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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 Z; I; P$ W+ b$ d% X0 {9 D - Label for your tooltip+ n0 }/ ` g. I8 G; m1 X
- </span>
复制代码CSS代码: - .tooltip-toggle {
" Q9 o1 X! S' b* T( N- c - cursor: pointer;
; q; x# N d+ |; ^ - position: relative;
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- .tooltip-toggle svg {
q- H. p+ U& o4 r, f( Z - height: 18px;
. g+ x& H2 B6 G$ ` - width: 18px;
+ w, R0 l! c2 Y3 G - padding-right: 0.5rem;$ l% I" N' m2 N; b
- }
* L1 J7 n4 {, u - .tooltip-toggle::before {
9 b4 u8 Z5 V8 D& C. O8 i - position: absolute;, E+ {7 D+ d! l# D. j( {
- top: -80px;
; Q$ X! L" N1 `. z. g* M2 P, _( S& r! | - left: -80px;( J! Z/ _2 i. q& J2 z7 l+ G
- background-color: #2B222A;
2 k. R7 j3 w+ P; Y: N - border-radius: 5px;3 r5 A O! Y) E, [+ S
- color: #fff;. N& K, T- E) J; Q" {8 ~: |, m& P
- content: attr(data-tooltip);
- Y9 @% W/ R( l9 i" Z% f - padding: 1rem;
7 y7 y" Q( ~0 ]" t) d - text-transform: none;' G; s5 K! M1 C
- -webkit-transition: all 0.5s ease;9 G. x) ^8 @( f# x' M8 ^2 [
- transition: all 0.5s ease;
& f3 j+ u C* D" |+ O0 P - width: 160px;+ x T4 Z. g0 Z1 s+ A8 m7 C" ]
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- .tooltip-toggle::after {
2 Q# w. E! s8 t) ? i$ P0 I - position: absolute;/ ?; o( d1 n) V6 @. {* t
- top: -12px;
7 k- ~+ w9 k# Q5 x - left: 9px;% M# q! _- F% m# h; g
- border-left: 5px solid transparent;- b. i# q: F1 R( m4 U1 ~$ T, O
- border-right: 5px solid transparent;& ]. n9 e* ~5 ^) f1 z; s
- border-top: 5px solid #2B222A;, W/ s$ X$ e9 k* R5 N' v I
- content: " ";
% A. B6 N( E1 q9 m( |" e - font-size: 0;! o" F, ^6 h0 i/ k6 z
- line-height: 0;, L$ t- ] A0 f o
- margin-left: -5px;
8 M& F0 @' i+ J0 e8 i# X - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {. G% q- ~1 u& A. f4 i! H4 y$ J
- color: #efefef;1 }7 s* q ^# u* W
- font-family: monospace;; T! @; x! B& S( A+ x- v: R
- font-size: 16px;2 v: B. L0 h2 K
- opacity: 0;8 \; r, D$ u4 V+ h+ }# @
- pointer-events: none;
6 s: R3 d j8 y$ H" N1 P- g - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ G, W B% e9 i1 ?$ S
- opacity: 1;$ g% i1 v5 J) G/ }( Q4 |5 @4 C
- -webkit-transition: all 0.75s ease;
- l7 }, Z c( q - 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">3 S: o+ b; w- [" U+ G9 ]9 [; K& j
- <ul class="nav-items">) m4 K; A0 a1 [: F4 X' i: {
- <!-- Navigation -->% J2 i, |! S0 B
- <li class="nav-item"><a href="#">Home</a></li>
* n( F: C. o7 Y. u5 I - <li class="nav-item"><a href="#">About</a></li>
3 l( R {5 d, d/ e& b2 i4 e2 m - <li class="nav-item"><a href="#">Contact</a></li>% B, V" F% O. y/ V, w8 _
- <!-- Dropdown menu -->
6 Z4 L b/ l. z5 Z- K4 k3 d - <li class="nav-item nav-item-dropdown">
* q' M ^* P! z8 H R4 B: T7 s - <a class="dropdown-trigger" href="#">Settings</a>
9 s& ^: s+ g8 `4 z5 i - <ul class="dropdown-menu">* ?9 |+ Y* @! u% J( z" g
- <li class="dropdown-menu-item">; c: z- O& o5 O1 A2 k
- <a href="#">Dropdown Item 1</a>; {; o! X! F0 j y6 J6 m% W
- </li>0 N3 } a0 B( o6 {. ^2 I, B
- <li class="dropdown-menu-item">
8 ~; Y: C" ^/ n& T! J" j# ?. G - <a href="#">Dropdown Item 2</a>
# j+ \8 j2 K! I' G6 S. | - </li>
$ V; O& x* m/ N+ |6 L - <li class="dropdown-menu-item">; S/ L% p$ \% {) o, P( [
- <a href="#">Dropdown Item 3</a># s# M# p% S) d! M2 S- s% a
- </li>
% j. a( T3 v7 B, ` - </ul>
9 L( m- [4 @( g/ m: n - </li>2 `, J5 g+ e/ A [7 S" X5 v
- </ul>* l5 k6 [! U' B$ h+ ^+ k
- </div>
复制代码对应的CSS代码如下: - .nav-container {
! H+ V* V& Q6 k; x) P - background-color: #fff;
! z! s" V3 Z4 W - border-radius: 4px;) [( Z; O w# ~. j$ v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! q1 l0 T4 v& g - padding: 1em;
0 @( |1 K- L" L - border: 1px solid #eee;
& [4 ` m5 ?8 \ - display: block;. N+ Y1 e3 ~# ^& h9 k7 }3 q* ^) X5 s
- max-width: 400px;# \ `( q# E: N2 Y% F) O
- margin: 0 auto;
2 @4 t1 ~# @/ B - text-align: center;- G( R- k+ \ v6 G. U
- }2 f: x' M+ G" P
- ul,
6 H1 U' g9 U. v) K - li {
1 i, M2 z2 R( A/ m8 y8 ~3 t2 X - list-style: none;
9 N$ \4 T0 M7 i' O, A! j, k6 z$ \ - -webkit-padding-start: 0;0 ]' R7 P4 D7 L% }! J
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- a {
2 H4 s+ G2 b+ D" e8 R( z) o! \ p - text-decoration: none;
, }# y! D) u* q - color: #ED3E44;% _0 @% r( ]+ V N9 `3 X7 H+ @
- }
. I3 k) j- s, ` - .nav-item {2 D. S( ` H0 Y m6 Z) E L
- padding: 1em;7 [- I, R& [7 z! M
- display: inline;
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5 w" o/ {& k+ J& d6 k: ^ - .nav-item-dropdown {/ ], `3 \9 t0 r1 q
- position: relative;
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0 a+ t: r Y/ G) ~$ b - .nav-item-dropdown:hover > .dropdown-menu {
) ~5 @) Y% o+ ?' K+ ]( ^ - display: block;
! S$ n2 V$ P- y - opacity: 1;
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- .dropdown-trigger {
8 w: C5 g& \( `4 E - position: relative;' H0 y6 q9 `( |: v$ i* [5 i
- }
# R! n3 W: X# z - .dropdown-trigger:focus + .dropdown-menu {
* g: U0 z* Y8 {6 k - display: block;
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- .dropdown-trigger::after {6 v( h3 [4 k2 y: _$ b2 U! C0 l/ i
- content: "›";8 l- u- Q t/ d
- position: absolute;: I" Q7 r5 W, I: u1 K, P* P
- color: #ED3E44;
! r' K* U- q) B- M8 n/ i/ y6 e - font-size: 24px;
7 o8 U! k8 m/ U( ~# V; p - font-weight: bold;
1 M; Z( }# ]; C+ r) h. z! y T - -webkit-transform: rotate(90deg);
4 r; g5 g* ~5 e* f" Z - transform: rotate(90deg);+ K0 o- Q, v/ n! R4 Y3 `: p
- top: -5px;
! M. l9 {* \/ Y& z0 U, A, L) S* v+ P - right: -15px;
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- .dropdown-menu {) Y0 j+ D; T; F9 V7 z5 B; H$ v
- background-color: #ED3E44;
# w. m+ S) y2 S7 v1 O! b$ b - display: inline-block;- c. w3 g8 f+ I$ a- ? i( L3 n
- text-align: right;- Z. d- F0 h$ r3 K8 v. x$ @
- position: absolute;; j7 \4 y; P; _" Q$ {* x. B2 N Q
- top: 2.5rem;3 ^1 T( e7 l/ {
- right: -10px;
* x0 l; c7 S) u' B( u - display: none;
+ l& k9 j1 O9 z - opacity: 0;
+ u+ o. F& z: Y' x2 Q - -webkit-transition: opacity 0.5s ease;
; j$ E' Z, r o" K- D7 V - transition: opacity 0.5s ease;
_. J/ P z) U# N/ ? - width: 160px;9 b8 I5 r! r. b/ K+ {( t* X: p l
- }, v% R9 K- b7 u2 S7 }6 u( J) O
- .dropdown-menu a {
4 k+ T9 G0 r; S% t - color: #fff;
3 Q/ p" v3 m% L, C2 ] - }
; Y# v- I. x. w) s& Z1 O8 y* S - .dropdown-menu-item {" h4 w5 }/ A1 C5 x) W6 J" p* q
- cursor: pointer;
: i1 ~( l4 s; A& \ - padding: 1em;
6 D6 U F+ X ^6 }$ m - text-align: center;
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. g! b% ~* p* a9 V" L6 Y0 M2 { - .dropdown-menu-item:hover {
7 R1 k* p) @ ?5 t - background-color: #eb272d;" F2 E7 ?: x* y3 ]* u" r/ s9 }$ |
- }
复制代码 b( z$ n: @0 c9 x# |3 j
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* _% r* `2 X; P6 S& _; ?0 a2 Z - <!-- Checkbox toggle -->
& b/ F# ~! T& V7 V. G - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 p& \! i3 N: }. |# Y( ~. G' ^& U, P& Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! m& r- h$ T3 b& @, t* J
- <!-- Content to toggle from www.mfbuluo.com-->( r; J% t5 j2 P& K/ A
- <div role="toggle" class="toggle-content">" u8 z9 J1 k% M# M5 J: J9 [3 s* D
- BA-NA-NA-NA!4 m _* _/ a ~% m% C& f. h5 Q! t
- </div> ?* y" F: J" f y+ B! Y8 o- P) U
- </div>
复制代码CSS代码内容如下: - .toggle {
7 i9 X v* \% { - margin: 0 auto;
6 p( C. V( f# G' D. `6 P - max-width: 400px;
, U' ?- p( _$ r' ] - }
6 l" K3 U8 l `4 M! m - .toggle-label {
2 t' t& x7 |+ k* p+ p( g - font-size: 16px;
6 l+ ?* ^/ o) E- w" z* E - background: #fff;
! K& y5 R' } T6 h" F; D - padding: 1em;2 r: {, x+ S/ x4 y% N0 n; c+ r8 S
- cursor: pointer;
* o+ B, N! W% Z( A - display: block;
2 E8 ^- Q7 l. ?2 i0 Q; u - margin: 0 auto 1em;2 g6 r: F g1 j% @& y" V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; Y% ~7 I% b$ X) G; ?
- border-radius: 4px;
0 f8 g! p. P/ Q) K" a - }
" m2 m5 b9 R: d - .toggle-label:after {0 {) g& n% a) m: ^
- color: #ED3E44;
! m; ^' p' N3 Z% j& p - content: "+";% b$ e+ i7 D$ c! W2 P k& k& e
- float: right;
6 A: @! w: A$ z1 Y/ N - font-weight: bold;
' R( V. E) o# O0 }' l& e( N! ? - }
, j+ n, [$ A6 x2 }- v - .toggle-content {- i5 r+ W& Z3 Y# f9 h
- color: #B0B3C2;
( u1 w9 [% r- z% a6 T$ T+ n - font-family: monospace;4 c. N+ u/ v8 a4 V6 T7 R, ^
- font-size: 16px;/ P% ~. B3 d* g. C0 l, l, ?( B
- margin-bottom: 1.5em;
# A. @6 c; a0 m# I, H# ^/ y - padding: 1em;* w" m" n, N' D; E0 g
- }, w; u% Z& ~; e$ s
- .toggle-input {
4 p+ ^* Q* N/ I/ |. m - display: none;
8 n% _$ d! j3 g* I - }
) ]% `7 A X1 W# B; W - .toggle-input:not(checked) ~ .toggle-content {1 o4 E1 n/ N7 w0 g% ]$ M
- display: none;8 V% i, I: W. `$ U5 Y! o# S8 {
- }
A' K1 X6 E8 n - .toggle-input:checked ~ .toggle-content {
. o, c, e3 J$ C - display: block;+ @# F, J! I- O( |
- }8 a( r1 {( B9 V( w
- .toggle-input:checked ~ .toggle-label:after {
$ \! e7 q8 R h" U: ~ { - content: "-";
3 D* O% ~/ E: h# M- m - }
复制代码
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