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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!">) Q( H; ^6 V/ v2 z" k' @& d
- Label for your tooltip* |8 n8 y4 z) k* ]% D
- </span>
复制代码CSS代码: - .tooltip-toggle {
h3 N, o- V( _" J. P( T7 j - cursor: pointer;3 M* T, I4 |6 q2 G8 @2 v) z f& H d
- position: relative;0 J( S* E3 Q- U
- }1 G: W5 [, S4 E1 h0 P
- .tooltip-toggle svg {
4 u* _- z$ t* Y" U - height: 18px;+ F3 \! N* ?- h% T, [
- width: 18px;
- R" y: u. L! H4 U - padding-right: 0.5rem;
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- .tooltip-toggle::before {" A. F! v; ~3 P" ~* A7 c/ V
- position: absolute;
+ u$ H/ H+ n8 G7 S - top: -80px;, i; K3 q( e5 o5 O) r
- left: -80px;# M3 @; D, ]9 }/ l2 F' z8 O% w
- background-color: #2B222A;
3 b1 `; F5 ]- k3 x - border-radius: 5px;0 q: \) S* }: q1 c
- color: #fff;
9 @% ?$ p' K) H) V' \ - content: attr(data-tooltip);
- k; `4 g9 @. H* O8 `5 E - padding: 1rem;
# G: v% N1 H; w+ \. O) z - text-transform: none;& b1 i5 `" i8 d( H0 U m5 U. @
- -webkit-transition: all 0.5s ease;! a' I4 S% ?0 O3 {
- transition: all 0.5s ease;- e$ f5 j% d' S* c
- width: 160px;
9 }. u6 e' b; l% z3 o - }
7 ?( U. \4 |+ X% O* t% [ - .tooltip-toggle::after {$ y( D$ k! l: O
- position: absolute;& {/ y( k. c! r! i y1 m
- top: -12px;: {& P$ `3 V5 Z4 T! J3 O' o) C
- left: 9px;0 @' D6 M% X$ L. h- ]' l) K. Y
- border-left: 5px solid transparent;- a" q [2 r. s4 T/ ]/ f R
- border-right: 5px solid transparent;
p, U+ {( l( C+ @: |6 t$ X' Z - border-top: 5px solid #2B222A;# E5 j a i% @: V2 o
- content: " ";& u: B/ c+ d- n! L1 ~0 S" x& }
- font-size: 0;, Q: v5 X; G1 V* f5 `' N; G% A3 i
- line-height: 0;
" H) z& q% ], W4 C' J, {$ L - margin-left: -5px;- q" @( ^. K6 R. R: t' d
- width: 0;
# s' J: J5 S) e - }2 h- Y7 Z3 F' r( B) {
- .tooltip-toggle::before, .tooltip-toggle::after {
( x2 Z7 m& n, Y+ b- j. Z - color: #efefef;% K3 f/ W; ]* {4 T6 J' W/ K: V4 w
- font-family: monospace;# _4 a: r8 g: g+ x7 N( j y9 y
- font-size: 16px;
' p4 _. ~. k! I) Z - opacity: 0;7 h" s3 a! j' Q
- pointer-events: none;% a7 r) h& @! F* w4 ^' r1 X
- text-align: center;! B( l% s8 V6 V- H! W
- }
. e `+ D2 i* [+ U - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' G k- ^) A% c* H - opacity: 1;
% o' z8 {, Q5 J) P: P" Q) a+ ` - -webkit-transition: all 0.75s ease;
4 A' [! y [* { - transition: all 0.75s ease;7 V9 | E; N3 j/ [6 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">
" I) t' w* n1 E# R7 N- T; ~ - <ul class="nav-items">
" {; b( q( s8 o" n - <!-- Navigation -->- v# ?5 ]( r0 ]* }
- <li class="nav-item"><a href="#">Home</a></li>0 u8 ]; q+ \, G+ u8 Q
- <li class="nav-item"><a href="#">About</a></li>
: \% T/ v7 }! {. L3 K - <li class="nav-item"><a href="#">Contact</a></li>
0 I7 e0 S2 }& f" }* Q4 h; m8 J - <!-- Dropdown menu -->
! f8 u4 Z1 W2 Y' S8 g8 b2 r - <li class="nav-item nav-item-dropdown">- h; R4 ~; n1 i! f) I+ f
- <a class="dropdown-trigger" href="#">Settings</a>
/ v4 s4 U) p' h - <ul class="dropdown-menu">$ B; i% j; {& m1 i! L
- <li class="dropdown-menu-item">
% g2 s' X% V: q- m& d1 { - <a href="#">Dropdown Item 1</a># j* J$ Q5 g: T! e3 O
- </li>
. c& ^* ]' |: S - <li class="dropdown-menu-item">
+ l2 S! E- n# f8 `9 m# ?4 E2 I - <a href="#">Dropdown Item 2</a>
4 }' h7 U8 u4 X5 s - </li>
9 ~3 a B. I# B$ r. W1 ~9 f# c - <li class="dropdown-menu-item">
: ^" q. k E2 e0 C; }) X j - <a href="#">Dropdown Item 3</a>
$ V, m1 D/ x" V7 T- i- }; b# W; f% t7 ?8 N - </li>9 V& t6 v, \& ]) N0 B! G5 o: A
- </ul>4 K/ o* b7 ^/ P8 A$ V& E @; A
- </li>
* T: ?; B5 K8 [ - </ul>
2 a: F( j. Y+ t8 ^* R8 E - </div>
复制代码对应的CSS代码如下: - .nav-container {
3 B' l* g0 Y1 |* T& U- V0 x - background-color: #fff;$ W- r: J0 i3 w* |, a
- border-radius: 4px;% ~. i' l% w) j' _7 X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: P6 @2 g u) c0 B6 I9 k" ^# o: [% K - padding: 1em;
5 H* f% R( K9 a+ a8 s - border: 1px solid #eee;$ K1 N' \$ a! m ?4 r' b
- display: block;
* S v) ~2 i+ }# B2 k7 a - max-width: 400px;
9 G% x; j$ G+ R - margin: 0 auto;: h, c- Y* i7 {9 z Z, K- m
- text-align: center;
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- ul,
3 j- A# P( x! j3 ^& C" V$ e - li {
6 x# T% |' |6 J' n, @ - list-style: none;* @2 u* T3 X& p" _$ [1 B
- -webkit-padding-start: 0;
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- a {) q& o( } `# e- k2 h0 B
- text-decoration: none;$ s+ n Y- n. W3 B* T+ N7 R% S4 I
- color: #ED3E44;
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- .nav-item { s* y4 z$ [7 J5 d
- padding: 1em;
8 w Y2 }. x, ~# w: f - display: inline;: e. f, c( L7 u" Y, ?
- }" t! X) q( d5 k/ h
- .nav-item-dropdown {
$ [) Z1 u: ~* b8 _ - position: relative;( H1 q& w0 @' s) e) G. z S
- }
( q9 d' P& l5 d - .nav-item-dropdown:hover > .dropdown-menu {
/ u. n2 f! ]% h% R4 D2 K$ }, Y - display: block;
# s5 L2 B/ X' h% v7 Q - opacity: 1;
/ h5 c" g' [. `# o' h - }
* L) L4 U5 J. L$ c3 c - .dropdown-trigger {
/ [0 r; U3 P) H+ _ - position: relative;
; w% V5 S2 i: g4 k7 V - }
# \ i6 ^* A6 J% g - .dropdown-trigger:focus + .dropdown-menu {5 @5 }* }7 E" Z U
- display: block;* h7 g6 u( t$ M3 R) h; N
- opacity: 1;0 x: \' [ |2 F& @: Q; r
- }
7 O- C- F/ ~6 `7 D, \8 U! ]; P; a- { - .dropdown-trigger::after {
9 L% @* z" ?5 Q$ Q; O7 |, C7 @ - content: "›";
0 I/ L- w/ m4 J4 f, C - position: absolute;, L) p4 l0 `2 ]2 `
- color: #ED3E44;
1 V) n4 I9 `- V7 p. a/ X: b - font-size: 24px;% k( J2 z: P8 \ d
- font-weight: bold;
! K* ]6 S% W5 z( ^/ w - -webkit-transform: rotate(90deg);
' F5 T1 P# S8 U - transform: rotate(90deg);
' A3 C0 f F" y" @( b2 D0 E8 G - top: -5px;' q9 m6 a8 B, Q$ i Q
- right: -15px;
/ Y% s S3 }7 O. h E- c - }
" N) \0 ~/ f2 n7 \" T* E! o0 \ - .dropdown-menu {6 f, F2 X( _9 \$ B7 r( K
- background-color: #ED3E44;9 ]% @. X- ^" s" c* d7 \8 e
- display: inline-block;
3 R& b# ?% J! x1 L, J- j - text-align: right;
" j/ v, P8 f! @3 [- \ - position: absolute;: ]' [" S* {* T) e
- top: 2.5rem;; P+ D+ j( M! j7 {* c. A
- right: -10px;
( P5 p8 e: s! j - display: none;3 M0 i" R- K' r( i- U/ u
- opacity: 0;
|0 Y* e* u0 R2 i - -webkit-transition: opacity 0.5s ease;/ z7 ?' @, T2 s
- transition: opacity 0.5s ease;
5 k9 o' Q$ T X) I - width: 160px;
1 r. P0 N" E Q( | - }
: R7 ] ?/ i" I# p z - .dropdown-menu a {
) H/ n+ p; G. M0 e$ x' v8 M7 G - color: #fff;
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- .dropdown-menu-item {/ g& k. z; o$ c6 u1 F% X' w$ C- A
- cursor: pointer;
}& K& ]) ]$ Q5 C - padding: 1em;( r( n2 n9 u+ w) ]$ M3 {* x
- text-align: center;7 c8 q) Q2 K# {7 f( J$ K( L
- }
3 h# K( q1 ^0 I - .dropdown-menu-item:hover {+ I! K3 }( o$ b. q) ^" z, s# [
- background-color: #eb272d;0 U6 w9 i8 B/ |- ]6 R' W
- }
复制代码 * H# y. `6 p7 F6 z N1 \2 t6 f
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
3 l6 D9 e' F$ n# a- S, Q/ G* m - <!-- Checkbox toggle -->
2 |# Z; w" T& h9 Y1 @ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- g3 O0 T9 g/ X6 H% p - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 J9 o/ ~& g, J( v5 A- H! q8 k - <!-- Content to toggle from www.mfbuluo.com-->) e7 P& O) J9 h. R: X
- <div role="toggle" class="toggle-content">
. U, O$ S, s4 x# D - BA-NA-NA-NA!8 v) p4 f% F# p- D+ R" i
- </div>) Z |; a" ^5 \/ A* T- R1 X
- </div>
复制代码CSS代码内容如下: - .toggle {* H( R; S& n) X0 t
- margin: 0 auto;
2 Y" K, z6 E n - max-width: 400px;( g- R7 i( r3 L2 _/ X
- }+ o( X$ T6 W, @ M6 Z0 W
- .toggle-label {
2 x1 J) z( e8 ^: i - font-size: 16px;$ @- ~. D3 R5 P
- background: #fff;! g$ t- e9 \4 ] W: u
- padding: 1em;# ~" j4 n- R8 s+ R8 G
- cursor: pointer;9 b8 Z/ G+ T1 }5 B4 H* P
- display: block;
4 b6 M8 A% L+ j" e* n5 v" c) L - margin: 0 auto 1em;$ M; a1 ]5 e3 O; Q4 O% u& H
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. M$ A6 V! I7 N3 R9 M% k" t1 w8 r - border-radius: 4px;' q' R9 D2 B$ _
- }: R0 C6 g0 v7 M; z; |& q g* B
- .toggle-label:after {: ?" D$ z. ~: d7 Y* Q O
- color: #ED3E44;" H6 t! B& U O3 E9 O
- content: "+";% l+ Y5 Z) K2 ~% j: t$ V+ q
- float: right;
T7 q) m. P7 Q8 W - font-weight: bold;& K- s2 f, a, ^' O
- }7 |% h0 t. Y2 x5 g g
- .toggle-content {
0 }: I1 R9 O/ P q - color: #B0B3C2;
: V2 r# C8 j* L5 r - font-family: monospace;
7 R% G5 L( e% `$ N$ { - font-size: 16px;/ t& @& r+ N/ e& h% d2 C
- margin-bottom: 1.5em;4 M8 V. ~8 }, ?# X
- padding: 1em;& m+ i3 l- M- b. v5 G' J! ?: U
- }
: R2 B4 }8 D6 x, O2 \ - .toggle-input {
6 o$ {+ y) A5 d# o' S* U9 ] - display: none;
0 ~- u& `' l' r - }
3 ~( S' k9 |0 G9 f - .toggle-input:not(checked) ~ .toggle-content {
g. H! M& e; C% k0 c; u8 D - display: none;
0 S$ @/ l9 N( |: \* O$ v, g - }
8 m' ]& j7 C7 R - .toggle-input:checked ~ .toggle-content {
2 ~4 w! B$ k) _0 ] - display: block;
\( o* F3 y7 e/ ] U9 D( s& } - }' c: N. h( [$ J+ q
- .toggle-input:checked ~ .toggle-label:after {9 i* \, w# Q* S( _* r
- content: "-";! d6 ~7 { i/ B5 e1 {
- }
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