-content {
Z/ D2 \1 H, x - color: #B0B3C2;
+ s0 t3 z5 r- G - font-family: monospace;- r4 b) Q. ?. N3 U
- font-size: 16px;' d: s: [7 [& h% j
- margin-bottom: 1.5em;
1 j# z g% f6 L6 [$ T( g, a, m }% ^ ` - padding: 1em;
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- .toggle-input {
9 A8 a5 A' O0 `: }/ i - display: none;1 S2 V2 h2 @: H' G( E2 K: {# s3 x
- }
' m" Z/ B. e' N1 ^' _8 j8 k. W4 [ - .toggle-input:not(checked) ~ .toggle-content {$ @7 H/ q3 R' j# ?0 r$ x* z
- display: none;
6 L' o$ b$ L0 B$ i' G6 @9 ? - }
& X$ |2 Y" ?- q' H0 N; E - .toggle-input:checked ~ .toggle-content {
2 L z" d9 u" W# i& i - display: block;" z& E s4 ~' L5 h$ `8 d& O
- }$ S' U- N& K5 d% u# B
- .toggle-input:checked ~ .toggle-label:after {: r: U0 K. r) ]( L S: r
- content: "-";
+ ^ f& ^+ r& n6 }3 Q' _1 v+ ]1 @; c - }
复制代码
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