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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!">
+ h, y4 F" p, I0 Q) J/ H5 a - Label for your tooltip
9 c% Q( C+ a! I/ Q# G2 W - </span>
复制代码CSS代码: - .tooltip-toggle {0 |% D1 I+ G2 D8 N2 p4 w
- cursor: pointer;
" a N8 e: a( x- l - position: relative;
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, f& g8 t/ I" G4 z- u2 O8 y( A9 y - .tooltip-toggle svg {% M$ x$ ^2 g. `4 ~- [8 c, c: b
- height: 18px;0 c" s! y5 z( v. p) }& O ]
- width: 18px;
$ P1 j- T& j3 a2 ~, c. U - padding-right: 0.5rem;
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( L' i2 \ F3 O1 n: [, y5 |% k - .tooltip-toggle::before {- S8 Y! h" T1 J' Q
- position: absolute;
4 r& l. d' I* D2 M - top: -80px;
3 g! }+ O& U4 q6 _ - left: -80px;( n% m( B9 e4 I8 L
- background-color: #2B222A;( K. ~# R R7 E: d
- border-radius: 5px;
+ } `2 x9 |: [+ l5 I( [% e - color: #fff;) X8 l+ @3 Z' K/ x% z% B
- content: attr(data-tooltip);4 n# O* M# _4 `9 [
- padding: 1rem;9 a4 u6 R: N! p& G7 ^9 W- K/ s) n
- text-transform: none;
% h" e* k6 d2 b' V: b5 B- P - -webkit-transition: all 0.5s ease;, H" y# a3 Y- v) X8 P! B3 r$ [
- transition: all 0.5s ease;
% J# R& Y. T3 h+ ?4 i - width: 160px;
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: e+ _& C7 m* z5 X6 f3 t+ ? - .tooltip-toggle::after {
/ H i; I" h/ ~" i; z - position: absolute;
5 P; l8 v6 l& t y+ e - top: -12px;& Y+ ]7 ~7 d# Z# m# n- j3 J* F
- left: 9px;7 V! j" ^7 g0 h2 [& Q+ @, t
- border-left: 5px solid transparent; q1 h C5 M) q& W6 ?( T
- border-right: 5px solid transparent;
& P0 I0 j, \) c - border-top: 5px solid #2B222A;
* S7 ^6 l5 o+ G# C1 | - content: " ";
! _8 H' C& I; i: X- { - font-size: 0;
. {3 R6 J* n1 H, X+ |. O; G - line-height: 0;
J) K( p. u) N1 n - margin-left: -5px;
2 Z9 i- M* ]. k3 t - width: 0;; w, A2 F) L% J$ v
- }
0 P% @1 u1 {8 [7 a - .tooltip-toggle::before, .tooltip-toggle::after {$ M- P3 h; \. [# {4 d
- color: #efefef;$ Z1 E% J4 \. Z: D5 @2 [3 E9 k, Q
- font-family: monospace;
3 X4 [" ]) U( T) V9 y; U - font-size: 16px;
6 Y+ Y" F: E# D- J3 O- v - opacity: 0;
/ A5 i7 }3 o% u8 y. P - pointer-events: none;+ Q e3 p" ?6 H" {3 l
- text-align: center;
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( Q& M3 m2 F: P8 N# W3 ?# f5 K. W - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( r6 D, o4 C8 W3 e2 p' h! Q7 m - opacity: 1;& U5 Q& j4 O7 {
- -webkit-transition: all 0.75s ease;# M% F, U+ @& ?. y
- transition: all 0.75s ease;
# [. Z" h! m" ?- O - }
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">& t7 \ C% y; F j9 j) w8 b
- <ul class="nav-items">
% C6 Q6 e+ H, r' d" p - <!-- Navigation -->
$ M" J7 C, R% d! |1 V' w { - <li class="nav-item"><a href="#">Home</a></li>
, f& Q8 i2 j' H6 q9 I - <li class="nav-item"><a href="#">About</a></li>, p5 p; x% M& D$ g5 x( N
- <li class="nav-item"><a href="#">Contact</a></li>
1 _( a" r/ e( P! w6 w# r8 O - <!-- Dropdown menu -->
5 P j: ?3 q5 O9 c* P' m! I - <li class="nav-item nav-item-dropdown">+ w( f$ j. h ^# }; r1 n9 v
- <a class="dropdown-trigger" href="#">Settings</a>" E2 e/ }% I0 h
- <ul class="dropdown-menu">. c9 V2 ^. G) l, \+ P% B8 D
- <li class="dropdown-menu-item">( @! g2 i# v% z" H+ A) Q8 }
- <a href="#">Dropdown Item 1</a>
, s% Z. L6 X% @& C& t* O1 |$ B! \ - </li>
( w! {) c( A7 G1 q# h - <li class="dropdown-menu-item">6 v) M1 I& R/ ~6 i8 W
- <a href="#">Dropdown Item 2</a>
" p* \' O, P; R6 d P$ T& C - </li>8 T4 S+ f" E, q R) x0 t N
- <li class="dropdown-menu-item">8 u2 f; r% M5 u( u8 M9 T
- <a href="#">Dropdown Item 3</a>
* n) ]3 }6 v0 t9 C. Z D - </li>3 w. R0 c: S- @8 H* }
- </ul>: _+ D) K) b& f& s& h; ]
- </li>9 x; B( \( o7 _- o M" |
- </ul>
/ ~9 s' v+ Y& q* Z - </div>
复制代码对应的CSS代码如下: - .nav-container {
0 j& F# }8 R% e! ^; Y* ]' j - background-color: #fff;
7 o5 ~$ H, B$ @ - border-radius: 4px;
- G- o8 M% N1 ?9 I2 C4 o3 Y" o$ a. D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( M5 u) d: u: S* Z - padding: 1em;1 ]0 T5 R2 N5 W1 v( u/ B
- border: 1px solid #eee;) L, N' L( _+ x6 G0 p; {7 \7 j+ L: A
- display: block;# L# u0 ]7 o( `, J5 \% c1 d
- max-width: 400px;& G9 M. j9 _' O/ k' d/ s
- margin: 0 auto;5 U0 d- b- f3 N# {" G
- text-align: center;) u; U7 F8 h9 g V
- }
- C4 X3 M7 F0 G8 j( ^ H. e: [ - ul,
3 h9 b2 D5 @8 p. t& H - li {
) X; ?, F6 [. {9 U4 l( u8 H9 Q - list-style: none;: l; |" R' D4 C% r$ b' Z
- -webkit-padding-start: 0;( l) }& ^7 G- D7 m- u! e
- }
( Q: e7 e* f9 q4 {% z" i# S% G. [ - a {
" h7 p$ L3 A# g# U - text-decoration: none;
& j5 R8 b# }7 t$ l4 o- s - color: #ED3E44;
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- .nav-item {
. Y' ]. A; E1 {1 D2 l - padding: 1em;. @$ s- U: _# S0 Q }" b n
- display: inline;
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- .nav-item-dropdown {3 z! B7 k& m n8 c0 Z/ D
- position: relative;( a ~* Z$ f6 z' _
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- .nav-item-dropdown:hover > .dropdown-menu {
" y6 M, e, } A8 f7 E/ t - display: block;
8 ?2 I, F% e6 F1 z9 p5 z. {3 L - opacity: 1;
$ F+ K" L) [7 s - }
, u: H! k0 r+ U - .dropdown-trigger {
8 i& }/ h3 f8 t" I; A- m7 Y* s5 A - position: relative;
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4 \- ?2 `( w( M: L% @( k - .dropdown-trigger:focus + .dropdown-menu {1 C& F {% k5 ~: {$ x7 ]
- display: block;5 j7 J+ c+ w% T& h, l4 {" V4 p
- opacity: 1;6 s4 w; n% X: H" h( o, L
- }
8 O' r1 i! B& c5 v2 X0 H6 d/ h ] - .dropdown-trigger::after {
& s- B5 K- r: ^8 r9 h) g - content: "›";3 U. ]7 H3 D3 ?1 [1 x6 z5 t
- position: absolute;3 O, L& Y7 V0 F ?
- color: #ED3E44;& v2 Y' N9 a% G- C# X+ t
- font-size: 24px;2 j% w0 b J6 Y) F# \" {
- font-weight: bold;
# P0 {3 t2 p/ Q! C2 k* Z - -webkit-transform: rotate(90deg);
3 W. x3 n$ ]# s1 r2 ?# k; l8 N6 h9 h/ h# O - transform: rotate(90deg);
$ I) s9 H' v E) a4 d7 X3 { - top: -5px;2 a8 F! V% z# Y6 W. O6 |7 P
- right: -15px;
" v1 Z0 s' y% [+ q+ ~ - }
) }" m/ i- n T2 ]" G - .dropdown-menu {
P! B/ _" x9 t# [9 x D: J% d - background-color: #ED3E44;# ?+ C4 x- F+ B ]1 y
- display: inline-block;
8 R+ F$ ]( B) ^4 B% ]. a- l* g9 P - text-align: right;8 d5 S' A+ n& R& F
- position: absolute;3 }" `3 t$ e' h4 q$ u3 v( ~' }9 h
- top: 2.5rem;
) s1 V3 Y& X: m4 a1 N - right: -10px;& C6 Q1 h6 K! _4 D8 n
- display: none;
5 @" X2 {4 i5 z! ]# p# q( k - opacity: 0;7 M1 Y/ ]0 Y* b4 n: z
- -webkit-transition: opacity 0.5s ease;* \ A- ^5 @" Q5 O, X
- transition: opacity 0.5s ease;. i& a" y' k% F: _8 i1 w
- width: 160px;
% J |# ?8 [% J& F( @1 H - }
' `5 x6 ^" N7 g2 x+ M) V S9 n - .dropdown-menu a {3 S, n% C+ ?& O9 R$ _3 u# s
- color: #fff;3 n# `9 ]1 b5 O: e- C0 D1 a2 ~
- }
& @! F- D, @# P - .dropdown-menu-item {
3 s% \- D+ Q9 c: S - cursor: pointer;
, c& r- l$ C7 H1 u8 M% k - padding: 1em;
* W) ^7 M+ ~7 Q - text-align: center;
& }/ [( d+ @2 a3 a n: y - }% ?$ ?" D s( Z* l8 f$ a; D8 s" t
- .dropdown-menu-item:hover {
; B% M1 E) \! C3 c1 u4 } - background-color: #eb272d;# ]% J" d( H4 i# ]. G' J; M+ \
- }
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2 ~# e" q1 ^! s6 U5 m可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! R$ f: G6 n: F; p; y' o( {
- <!-- Checkbox toggle -->
0 d2 [; w- M6 w8 c) | - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 l; q5 C4 x! e5 M9 p$ B - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ J5 N0 w- ^ N
- <!-- Content to toggle from www.mfbuluo.com-->
1 A' f4 s/ f; _, ~6 Y - <div role="toggle" class="toggle-content">
# I" u9 F H7 g: r& J) n - BA-NA-NA-NA!8 Q: A& l% K2 F
- </div>: d) s8 {- J2 S6 \. C# F
- </div>
复制代码CSS代码内容如下: - .toggle {3 b5 V# Y: N8 t* c" ]7 h1 L, m2 \. `
- margin: 0 auto;# h2 i t" f/ Q2 l1 F
- max-width: 400px;
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- .toggle-label {
- H$ s0 I0 h3 f; h) X$ m# t6 r - font-size: 16px;, y! j* n0 \1 } c) K, X
- background: #fff;" Q7 \6 F+ c K0 \! _; y
- padding: 1em;( K: j1 o: O% |' N0 l' X
- cursor: pointer;, x7 [" J9 s5 h6 m; S7 Y9 Y, U
- display: block;
# t! z6 p8 N2 v - margin: 0 auto 1em;9 a; p0 [, q+ L2 d0 i* V" p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* v1 W& ~6 A5 H' P! ^
- border-radius: 4px;8 r4 Y+ h3 e" ~0 u, ~+ g6 M9 C2 C
- }( w( J m8 T" s0 `$ m
- .toggle-label:after {
& e- ~: G/ l$ L' s9 ~3 Z - color: #ED3E44;
) P1 O. p) i) C) z j5 N - content: "+";
% x# T) V8 c& i1 Y! h/ k4 F8 A - float: right;& D3 H* m' s& s, Y
- font-weight: bold;3 y) P* ?; Q0 e; O3 `1 }0 D3 l7 E
- }) l, k" ]+ j( X ?$ v' a4 T# X
- .toggle-content {
$ z; f$ A. C# B1 U0 ` - color: #B0B3C2;
9 B- s+ _1 v$ {4 I6 Y. c+ k - font-family: monospace;* G# U* s5 m* s# N- b! h, ?
- font-size: 16px; ?; O6 [ z+ q7 q5 x* g: D0 i) t0 S
- margin-bottom: 1.5em;
3 ?! }, B* w' W* \& Z5 D7 ? - padding: 1em;
- U! \6 k6 l! z' R! Q& O% m% _ - }6 O t+ y3 c5 o+ e7 M
- .toggle-input {
* p( \5 h* j3 E, B - display: none;
5 U! n/ U7 Z% _ - }
! M8 h; R$ i3 p) N Y# e - .toggle-input:not(checked) ~ .toggle-content {% Y9 C: l) _) w! D/ d: h# D
- display: none;0 k6 f( u: C4 _" X$ S
- }! s9 I" y. E& |% z9 m( L
- .toggle-input:checked ~ .toggle-content {: l) q k! P F4 j7 W
- display: block;
$ B o: V& q$ D+ J' o- r - }: a# a* D0 x$ g: x1 }
- .toggle-input:checked ~ .toggle-label:after {
- x5 B% _, x6 c/ C* K) A - content: "-";( s: s4 A, p! T, Y$ Q% _
- }
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