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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!">
) T! E% i$ I8 Z# G/ i - Label for your tooltip
( _8 N) S$ D! h! S! t# K0 ^ - </span>
复制代码CSS代码: - .tooltip-toggle { Z8 @! y6 H! j0 o) o) _0 p4 x( f
- cursor: pointer;# }$ Z) C* R8 N y2 R+ E3 d; W( T
- position: relative;
7 Q& O3 l5 B# i0 q' Q - }
- m* J; G! z: {% [2 X& T- i - .tooltip-toggle svg {9 }" h- ~" e5 m) x" U# Y, v0 | E: c- B
- height: 18px;
9 H6 g1 |. H9 f& ]7 z - width: 18px;
& `4 V; o6 z! d/ w. c - padding-right: 0.5rem;5 c5 g3 ` S3 w( U, V! b/ g
- }
1 B6 ^0 T+ n) K2 R7 d - .tooltip-toggle::before {+ K% d0 b! C" r
- position: absolute;0 e3 f9 \2 \7 o! K. A ?- M
- top: -80px;
8 j; {$ T- A! Y7 d( O+ Z - left: -80px;
! R' h0 M4 P* k N4 e4 P - background-color: #2B222A;
% \: a9 D/ m4 a! n6 Q - border-radius: 5px; R" i: V& q" n9 r. n
- color: #fff;
8 ]- \, x# U& \ - content: attr(data-tooltip);5 p. E s* ^: o+ q) C0 [ N$ |- w
- padding: 1rem;
7 ?9 [' K3 _0 c2 r7 s8 l - text-transform: none;
' Z( z( J1 ?& d+ V - -webkit-transition: all 0.5s ease;+ V( p/ R6 L3 f! s" g% \/ C
- transition: all 0.5s ease;7 d3 P. F# s' c' l$ c z$ l& o
- width: 160px;5 F: g/ ~3 V, y& q
- }6 Q( A9 i9 c" G
- .tooltip-toggle::after {
: @0 k5 P+ r' l' a8 {+ ~* q - position: absolute;7 t Z/ Q, m7 u; _( y
- top: -12px;2 ^' p7 H7 t3 X) E
- left: 9px;
, E$ [& E! [3 {5 d/ S - border-left: 5px solid transparent; q9 F; w b2 Q1 n: \; A' n+ k
- border-right: 5px solid transparent;% a0 @! c! \7 \7 M% _' f9 l
- border-top: 5px solid #2B222A;3 t) v. u/ n9 N3 |
- content: " ";
7 e. r/ p. j/ ^5 H( d5 o - font-size: 0;' o' B. O7 o% p4 H' n
- line-height: 0;2 O! p; O' X2 J8 ^
- margin-left: -5px;
9 f9 v1 a6 ^6 v! { n& E - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
3 q" r d6 ~- P6 J - color: #efefef;1 \5 E+ `2 G0 b4 U" o
- font-family: monospace;
1 |9 P \7 | o' N5 u - font-size: 16px;
- A. \* r$ f8 [& H - opacity: 0;+ O% l( E. i( d
- pointer-events: none;
3 _" v' J" C1 @+ k* h- I - text-align: center;
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0 V7 @0 d( _8 Z% d$ O - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 p+ d( E4 u5 g; @+ A% T! e: q - opacity: 1;. K4 t8 Z9 V# J- D {+ k
- -webkit-transition: all 0.75s ease;
2 q5 P0 V- x1 R. M: e7 Z+ U - transition: all 0.75s ease;
7 _ }& s F- N+ s) i" | - }
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">
& O9 X1 ~( j% z4 S - <ul class="nav-items">
1 N) s+ J) Q1 C# L2 Y - <!-- Navigation -->& n8 E7 I' @% v0 ~) B) W
- <li class="nav-item"><a href="#">Home</a></li>
`; V0 W/ o" j5 h - <li class="nav-item"><a href="#">About</a></li>
' O' ~& ]9 q: T) ^7 d - <li class="nav-item"><a href="#">Contact</a></li>
! u; C0 K7 p7 G5 Y: U Z - <!-- Dropdown menu -->6 ]( C6 l3 i+ z; e8 U
- <li class="nav-item nav-item-dropdown">- n1 o; N% L& E% } ^6 C( p
- <a class="dropdown-trigger" href="#">Settings</a>2 Q1 u; D; G, g+ ?* R2 d$ J
- <ul class="dropdown-menu">! ^; C9 {' x! V
- <li class="dropdown-menu-item">
& G% _5 V O- H. s* J' H7 a - <a href="#">Dropdown Item 1</a>- S; z8 D( P7 D6 V+ N' W
- </li>
$ j; e8 I& y, M0 j9 [& k - <li class="dropdown-menu-item">& p1 J" c" o2 T; J6 B( G
- <a href="#">Dropdown Item 2</a>5 S6 t4 c; l. N, F6 T+ s
- </li>+ U R$ V' V. e1 B# Q2 @: f+ o
- <li class="dropdown-menu-item">
- F- N+ Q$ }4 x+ y7 A5 q - <a href="#">Dropdown Item 3</a>
4 C a( K* w1 x - </li>0 B& A: C8 ^- _. k: H0 ^ ?# F4 b- {
- </ul>
' [3 s# K: Q5 H6 d4 @: y4 v - </li>3 |) n. \$ u/ @* `: C4 l: A
- </ul>
% N) X) k Z7 r1 g" |; l* J7 F6 M - </div>
复制代码对应的CSS代码如下: - .nav-container {
/ f) a- F5 t9 A; B' x - background-color: #fff;9 l2 O3 l5 L* t' \8 r+ v! L- m
- border-radius: 4px;- M6 C8 P: k3 y# Z' t$ ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' P# Z9 Y# z1 {$ l
- padding: 1em;
8 E5 j6 M- x& n( @4 g, h - border: 1px solid #eee;( p+ o0 b/ t( N. x) k/ X3 o) L
- display: block;) F" E9 V1 S; z
- max-width: 400px;
, o* `. r0 X% N6 G/ x, [ - margin: 0 auto;: r+ m/ k1 Z2 p# C- ?3 Q
- text-align: center;& F, {2 L# Q3 |$ Y0 {
- }' }& m! |9 T! D* ]$ _
- ul,6 G3 B- d* R, `/ f' m) d
- li {
6 J; X) ]" a4 k - list-style: none;, l" e' ^: R! x+ c% L
- -webkit-padding-start: 0;
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( o7 W/ O* P" E3 O/ a: ^0 u; X - text-decoration: none;* N) G, @$ s! Z* ~
- color: #ED3E44;7 Z9 @9 v, J8 d9 W+ f# ]
- }
+ ]# c/ g2 H% V! n: F9 P+ [, p% \ - .nav-item {
% ]! P( w7 ?( J; B. d - padding: 1em;
' ~ n3 ]# ]- M) B: C- F* i - display: inline;
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- .nav-item-dropdown {7 N4 D# Q' V4 G
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {$ Q: V' H) t- W# c0 z" ]& L
- display: block;
) s& z# c. t1 C5 j. A1 u0 I - opacity: 1;( T8 g7 q3 ?( z9 N
- }
& u, H% w5 p' y) f4 q7 e - .dropdown-trigger {! X/ W4 [6 ~( y
- position: relative;, z; ?+ f1 X, `1 g. o; B
- }+ H" X3 {! V! H- l5 y
- .dropdown-trigger:focus + .dropdown-menu {3 ^6 l0 `2 W: _) `( u0 p
- display: block;$ w' q" H3 y) o$ p0 u9 `
- opacity: 1;
* n# `* H4 k1 X4 w6 N - }
) @7 @1 U- g+ C - .dropdown-trigger::after {
; J& B" P0 t& P3 d" B - content: "›";; E7 A/ s& @$ t ^/ \+ o% R7 g
- position: absolute;
/ ~2 y/ K; F) J3 X$ w9 j - color: #ED3E44;
) }3 A. p6 f O+ f; S - font-size: 24px;
( P v2 |+ ]# s S$ q G( o - font-weight: bold;% t2 ]! P+ Q% \$ d- ~& G
- -webkit-transform: rotate(90deg);6 F) A( V6 M1 V* @" E$ n/ D, c
- transform: rotate(90deg);0 `0 d; Z; h2 c
- top: -5px;
7 j! V- _. p% O! w0 q9 g: ^ - right: -15px;
! K F7 j, V8 t* \! ^& P* J - }1 K% Y5 ^' Q& S; p9 _$ M# \. ~
- .dropdown-menu {' E3 U M& l0 n" z( w' j( \
- background-color: #ED3E44;* C2 f0 g9 S8 S$ z% g% e2 t
- display: inline-block;
" x- W. y6 I( q' W4 t( I* A+ o" B( t0 ? - text-align: right;+ A2 l3 S2 i& m# c i
- position: absolute;
, d6 s J$ P) S" x; K, b+ A6 x - top: 2.5rem;
- J% T1 w% l( ]: Q$ f' o1 U - right: -10px;
V) C. }( ?& M - display: none;, @! Z4 u* A7 R. N& x- j
- opacity: 0;
H! U+ c$ W/ R( m( f6 g - -webkit-transition: opacity 0.5s ease;
/ F0 S7 r: H' R* M& k. P) ` - transition: opacity 0.5s ease;, S" w: {7 f0 [8 s5 M
- width: 160px;- o6 l! B! e' y; _: ]/ u" H% g! J
- }
: I8 M8 y) |3 @3 _; ? - .dropdown-menu a {2 P! e, I; Q3 h/ h/ f
- color: #fff;% V* Q$ @/ ^4 _
- }5 _" a8 k/ P- _% `3 z
- .dropdown-menu-item {4 W, Z6 f0 P6 X9 b$ t( t; |3 w
- cursor: pointer;$ ?+ d. S6 U+ t) p
- padding: 1em;+ z& A5 r8 R) ^: i. G
- text-align: center;5 g; Q, p* n! n( @6 Z
- }7 ~$ ?5 ~6 A$ P& R+ G4 q+ W
- .dropdown-menu-item:hover {7 P" G, p7 Q3 o: Y
- background-color: #eb272d;
, j, H0 V) P$ b7 o! y8 F5 { - }
复制代码
" h: A$ A1 k- B% L. N9 N4 _可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">+ @& N5 G6 N+ i+ E3 D
- <!-- Checkbox toggle -->
' T: ^5 i9 a& ~9 B - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* F# S3 e: J. r - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; h! m! A7 S9 j, x: ^# t, I
- <!-- Content to toggle from www.mfbuluo.com-->
2 F. Z- m. o4 p2 r& B - <div role="toggle" class="toggle-content">/ Q/ b$ Y3 u; I$ G9 S; j. x
- BA-NA-NA-NA!" ]: @6 n3 _. }% n$ D1 H/ Y! e
- </div>$ b9 A. v& E9 `/ c# n
- </div>
复制代码CSS代码内容如下: - .toggle {! e* \+ V" I" C6 Z: b
- margin: 0 auto;
& F+ W, g8 ~8 l; m0 P - max-width: 400px;
, j& Z! f) R9 h5 s6 { - }1 J O" N! l4 ]3 i
- .toggle-label {# j# H) A8 v" A, _5 Y* r; P. k9 O
- font-size: 16px;
$ c9 a/ m# y/ h# j' W: \) q+ O/ F - background: #fff;( n& ~; X% b) w( S; K S$ F L! V
- padding: 1em;
( `& Q4 C; V* k$ f+ G - cursor: pointer;2 X, s7 i) O0 Q5 Z8 B
- display: block;
1 c7 @: S J# I5 a+ A - margin: 0 auto 1em;
0 a/ s, H! {# ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ w. F+ a# Y$ s" H7 I - border-radius: 4px;
( @7 B6 d7 |, u- ?+ O8 b - }
# v4 y9 c! K' k$ ?4 y2 L - .toggle-label:after {
7 Z2 B R6 u2 N/ N# N2 F - color: #ED3E44;3 c ~4 U( N& F) s/ |+ F+ l
- content: "+";
4 Q# M% L$ O9 g - float: right;! n% G \* k% X
- font-weight: bold;
7 Y( g* @0 p0 L# } - }
! L4 }- f F, Y8 k3 n' S1 S) x - .toggle-content {
- b. s: ]" q% W) S - color: #B0B3C2;
t5 y! b/ N x - font-family: monospace;
: l# S( R4 ], i. i9 z - font-size: 16px;
; G" {! c9 g: I' D - margin-bottom: 1.5em;7 Q# ~( x# b; z% K
- padding: 1em;- ^) j% i B! F& t2 F
- }
7 u9 Q. s1 d; d& T - .toggle-input {" L+ l9 I3 U0 B2 Y
- display: none;1 X" D# A/ D/ ]9 q& t( L0 \$ e
- }
/ T/ L1 }* t$ _$ o) _8 w - .toggle-input:not(checked) ~ .toggle-content {
/ G# y* m+ @% b - display: none;
4 B$ H7 o* O* d- C' e9 d9 d - }& X) D# |, h3 `% i: H/ Z5 q
- .toggle-input:checked ~ .toggle-content {( ]8 _0 F, r: ]7 k& y4 t! R% ] ]
- display: block;* L$ b. W' {1 y: t4 j/ b i3 E
- }6 s" w: _" o) H0 D" m2 w: q
- .toggle-input:checked ~ .toggle-label:after {( W. p# ?. x @5 i0 U% o' J
- content: "-";
& m; J3 }& w; v - }
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