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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!">( M( w+ M3 \2 j- M& u" K8 c* m
- Label for your tooltip( b$ K' u- i* U9 _6 S: m
- </span>
复制代码CSS代码: - .tooltip-toggle {
) s, o- o: ~" _, @ - cursor: pointer;, B1 u; P* k- A1 ^2 U
- position: relative;
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- .tooltip-toggle svg {4 e/ N8 W& O, {# R. Y
- height: 18px;; U* w( |" i+ b% r9 Q1 a" S
- width: 18px;
* [) ]$ ~! D4 b( c7 w( n - padding-right: 0.5rem;
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, Y$ Y5 k* \6 ^ - .tooltip-toggle::before {
5 x7 P l' `+ k4 t$ w - position: absolute;( i1 \. l- K' R ?% X
- top: -80px;, ^6 X3 K7 t& W) N5 O
- left: -80px;
; p" b( V! X8 G2 f$ ?0 F - background-color: #2B222A;6 n( _" d j/ \* Y F V( S7 ]
- border-radius: 5px;
0 |: G9 e8 o( ^9 C% i) J - color: #fff;' |+ O; r; u* ?. e! \4 O1 n" ?
- content: attr(data-tooltip);! H& A7 P! V" R( d
- padding: 1rem;4 C* \0 ?' |& j4 y3 }$ v
- text-transform: none;
- J2 N M0 A- p" k# F) I: I( l - -webkit-transition: all 0.5s ease;
6 \: J1 R& m' o8 l0 O0 U - transition: all 0.5s ease;
2 r, Y: ^9 b7 [" A/ V - width: 160px;# \- z% Z3 r& w V0 N, T
- }
' j2 A6 ~9 f. A' y6 \: C! L - .tooltip-toggle::after {4 ^6 r- Z0 {+ d5 Z, {/ T
- position: absolute;1 y7 }" v$ z. N# W3 u9 s7 X( X8 o
- top: -12px;! z( E* f9 ?* n
- left: 9px;- L% G7 Y" G. g
- border-left: 5px solid transparent;
$ S3 w, k' b! O - border-right: 5px solid transparent;5 x4 O, C5 j* Q
- border-top: 5px solid #2B222A;
3 H5 Q R+ l1 Y8 Z - content: " ";. k& W; n4 K) h0 y* w( k
- font-size: 0;
8 `# [$ w' d+ S3 D' A% A/ D' Z - line-height: 0;) G6 h8 |2 u* h: R* t% c5 s8 E0 d
- margin-left: -5px;* a+ ^/ {, X1 C+ i5 r4 z
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {: Q4 X: _) }5 K" Y. w: K! l
- color: #efefef;4 ^* k1 L7 i! G* `2 J
- font-family: monospace;
$ |. O# O- a( | - font-size: 16px;7 R4 ^& t7 V" z& C1 v' B
- opacity: 0;
( J3 ~3 J" d0 ^ - pointer-events: none;9 V. H7 j4 c9 _0 b9 a# u
- text-align: center;" T/ B G- L% U+ ` O) w
- }
" U8 Q$ u1 n9 k/ a5 r# b, a( \ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ y4 e9 [0 f: @% O% p - opacity: 1;
% `" e% y7 G3 K" j8 t* m I/ I - -webkit-transition: all 0.75s ease;$ J1 f! |7 K5 z* i! y6 M; M1 L
- 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">2 d. W% K4 G, V5 d
- <ul class="nav-items">
( m9 }7 N6 |' r5 G* T p$ w- | - <!-- Navigation --># d6 E1 M: o" N9 S& t% A: t8 X: ]
- <li class="nav-item"><a href="#">Home</a></li>
: `4 Z$ I# q$ a1 }2 }$ Q1 ~. T - <li class="nav-item"><a href="#">About</a></li>
/ @2 A7 W3 R! {6 s5 m# a& h - <li class="nav-item"><a href="#">Contact</a></li>
0 o: O5 V. l& e' ]( e/ ]5 T/ a - <!-- Dropdown menu -->
/ V0 W# X) o( N {) q. e - <li class="nav-item nav-item-dropdown">6 M9 Z) R7 D; d) @
- <a class="dropdown-trigger" href="#">Settings</a>
( z b% J9 C4 l3 V! y: Q - <ul class="dropdown-menu">
: A: q+ r% A8 b# q5 D9 @ - <li class="dropdown-menu-item">
+ c# C; R: _( U( x9 [% l - <a href="#">Dropdown Item 1</a>
) E! N: {) k9 Q( A8 P) q - </li>* [9 p8 ~# J; w: [9 F/ I, N# w& C0 {0 m
- <li class="dropdown-menu-item">
% ~4 J7 X5 X( R4 N, `5 v) Y# k - <a href="#">Dropdown Item 2</a>% N7 }! T8 F6 `, W- J; K! |! @
- </li>- r0 F9 O& A W0 Y5 G' y; Y) |! ~, [
- <li class="dropdown-menu-item">
8 y: J" R% L4 O- z - <a href="#">Dropdown Item 3</a> O8 Q) y/ c5 ]! O5 o' `& f
- </li>) E4 |5 T" _/ _1 S9 k
- </ul>/ ~' D& W4 y* |2 l/ [
- </li>
. u9 {# p) I4 ~2 ?9 M9 v- q' u) m - </ul>
4 e; K) S/ S! }' v& k* T) f - </div>
复制代码对应的CSS代码如下: - .nav-container {
% w7 k; ?* d6 s - background-color: #fff;
4 e" P& ~8 p/ D4 L+ o: C; y - border-radius: 4px;8 k" n7 d/ z! n$ E/ G5 l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 t* C* t6 e0 k9 k [ - padding: 1em;
' i; _. Q+ j- c$ r- _ - border: 1px solid #eee;: O& H9 Q* C! l/ V4 I+ u& t
- display: block;
* {' O) |+ z' W - max-width: 400px;
" C) [7 q0 S* I( u - margin: 0 auto;
& L* n! g: O3 t& Y, @; i - text-align: center;" K/ W) J! `4 |
- }
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- li {! m3 Z& H% Z* \; z
- list-style: none;
4 e# t" ?" d6 N) p - -webkit-padding-start: 0;
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- text-decoration: none;6 Y& Z7 F. U" d
- color: #ED3E44;& n- Q2 Q# ~6 _" ]" w
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- .nav-item {% l6 V5 n" h" Z: n# ~! |
- padding: 1em;
) V% D7 o1 U. f0 m - display: inline;
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- .nav-item-dropdown {) b% c+ d! X. ^4 }. H# a
- position: relative;
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+ V1 f0 e7 b# p# @6 N3 z- E. { - .nav-item-dropdown:hover > .dropdown-menu {! z* i1 K+ o- X+ V; R0 l2 _
- display: block;: }, A/ \0 L) u& i7 N" A% }' F; q/ M
- opacity: 1;0 [" R8 u% j' C" Z2 `
- }
9 d0 f& F- d; Z& M# r# F- _* U - .dropdown-trigger {9 P2 x: j6 b/ L2 a7 e% ]$ t
- position: relative;6 v L7 M- o5 ^+ @# ]! M0 n' w
- }
& h$ ?# j9 v; p! }( C: G* x - .dropdown-trigger:focus + .dropdown-menu {2 D3 i/ j' w8 d+ e0 y8 U- Q0 L- O+ L
- display: block;8 L( c4 Z1 s- D3 r. P
- opacity: 1;
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, X6 ?( b( t) `' g } - .dropdown-trigger::after {2 O# V, W& o' }, M$ t4 _* B6 M7 p
- content: "›";4 r4 B4 `+ x6 Q) b
- position: absolute;
5 R B- K$ _1 P' C3 }! _5 L- u/ q - color: #ED3E44;# y% Y4 N, e4 |/ l
- font-size: 24px;
) N4 j6 S' F; X) }" X& f - font-weight: bold;
/ z7 M7 {( S7 G9 V - -webkit-transform: rotate(90deg);' {, ], J, l! E
- transform: rotate(90deg);
3 R. u4 `7 T! T) ^5 W; k+ ^" ?! r - top: -5px;7 J2 ~. O% t( `# o+ I+ T9 ?
- right: -15px;. l6 Z p3 p. f, B# T3 N
- }) r, x' \5 Q% k# O
- .dropdown-menu {" \# M m4 a8 P1 {3 C& O
- background-color: #ED3E44;0 K" x! h) G% [: ^
- display: inline-block;
3 c/ p2 F4 D1 Z/ r: _ - text-align: right;+ j4 N7 c j. f3 t: Q: M: N$ X8 l
- position: absolute;2 g/ _0 _( P4 T5 l) h( l8 `
- top: 2.5rem;
+ r' r0 |0 i+ {" K - right: -10px;
- q3 W' y* S& t% P: Q - display: none; c8 T$ Z+ F3 m9 N2 x
- opacity: 0;3 }* c& f; h- x$ j0 p
- -webkit-transition: opacity 0.5s ease;
' b5 ^/ w8 S4 h e. J - transition: opacity 0.5s ease;
& H y! a. @! T( ]& H! y# s - width: 160px;6 v. ~8 F P+ R* P* y& w
- }
) C) z$ M8 z# Z7 F+ L3 W - .dropdown-menu a {
6 F- ^1 I& ]1 u, j w# d - color: #fff;# f9 t) J2 d+ U& x
- }
8 h3 L3 Y' h4 T% R6 v - .dropdown-menu-item { u Y. s4 o, x- _; L
- cursor: pointer;3 U r. m2 Y' r: k5 D6 @) W, I/ u
- padding: 1em;
/ l6 I# G6 N; x8 D, q - text-align: center;
/ i. T+ E$ a/ p+ d. G; `$ t. @ - }
, \9 |, [6 T8 U3 } - .dropdown-menu-item:hover {
5 q' n( @# N& P5 l2 w0 q - background-color: #eb272d;/ L. K1 ?- D, o' N) H2 I1 p
- }
复制代码 / r( @+ b' Q1 D' g6 z4 ]8 r
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 g" D% @' Q) S4 \( C
- <!-- Checkbox toggle -->
$ J1 O, r/ @ }; e/ ] - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 R1 U* M0 L$ A8 T1 g$ m& o7 K - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 l. G8 w, e+ o. _# r
- <!-- Content to toggle from www.mfbuluo.com-->
3 f' c7 i+ g$ P2 R9 F - <div role="toggle" class="toggle-content">
6 ?; i, j* f7 C" S - BA-NA-NA-NA!
0 s+ n2 |4 u2 c/ `2 G - </div>
2 w0 ~" c" g+ d+ z - </div>
复制代码CSS代码内容如下: - .toggle {& W* f8 V1 @) i7 n' W
- margin: 0 auto;
; Z9 ]* E' B' j$ j3 p - max-width: 400px;* {' c( [2 M2 ~
- }- x. Z4 Q4 S) [* r1 t% z; ~
- .toggle-label {4 k& }8 t4 D$ S
- font-size: 16px;
! X# r* A$ ]2 s' n+ N7 j! L3 D - background: #fff;
, ~1 i+ \* \. v' v - padding: 1em;6 ]8 A3 s c& S/ P% q* p+ [0 ^
- cursor: pointer;
; s5 n8 K/ ?* J$ _ - display: block;- s7 T. `; d0 l( o' P
- margin: 0 auto 1em;
) R9 A" _& z5 X! p9 e0 i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* q1 E' X0 v1 A6 u1 L - border-radius: 4px;
9 ]( @- y" s- P. M7 x+ H! B - }
/ ~ T$ J) \% ? - .toggle-label:after {. X4 W+ N2 @$ Q
- color: #ED3E44;& z9 w J( |7 y
- content: "+";+ Z+ n: L; M3 c
- float: right;
1 t: g& _" w" f0 k5 u" J - font-weight: bold;
$ s& B4 s* x# C9 b- B4 X& g - }0 N( \' o( h1 q/ e
- .toggle-content {! y( y1 }9 D" a a/ h+ ]9 g# ?
- color: #B0B3C2;
7 ~6 c% L( Z5 P: p5 g/ K3 j - font-family: monospace;
' v$ P/ O/ k1 z+ Z% p3 k3 r; A - font-size: 16px;# l ` i( K/ m+ L; ]+ n$ C, |5 V6 a# {
- margin-bottom: 1.5em;0 c% u ?* W+ H6 _1 c
- padding: 1em;8 F& h7 E2 y$ o6 M
- }3 c, c* [1 U8 _% m$ X
- .toggle-input {3 d; u' Q. j+ E4 E/ F
- display: none;
! ?3 z. o: J9 G( h( d0 n - }
- u; e N" L4 `; F2 S" |) g: q - .toggle-input:not(checked) ~ .toggle-content {
0 Z. L$ @0 w+ D; B - display: none;
) K/ Z. E; D) g' f! l - }& _: [: o* N$ n3 w$ J+ d6 k
- .toggle-input:checked ~ .toggle-content {% T: \( d5 x+ L, ^
- display: block;
9 }1 `2 ?2 L0 G" k - }
1 @7 ~8 e5 X# v! a2 A - .toggle-input:checked ~ .toggle-label:after {
0 c6 r; m: L- W, r2 { - content: "-";
5 P6 I& K9 Z q1 J/ i8 { - }
复制代码
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