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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!">
, p/ L5 a9 a9 N. m S - Label for your tooltip5 }" R7 Z. n/ _* n+ v+ _
- </span>
复制代码CSS代码: - .tooltip-toggle {
+ L7 ?" N8 e7 n8 Z; c% j& o& o - cursor: pointer;
# Q- k; D9 ^9 Y$ s' j) [ - position: relative;
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- .tooltip-toggle svg {. n- d: n2 x% \ U P; I1 U) e
- height: 18px;+ `1 a; D5 j: @4 i0 _) o
- width: 18px;+ n/ s2 L3 K* e5 H: q6 q8 u9 n
- padding-right: 0.5rem;
' ] g( T P+ r) h. } - }
" z; M% z* R3 m; \ - .tooltip-toggle::before {& [7 ^6 e& K$ C" g# Z: K4 f( f& G
- position: absolute;
. [6 E2 ]& J1 [/ ^& e: m - top: -80px;0 l# ]/ r8 ~4 t1 V" }& v ?
- left: -80px;: k& j2 m" a; I9 Y
- background-color: #2B222A;5 I. A' o5 V! J5 L4 F
- border-radius: 5px;
1 w$ k( R2 b% I - color: #fff;
4 m. o; p" k$ H2 | - content: attr(data-tooltip);
0 j0 k& o/ t2 i* ^* [6 F - padding: 1rem;# D3 v* J# m& e9 s
- text-transform: none;
& M& `. k7 ]) f' y5 F% } - -webkit-transition: all 0.5s ease;
* `6 e' o2 w* S% n, ~ - transition: all 0.5s ease;5 H$ g! `8 V/ A" F1 L
- width: 160px;
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- .tooltip-toggle::after {
1 y. A- B3 Z H8 _0 q1 r% W! b - position: absolute;& H w3 @0 o$ L
- top: -12px;
. G1 Z Q' Z, s$ X r - left: 9px;3 s' c7 C0 i( b" ?+ U2 V
- border-left: 5px solid transparent;
& a3 ~& w! S* L9 z - border-right: 5px solid transparent;. s! w! m4 O5 W6 S! E; Z
- border-top: 5px solid #2B222A;! p+ _! D1 G$ _+ b- m
- content: " ";- @! C) b! |( W. c( d
- font-size: 0;
. N. t _, q( L - line-height: 0;
& q5 E+ W: g- P' D - margin-left: -5px;
% _- A8 R- S: p+ }* F9 B8 Q - width: 0;2 o# [- N* Q/ _
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- .tooltip-toggle::before, .tooltip-toggle::after {4 O: I1 c5 w% e/ T3 z
- color: #efefef;
4 M/ |- K6 |2 U - font-family: monospace; u E6 E& [4 g- f. [. N4 w
- font-size: 16px;4 ~2 G$ V) o; C# N+ r
- opacity: 0;
- R% ?; S Y! F# j" g o+ | - pointer-events: none;( I+ \. M: T, {5 P# T$ I
- text-align: center;" M: P; d+ r2 |% D: U# H& j, m2 s
- }
( l/ ^, [% ?" u0 v - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' b& l% ^( p7 Y; Y- J: I5 `, e - opacity: 1;
( `, T# z! ]* q9 I! o - -webkit-transition: all 0.75s ease;
' R- t/ c3 ^8 A - transition: all 0.75s ease;
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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">1 v6 Z, x/ p* c8 Y6 b& W4 R
- <ul class="nav-items">( t U' n3 ^1 @ c& c
- <!-- Navigation -->
) ]6 \) q; R5 O! B, `9 e" l - <li class="nav-item"><a href="#">Home</a></li>
9 f7 c9 m2 O3 h, j, t! j/ p0 L: p - <li class="nav-item"><a href="#">About</a></li>
5 j. T! k& _! l3 r# W - <li class="nav-item"><a href="#">Contact</a></li>, E$ @5 F3 f* f: w/ E! o
- <!-- Dropdown menu -->
* E4 ]7 b7 a4 M4 Z+ K& C! Y - <li class="nav-item nav-item-dropdown">, o1 t+ Y; I' ?" G! i3 v r
- <a class="dropdown-trigger" href="#">Settings</a>; ]1 r2 v. j# w6 a7 Q
- <ul class="dropdown-menu">
0 ]; R0 [; X) J3 {- l - <li class="dropdown-menu-item">& n9 x. _% p: J* q% ]9 |1 T
- <a href="#">Dropdown Item 1</a>: K: L2 F. ]# A2 W4 m
- </li>
8 Z2 R: G; K' s: ~8 j7 ~ - <li class="dropdown-menu-item">' s3 Q+ @1 x' r9 u' P2 T
- <a href="#">Dropdown Item 2</a>
& ` y1 C+ Z5 k' z: D - </li>& t$ _0 Z) c9 B; a+ Y/ b5 U- {& K
- <li class="dropdown-menu-item">
' m3 ]8 C0 g1 h5 y) X! E$ c - <a href="#">Dropdown Item 3</a>
! n9 j0 F1 G1 E% V# s* O9 \; L# e6 b7 J9 o - </li>+ W9 o* l6 [5 R. f; ]* J
- </ul>' V, R1 e. _0 t! E) t
- </li>
' }# c; }, d8 I# P) b, Q - </ul>
+ q- J5 {& }# i6 X - </div>
复制代码对应的CSS代码如下: - .nav-container {7 y6 F/ R1 |# J+ K/ J
- background-color: #fff;
1 t, t& ?* J4 B0 y - border-radius: 4px;0 X/ G7 A5 M( I+ G
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) }7 o M% V$ q6 ~4 P# I- \* ? - padding: 1em;
: f9 ?- p. ~% a& T+ }8 ` - border: 1px solid #eee;
! N) `, h1 d$ N: K& z6 v5 W - display: block;
3 Z; @2 o7 m% O9 R - max-width: 400px;
2 e& q' _9 h: u0 \, i - margin: 0 auto;& S# J7 ~6 `3 b l7 k7 I3 `
- text-align: center;
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- li {
/ s9 Y: t5 ~& W+ Q7 n p - list-style: none;
' G& H. n- R L+ B5 j - -webkit-padding-start: 0;
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- text-decoration: none;
" n9 L' d! |+ ?. \: B - color: #ED3E44;- x9 N: n7 O# h* `2 g" K; e' H% x: o
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- .nav-item {
: ]! M! X' ^- T% z" k" B9 C% m - padding: 1em;! ]: m- R, ^; m( [/ `$ {
- display: inline;) y1 o+ m5 @/ S( z: U* H
- }
6 W0 L/ q) f1 u* N' C - .nav-item-dropdown {# R8 |. ]# N" k; s: [
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {' g/ T; a4 K) V4 b, @ _# W! Y
- display: block;
% J/ Q* a( z! l; E8 _5 t - opacity: 1;
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) `" c! y# j4 b3 q M" G: C - .dropdown-trigger {/ e* Y2 u! m9 ^' o8 m5 x
- position: relative; S6 J; s6 e% x' o2 q; Z4 k
- }" d! [/ U2 j( P7 x: R
- .dropdown-trigger:focus + .dropdown-menu {$ j9 j- D: e8 o
- display: block;* N0 S- S8 Z0 L% y! Z8 Q
- opacity: 1;
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c' S4 Z2 ?+ u1 k - .dropdown-trigger::after {) Y6 S8 F/ c2 h! ]( h* |$ ]5 ~, _
- content: "›";
& u) Q/ T% `3 K - position: absolute;: {& U( {9 C2 }
- color: #ED3E44;
2 E; D9 Y* H. U3 e - font-size: 24px;- R3 x' c& t: ^6 C- F5 ~9 p
- font-weight: bold;; P! x5 a. i% y" F5 |8 |. R
- -webkit-transform: rotate(90deg);
/ ^8 n) j _6 A8 e- b - transform: rotate(90deg);3 D5 ]& m6 {! \6 h. }
- top: -5px;: l: h5 N4 J: L, o8 i- B6 ?
- right: -15px;
% C8 r! r; t9 u& k8 X O - }
0 k% {: R! B% \( i, g6 y - .dropdown-menu {* f. K8 e! U$ @/ u9 @/ T/ x
- background-color: #ED3E44;' c2 ]+ k7 u* |- R8 ?% y. J9 A
- display: inline-block;
$ z* E" F& [* s* |3 a - text-align: right;
: x8 T* T9 S M4 j, K, O - position: absolute;
1 W o9 A( N+ b4 ^. E L - top: 2.5rem;5 a/ A6 Y. q- w6 v; v
- right: -10px;
, x; a7 `* o" t4 j$ ]9 K0 T; Z: | - display: none;. t; o; u& P; G2 ?8 C
- opacity: 0;
K% G# }2 x) ]/ Z - -webkit-transition: opacity 0.5s ease;" P% N, c4 Q: Q$ }& e/ |7 B
- transition: opacity 0.5s ease;- f+ C. j" Z" r. E) N# r$ Z8 q
- width: 160px;
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- .dropdown-menu a {. A- x+ d* Y5 B5 v% c1 n. [
- color: #fff;
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- .dropdown-menu-item {: Y1 j/ z1 O4 W/ z1 `$ {
- cursor: pointer;
' r0 e4 Y2 E- t+ ~ - padding: 1em;
" g2 {$ B/ N: a; Q% N - text-align: center;
8 R( O# q5 i* W3 C - }
) @' |+ c# d# X: W; [ - .dropdown-menu-item:hover {+ r, B- m1 Q f0 ?$ R0 q
- background-color: #eb272d;) J6 P7 ?4 T1 D2 l, R! Z
- }
复制代码
, |! i4 r, n8 V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 K7 `' w- Z; I - <!-- Checkbox toggle -->
( g7 |' v* I' }5 V0 r3 C - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, M* l$ t# Z+ [/ b; Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* n$ n8 d0 A# q+ x; U- [& s
- <!-- Content to toggle from www.mfbuluo.com-->- d2 I0 u: N, n e' c, L, h0 p; e/ P
- <div role="toggle" class="toggle-content">
# m* k& G" t" `9 a5 X; ^& v& o - BA-NA-NA-NA!# R- `# q, Y0 }
- </div>
! @! A G6 H" a" L0 p3 @6 z - </div>
复制代码CSS代码内容如下: - .toggle {! N. D3 J( X. n6 s2 B9 E& K
- margin: 0 auto;
7 g M X9 F' v2 N - max-width: 400px;; O8 s, r* J& j+ Z
- }: _! v' q. p+ i
- .toggle-label {# D) L! w8 M# r2 C( @
- font-size: 16px;2 C3 `) i0 m3 f/ J
- background: #fff;" N# Z9 L$ J/ ] R) e ^( P7 _
- padding: 1em;4 V1 l4 z/ T5 c8 e. \& \5 O6 q
- cursor: pointer;
3 f. ~) E; h. |0 h5 o! x1 C# ?( | - display: block;9 F4 z5 x$ V7 y' J0 n
- margin: 0 auto 1em;
; F$ M, q5 X' x0 Y- } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ ]/ j r% I0 _6 E" `: ?
- border-radius: 4px;
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- .toggle-label:after {3 [1 R9 v- _) {; s& e$ ~
- color: #ED3E44;0 Q5 j5 h8 \7 X' E8 P: ?
- content: "+";. l: d- \$ ?( W
- float: right;/ A( s4 ~7 e1 D$ h
- font-weight: bold;
# s; w) s. f* U: V$ j0 I, Q - }
" w# k+ e* J5 y - .toggle-content {; i& E2 Y" h! @2 C( l
- color: #B0B3C2;
3 c/ S+ ?& L3 Y' H- h* T - font-family: monospace;% l4 a4 B7 \- Y, F0 ]6 X, E% y8 Q
- font-size: 16px;2 o3 P8 M- V* n8 v3 q0 ?
- margin-bottom: 1.5em;1 l" ~2 p. ~# d! m
- padding: 1em;
* e5 O! Q- K' W - }
7 [, @ [$ Y7 L4 }8 O - .toggle-input {3 S8 M* d* @9 i
- display: none;# u9 ?: ?% s$ w+ |4 R
- }+ D( H0 V1 K, C4 v5 Y4 K( Q
- .toggle-input:not(checked) ~ .toggle-content {
% T: Q% z8 ^" \ e/ E3 X" P: @ - display: none;
6 F2 T# J0 {' b2 S9 S6 |( Q5 C - }
+ l; i3 R, O4 L. \0 `7 i1 @: M! I, { - .toggle-input:checked ~ .toggle-content {
) U; V/ ?1 C* ^/ `& V- f - display: block;
' Z$ G1 ?/ S. x' F2 ` - }
3 G' {/ p; I7 s( w4 \ - .toggle-input:checked ~ .toggle-label:after {
. R" _# D& Y6 e" R: [3 ? - content: "-";
' i# Z+ W, z5 n1 W, |- x - }
复制代码 $ I7 e5 ?4 ^( w2 p/ N" [# r4 T
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' R# a! y% f# }! P+ ~3 J& c/ a
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