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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!">0 R- p* ~5 S; ^; Z
- Label for your tooltip* v- F w C/ m" [ S
- </span>
复制代码CSS代码: - .tooltip-toggle {( r+ m% n; i( s
- cursor: pointer;
; F2 Z8 z$ r2 D. s8 n5 E, H. B - position: relative;
; B6 G; J; a \% e5 k! ^ - }
: x: M- @! {2 }3 m4 [7 t+ M2 k - .tooltip-toggle svg {
# W* q$ }3 y$ ?6 F. {. X+ z5 q' x - height: 18px;% i) ^7 X" q! ^& @! d
- width: 18px;; d# X% u3 ]) ]/ q- _$ }. R- {) Y" x
- padding-right: 0.5rem;/ R. S V1 R* l6 k- }3 B: B, v
- }3 C: h" c% e3 K8 Y% |4 e
- .tooltip-toggle::before {! G* ^3 i q" n' K/ Z- x& j( v
- position: absolute;
/ S: R- I+ l$ B* ?6 ?1 l - top: -80px;
, b7 ^0 o5 d. J6 H - left: -80px;( ?: u ?- N* \& Z$ S' v
- background-color: #2B222A;
6 q' ^& W9 K: h3 v - border-radius: 5px;
! t8 k: @/ H6 M- W; w - color: #fff;/ u. @& {/ _$ ?3 B' u, R' k1 H5 U) P
- content: attr(data-tooltip);
1 \3 d1 K3 B) K( H9 _, d8 y - padding: 1rem;6 r5 L2 @: a9 l2 F$ |+ L+ W
- text-transform: none;
! _2 S* p2 W0 d A0 t2 t* }0 r9 C - -webkit-transition: all 0.5s ease;
& w t! [: K* H& j% M7 d% L - transition: all 0.5s ease;
4 D, o6 o8 J) c) x* \8 c& Z* h; Q - width: 160px;/ U9 F6 `! ~& g, w( c# H
- }) `9 P. L- F) q' p2 q9 F
- .tooltip-toggle::after {, V* H) ~8 a7 C) ~; n6 x
- position: absolute;
& @- X. m Q6 k& s! w3 [; ]( F - top: -12px;
& g! o" ] ^" f8 N - left: 9px;
9 Z* {" Y, C4 O0 d0 s7 ~( i - border-left: 5px solid transparent;" o! q, G- F# \! i* b5 R5 |
- border-right: 5px solid transparent;
, M5 H) ?/ n. ]" y% B s - border-top: 5px solid #2B222A;
# Y9 O$ q% j8 H5 }8 Y - content: " ";
% ^: J" f1 z$ ^/ N1 S' d6 C - font-size: 0;
) `, v" b( @1 ^) s$ _8 i - line-height: 0;
2 B7 S$ K4 q# Y: F' y0 U2 c* D - margin-left: -5px;
1 r& c& n& m. j1 p - width: 0;
" g F& D: j5 A. ` - }
2 u1 M# O; G& O - .tooltip-toggle::before, .tooltip-toggle::after {
1 i4 h0 b' v1 B' X n" ? - color: #efefef;
( Q6 t; b/ w8 Q0 B% A% }" P - font-family: monospace;) ~, j2 I/ ^3 `1 m
- font-size: 16px;
z0 C7 P' r" { - opacity: 0;, P( S+ T; p: U# ?0 o, e% ~. b
- pointer-events: none;! ]0 b; u6 X: N
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) V6 I6 C% J6 f1 ?- K, D
- opacity: 1;
* X) Y: W3 ], F9 n+ l/ n }8 P* y7 l - -webkit-transition: all 0.75s ease;
3 J. j/ Q2 _; j; @+ K y9 r - transition: all 0.75s ease;9 n( a6 M8 j/ m8 ~' k
- }
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"> J, l5 u7 F( }; D: Z+ I
- <ul class="nav-items"> d* A( M9 ~: Q' q2 `' T m2 D
- <!-- Navigation -->2 D$ V1 \, z. o5 j* x0 B, f5 ~4 P0 p
- <li class="nav-item"><a href="#">Home</a></li>
% N$ d A$ S, d0 p9 H- D9 | - <li class="nav-item"><a href="#">About</a></li>( o- R3 D2 ]: q0 _! ~4 R% Y
- <li class="nav-item"><a href="#">Contact</a></li>
$ c# V% L' L) y. ? - <!-- Dropdown menu -->
" A4 b/ |+ S: i - <li class="nav-item nav-item-dropdown">$ R3 C8 B( ~2 D. X
- <a class="dropdown-trigger" href="#">Settings</a>
1 |% `& Y: B* P - <ul class="dropdown-menu">
: g! q* p8 f( m( Z! ]" v9 I - <li class="dropdown-menu-item">
) Y/ G% N9 z" T/ t, N2 I - <a href="#">Dropdown Item 1</a>( ]6 l3 l8 ~3 o' G3 f
- </li>( P9 R- [" B+ n& w" u
- <li class="dropdown-menu-item">
4 f/ H0 _; ~8 {9 Q0 } D - <a href="#">Dropdown Item 2</a>
5 {' t/ U( C# X! ]$ e1 E W$ i) X - </li>
K7 y* E, E2 z - <li class="dropdown-menu-item">( ~+ t4 @% c$ Y- M) w1 M a2 a
- <a href="#">Dropdown Item 3</a>
- m8 x6 k* Y/ T9 ^* h6 s9 J% T% H - </li>
) N' X4 E6 \5 G - </ul>
6 G" h/ V2 A' s- K' Y' B - </li>
* _' Z' S' C2 p- P/ q - </ul>
- O7 x4 C$ z& h5 E - </div>
复制代码对应的CSS代码如下: - .nav-container {$ s( w' H( e J6 v! Y0 v) Y8 K3 N
- background-color: #fff;
3 F( l& T- z9 Z8 \0 O* w3 M2 b0 m5 H - border-radius: 4px;* I( \0 n. N' G, r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. h* O% B9 d I1 N4 \# r4 Z
- padding: 1em;7 I) ]: N; s) Y; m% {
- border: 1px solid #eee;1 s+ T* F" T! s, r
- display: block;( Y% } o6 ]. q5 J7 z& ?
- max-width: 400px;
2 ^+ k$ T/ {$ t1 B5 g# Y9 J# U - margin: 0 auto;7 b+ @1 a6 H% o% } a2 R! K0 U9 N+ q
- text-align: center;, z8 H x; c q& h1 \$ f; d8 w
- }
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- li {. e/ n) \# T2 T. }6 ~7 ?2 T4 p% p
- list-style: none;0 @2 H3 c6 H( Q0 t; ?% L% S5 S
- -webkit-padding-start: 0; W- c6 F, G2 W
- }
# L7 t9 S. a; P" _ - a {
3 N/ k& p3 j0 E3 e- \" q5 v `) D - text-decoration: none;! B6 V9 E' o5 D) @8 j6 e
- color: #ED3E44;
1 Y% h3 Z! T$ W. N1 P' k( w) U - }
; S& f8 X% s& E - .nav-item {* G' ~, j6 I; r/ V3 I
- padding: 1em;
1 E9 R- v- m/ O( ]+ J4 x - display: inline;
y+ `. U+ k: W0 ` - }
. Y: r7 R4 ]) U& ] - .nav-item-dropdown {
7 U5 B' A, N, C" Q - position: relative;
7 g0 ~/ T$ E) `/ g F# g2 S - }
* I: r ~+ x, [+ |2 |9 M$ }; R; | - .nav-item-dropdown:hover > .dropdown-menu {
1 S/ |; T+ a1 s- q' G( h - display: block;& _$ r5 N7 ]/ G: k
- opacity: 1;
" J+ O3 P" a$ D& \( s - }
5 M4 ^6 }6 B! \" K - .dropdown-trigger {3 _% J' b( f# j2 C9 |% ^2 s
- position: relative;; h! u/ [. C; \4 |, {5 ]
- }
5 C' u% n1 F( j- I! { - .dropdown-trigger:focus + .dropdown-menu {
8 [/ R* h' |" O7 U, ^ - display: block;+ e1 L* m- S. E
- opacity: 1;
: L2 K5 |: A' J0 V* `: U - }
. r! F7 i! m4 T$ z4 ]& q$ O% A - .dropdown-trigger::after {* w4 o, a p) N4 A0 C
- content: "›";
' N; Y1 s3 Z# s/ O2 e& R5 Q+ @ - position: absolute;% G1 S1 {/ ~ S6 X& w
- color: #ED3E44;
7 o2 s/ X0 I7 |- K6 R - font-size: 24px;
2 H) t8 x, f. J' ~9 ^$ ^6 ^ - font-weight: bold;2 @4 v2 T& K& A i( z+ O
- -webkit-transform: rotate(90deg);1 b$ Z5 f* R. H2 {
- transform: rotate(90deg);
; p V/ r) g" N$ v% D - top: -5px;
$ x/ ]# ?( B0 I0 e8 r4 r( v1 o - right: -15px;" z& e% Z, \9 j
- }
) p; K; s0 Q* m% I4 H2 M$ b - .dropdown-menu {
) v0 z/ P; U" K0 t8 e9 x& H - background-color: #ED3E44;
5 Y! ]! V( L/ O) ^9 X8 f - display: inline-block;
$ X/ J% g% A/ d0 X8 i - text-align: right;
3 u9 F7 l2 |; S. m - position: absolute; z# Y9 s/ ]' W- S( } P4 l
- top: 2.5rem;. x# \+ X- l+ M# {8 @1 F
- right: -10px;
& V& N- z3 b2 H8 d - display: none;; Q3 i: i/ O- d X
- opacity: 0;
+ y( M( a( Q+ S: ^. T2 a% X, ?. @ - -webkit-transition: opacity 0.5s ease;
' `2 Z# v8 S9 D0 `# O7 P' | - transition: opacity 0.5s ease;
9 p0 X8 {( q9 o+ a) L7 Z* r4 @1 T ` - width: 160px;, i9 _! p9 |+ U1 `: |4 G
- }8 j- X% Q/ @/ t/ p- h& w
- .dropdown-menu a {
- \7 U, T' R4 I) ]+ Q) f7 R - color: #fff;3 S% k; |2 ~3 X7 p7 X
- }
3 Y4 l3 |! w4 [6 _: B - .dropdown-menu-item {
0 [ d- B3 F J \) e0 Y - cursor: pointer;
( X7 n ]/ L2 g P( r4 E2 k - padding: 1em;
3 T, A j+ L; }( ^9 j: w( @# u - text-align: center;! d3 k+ K7 f$ r; {7 `7 U
- }
) k5 J: y6 k L - .dropdown-menu-item:hover {
% k, \% E3 e" G% i0 D+ ]4 }$ y - background-color: #eb272d;6 s- E& {3 v! n6 D& ^1 ^
- }
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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">
; i$ x" }7 n% s- R - <!-- Checkbox toggle -->5 I/ j) I" V+ b
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> Y# g6 U' ^9 k- o: Y2 |% C
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" Y, [, s w s: u1 q5 l0 X
- <!-- Content to toggle from www.mfbuluo.com-->
0 p5 H. K* j- B5 d9 h- h) \3 N - <div role="toggle" class="toggle-content">% M% \/ ~2 ~4 ~/ c
- BA-NA-NA-NA!
3 _. Z( N3 G9 K0 q3 y f - </div>
- |* a9 q7 e* t0 B( O" X A - </div>
复制代码CSS代码内容如下: - .toggle {
" s& \! j! f" n5 `3 u1 l - margin: 0 auto;
* v0 G& M( ?4 N! w7 L - max-width: 400px;2 Z: I0 X; y! l1 a7 X0 W0 C
- }2 _& @0 i) e; F' c j# l1 r. g
- .toggle-label {
8 N: g' ]0 i/ D& x9 ` - font-size: 16px;, L" K @6 K: _0 Y+ P; @6 E& D
- background: #fff;+ j4 [2 |+ b) y* o+ h7 d1 _
- padding: 1em;( {: u/ G3 C$ W U
- cursor: pointer;* t* H" b* n1 n0 J
- display: block;& t g& o+ s! ^& R4 a" ? h% A p
- margin: 0 auto 1em;4 h* z" L: S5 Q' ]8 C, q0 @
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: |( @, o5 d2 s' U
- border-radius: 4px;
, U+ u B7 q' o3 G# v3 H2 j6 C - }$ Z1 p& t+ x" Z4 E9 a, g0 y. p2 m
- .toggle-label:after {4 P/ ]0 z) |( L( l+ d
- color: #ED3E44;3 O1 [7 Q# @% [' A( \
- content: "+";
0 W D5 k6 j! b( E5 R/ m$ v# x - float: right;9 m# a+ i/ A! e) h
- font-weight: bold;
! s# g* ~7 X' a, S' \5 X - }
, G5 X* Q, y% `+ z9 ~+ A8 S0 J( l - .toggle-content {
1 J" z8 O$ y# c9 M2 Y) \/ _7 Y - color: #B0B3C2;) |/ }5 c3 y9 N! T
- font-family: monospace;
5 k2 l) b' i# W' G - font-size: 16px;
/ E4 V, ^6 d( K n n& S- q0 f' F" r* A - margin-bottom: 1.5em;& Q( |. k7 C( i% w5 Y5 h! Z
- padding: 1em;; k" ` s$ @6 R( E# e/ ?9 p
- }0 ^7 o; B1 |/ L, A1 L* A
- .toggle-input {
z- p `8 |/ U& W) k - display: none;
# H0 g8 E" O. J! m# J% W - }
0 }" i1 E- A* M" B2 \4 g) r! d* c - .toggle-input:not(checked) ~ .toggle-content {
5 E. e% S: s" ?% ^, G - display: none;
+ ^" D, C" ~4 N$ k; k4 ]8 \* z - }
: B/ T- g! ^4 C2 S7 N7 u - .toggle-input:checked ~ .toggle-content {0 N6 A+ J/ G7 A
- display: block;4 z: J* p6 M* O. @
- }# m8 |* x$ @/ b& {' S/ l
- .toggle-input:checked ~ .toggle-label:after {+ ~: w0 j# s& \8 q6 \4 N8 h
- content: "-";4 s) ^# p" G( x+ C5 X
- }
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