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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!">* |1 K& W; m. w$ K
- Label for your tooltip5 l) k& m) I& V. F
- </span>
复制代码CSS代码: - .tooltip-toggle {
+ F+ l$ ~& M/ O - cursor: pointer;
( H0 J$ L: Y1 A" P( ?% z' I B - position: relative;/ U. b) r, f1 D7 U
- }4 D. m& \5 H( j" c u2 ^
- .tooltip-toggle svg {; I9 p5 D, w5 V6 m
- height: 18px;
9 m/ k1 h. c2 z, r5 A# ^# s' h& V4 L; t - width: 18px;
# T, g9 Y) l8 K! H- ^ - padding-right: 0.5rem;, P% A5 @: h0 t2 G- x/ q6 N
- }
" E% @- d1 v _- A- D - .tooltip-toggle::before {; U. Y& h! m; q3 u/ A
- position: absolute;
y2 w. [1 }5 Y1 `. ?: x- T - top: -80px;! G# [! Z3 Z+ W5 k7 Z
- left: -80px; H1 ]6 n; e! Z+ e( N
- background-color: #2B222A;6 u* I8 l6 i$ ^# q, d
- border-radius: 5px;" U9 C) k; s2 v4 M8 e. d+ B3 Q
- color: #fff;. P& D6 S' T& q: H9 ]" i* j
- content: attr(data-tooltip);) l: }2 Y( t, k. b
- padding: 1rem;9 V2 j0 k# E, o, ^9 ^
- text-transform: none;3 Q: I6 ~& i* D/ ^
- -webkit-transition: all 0.5s ease;0 h& k) M# [$ p6 K: J
- transition: all 0.5s ease;5 Z- l( h6 Y' g* {. e! d
- width: 160px;# Z# I1 u+ T) p( N9 |; `0 t% h, i, n& \
- }5 Q/ [& c; y2 \: L+ e
- .tooltip-toggle::after {
/ H3 c' @% h. m - position: absolute;: ?2 Y5 R1 ]; G1 J
- top: -12px;; [ W6 O% {4 \6 l* s- x
- left: 9px;! ~! p- e. b, B; q. A, B
- border-left: 5px solid transparent;
$ W- [" i* N4 c# ?. C - border-right: 5px solid transparent;* S, g8 |4 H5 I* u
- border-top: 5px solid #2B222A;
; w3 I% G' I2 M7 c - content: " ";. O; q; h: z: f3 [) c J$ }
- font-size: 0;. I/ `/ I: Q2 T8 x6 Z% i- P6 J
- line-height: 0;6 Q2 }3 l r4 U& O
- margin-left: -5px;1 H) m1 c5 u/ ^
- width: 0;( @/ G6 D/ W* H! L0 g `& w: C
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- .tooltip-toggle::before, .tooltip-toggle::after {# O% B4 e+ e% e; c" P) L
- color: #efefef;
& J) j( g' r0 a) s$ [ g( H - font-family: monospace;
: R3 x8 D3 Q1 ] - font-size: 16px;
! J2 Q) J' N* T: [# s - opacity: 0;
% F$ ^! Y* g) B# y9 Q - pointer-events: none;
& V6 _- i/ F8 H% K - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 @& r3 _' A$ v: s+ v! i - opacity: 1;% q" k: ^/ D9 |- @
- -webkit-transition: all 0.75s ease;
4 s! D* Z% E& ` - transition: all 0.75s ease;( j5 }4 b0 K7 i* \9 d) Q5 T8 ]/ W
- }
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">( x$ P) ]2 I2 v' j; |
- <ul class="nav-items">2 l6 o- n0 u5 @5 `' z
- <!-- Navigation --> u8 A, K; N( ]! T
- <li class="nav-item"><a href="#">Home</a></li>
' G- b0 y3 ^! c9 ]4 B8 R" ?2 f$ z - <li class="nav-item"><a href="#">About</a></li>% |& C4 P# }+ J0 Y6 c7 F4 @
- <li class="nav-item"><a href="#">Contact</a></li>
/ v0 L ?" k4 v) _ ` - <!-- Dropdown menu -->' k1 U7 f5 ~- f9 ]) p+ l; V& o- J5 g
- <li class="nav-item nav-item-dropdown">2 `$ v K' D# F5 C3 M& M: p4 L
- <a class="dropdown-trigger" href="#">Settings</a>
' r9 ~- B1 F- k! [ - <ul class="dropdown-menu">
0 C9 n; v) w5 [( n; J0 {! n p - <li class="dropdown-menu-item">
- s. U* w$ _( ]* M) y - <a href="#">Dropdown Item 1</a>
/ F4 m* L- x ~/ G( J9 B' d* \ - </li>1 l+ b: N& F) O6 e* C7 T
- <li class="dropdown-menu-item">
* p5 C* w" I6 h9 |5 Q$ Q! M - <a href="#">Dropdown Item 2</a>, g3 A. p+ i! P+ O R0 T5 F9 f M% I
- </li>
{1 n8 ?( B9 H - <li class="dropdown-menu-item">/ c6 d/ f, l N9 i# C* |( E ^( {
- <a href="#">Dropdown Item 3</a>: g, B3 B2 t" _. C* C* ^2 ^5 [
- </li>, W9 t9 M; ^% L6 B+ D+ @% U
- </ul>
0 Q; `! }2 ~3 m - </li>, c1 B" r* m' j" @: C4 ?! I3 T
- </ul>& S1 p5 P. H T+ o
- </div>
复制代码对应的CSS代码如下: - .nav-container {2 R a$ b9 l) J4 ^7 F6 ?% a
- background-color: #fff;9 L5 s: o4 _# J+ m2 T2 X
- border-radius: 4px;
' }% `/ @" U; `+ h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 q$ A) z9 `8 e8 z3 z - padding: 1em;0 X; E L' v, z4 u2 F+ N# `
- border: 1px solid #eee;
! A; p) B& q+ J% S1 ]* A0 U - display: block;" f9 k8 R1 c- m- M' {& [# e
- max-width: 400px;
9 r9 r) p( h5 Y. i1 z3 c$ m - margin: 0 auto;
; L; k; ^! H8 h% d1 m - text-align: center;
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- ul," @% ~$ O f: v# s' Q4 p
- li {. ?% y% |; u% f' F7 l P" P# E, e2 Q
- list-style: none;& g/ k$ f0 g5 i2 {
- -webkit-padding-start: 0;3 ?6 i) S- O1 h
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- a {
Q3 T) e% T# r9 j% b3 N - text-decoration: none;& W$ l; D' t1 ^ Y( y% J4 T
- color: #ED3E44;) S, n3 E* h; Q1 [
- }
- X- Q. A7 I( N8 K5 @+ I2 l - .nav-item {. R+ M" t9 ~# H, X/ `9 K1 i0 s" P
- padding: 1em;
4 w1 q4 |9 T4 d0 z) q1 k3 ~) v - display: inline;
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- .nav-item-dropdown { p% k* Y/ V* P: _% n
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
: S" h1 L, s I- r/ ? - display: block;
, k( m7 e4 D% E0 q! I) s - opacity: 1;0 S+ @ `; Y1 a5 g
- }
9 p" X5 o% O6 a - .dropdown-trigger {- @- L( b7 P1 w( L9 M
- position: relative;5 {; n% Q6 A& |
- }
+ T) g5 z+ i( d$ ?# n' ^ - .dropdown-trigger:focus + .dropdown-menu {
3 g- T) v0 r1 @0 `* o - display: block;
, V) Q7 e- c! G$ m - opacity: 1;, M# Q( I9 k1 J3 E
- }
; `& V! P0 n, X8 U& \: ? - .dropdown-trigger::after {6 N9 `! A/ m0 \# K2 ~ J' o5 {% p
- content: "›";7 K" \$ ?1 f0 m
- position: absolute;
( o! Q( f7 v1 }9 P - color: #ED3E44;5 c6 c. A2 l- O$ M! X: w5 u
- font-size: 24px;) [ l$ Z: q+ T, v9 R& D6 o
- font-weight: bold;
3 V& E0 H: w4 m+ r% I4 T - -webkit-transform: rotate(90deg);
# u8 x( H' w" v - transform: rotate(90deg);1 d# c3 {( C7 @- e( R' G
- top: -5px;# p) i+ z w, S4 k
- right: -15px;! t5 e2 N4 ^' ~
- }' [1 b$ u% M# ~& l
- .dropdown-menu {/ r- m! I; f2 T
- background-color: #ED3E44;
- j5 Q7 L/ B4 _3 N+ z% z - display: inline-block;
- Z- t+ _1 J2 K# I - text-align: right;& \* @6 _, z. E5 j
- position: absolute;7 b c/ q- x7 q% J3 |
- top: 2.5rem;
+ m/ i1 o! i8 D3 j - right: -10px;
5 S" c5 X, x' U# d - display: none;: U: U" x% Q2 p: ^4 S" v& a4 V
- opacity: 0;
* |6 \ [8 G( m4 Z I" M$ c - -webkit-transition: opacity 0.5s ease;1 H) y) d- Y0 N3 E6 T4 t
- transition: opacity 0.5s ease;
; s: d3 g3 y% s5 _ E; A6 n - width: 160px;
\& e. C$ p7 Q5 a& u - }
9 ?' @6 @1 s/ `3 W7 t - .dropdown-menu a {
1 T9 a4 n {6 q3 @- n7 p9 x" x - color: #fff;
' T, H# i' |# k - }4 y* @ k0 h+ [, _' n2 J. z; ]
- .dropdown-menu-item {
' P8 z0 R* U+ C a - cursor: pointer;% G! [( P* k4 i8 W! U7 h8 Q
- padding: 1em;
8 C- p& j8 E+ K( v# A9 P* M Q - text-align: center;
: f$ `# A9 u& o! y8 X+ J - }9 Z( L% j0 N* G# y; m' M# f2 @
- .dropdown-menu-item:hover {) u, J, L ?+ Q |: M' T- C4 m
- background-color: #eb272d;$ i1 [8 e+ S0 Q$ l8 ?. Q
- }
复制代码
# Y' S, K: M% L9 B- c- C, J5 }5 n6 \可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
P7 g1 d" W, G1 ] - <!-- Checkbox toggle -->; M; r1 v( _4 R, M; k7 |
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
" r& b) ~- L5 ~ ]3 Y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. }7 ^ q& _" z' ^/ T
- <!-- Content to toggle from www.mfbuluo.com-->6 I# B0 d. v9 m* R& u. Y$ ^
- <div role="toggle" class="toggle-content">
& d7 t% V- B# ~. P" Q( y; ?6 F4 f - BA-NA-NA-NA!
# h0 B# T& k5 p7 g* ` - </div>
6 ^( P+ ]9 n6 A- g0 \0 m. k - </div>
复制代码CSS代码内容如下: - .toggle {; E6 _' k- }7 J1 y
- margin: 0 auto;
( g2 {: C0 a$ V! S7 O5 d - max-width: 400px;# o T2 @1 U! [" `
- }
4 I- T# E: q, ?/ z! e* w - .toggle-label {+ R) x% B8 i" r, s0 v a2 b3 c" P
- font-size: 16px;
* V6 L' i' d v - background: #fff;# w/ M2 R1 A8 Q& E* o( d
- padding: 1em;
A/ Z( h* V8 P( f+ n) m - cursor: pointer;( N. H. I3 ~2 k }' v/ t0 K( u
- display: block;/ U& e. C. h C8 d' q$ z1 S) }
- margin: 0 auto 1em;
9 y* Z( `3 w" v! m' v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 ?3 q0 G* Q& P; s' p( P - border-radius: 4px;! f4 V h& R5 b* w# X
- }6 M, H! l$ Y& d0 d; t; a% y
- .toggle-label:after {
; j/ v# r: N$ v3 ] - color: #ED3E44;% o& J% ^5 [! h2 ~
- content: "+";! Z4 ` r6 d% s! S* l! m' R, p
- float: right;
* ~7 w! G0 @. B5 ~" V - font-weight: bold;; q8 D( l, _/ h" g
- }; u7 {! W# G$ K, K7 _( K6 K
- .toggle-content {3 R" U0 `. I0 L; s$ g* q/ S
- color: #B0B3C2;
2 `9 r2 A0 k5 q" {* `. \; H - font-family: monospace;
9 i% a, V% J/ o2 d/ ^ - font-size: 16px;1 M: Y; S- r3 Z9 j9 s
- margin-bottom: 1.5em;
7 w' O) \' U) t( b - padding: 1em;
8 ^4 X- @1 ?: ^5 d( o* e - }. S( W+ W+ l) |2 z) V2 ~6 i8 F
- .toggle-input {
% ?* K' F' e7 c) ~) @6 c - display: none;
& X: w, S7 } f7 T3 s4 }" N - }
) h7 ^1 G7 z5 F6 l - .toggle-input:not(checked) ~ .toggle-content {) U9 M. q1 h! B X; v) E5 n) j
- display: none;
! c3 o C/ |5 K- W. s! H2 [ - }
( v0 @4 w# X. h, ^$ ^4 F% f - .toggle-input:checked ~ .toggle-content {3 o' ~% R) S$ A* W. G: d* [
- display: block;
" [; n& |3 v/ e3 y4 x - }! \7 y" b" O% V6 [8 H" l( a
- .toggle-input:checked ~ .toggle-label:after {
6 Q* O( l$ g& N" t* t+ y - content: "-";
8 P7 `. d3 O! G, { - }
复制代码 ( S6 r& U& [( ^
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