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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!">5 z$ }* X* y0 o1 `/ V6 F
- Label for your tooltip% `7 E. h$ ^9 E Q
- </span>
复制代码CSS代码: - .tooltip-toggle {2 j. {$ q H. J+ R# r& V( V
- cursor: pointer;+ D; A; z7 a4 \& T# t* s& O0 Z
- position: relative;% x' _+ A& a/ Z/ a; W/ K
- }
& I4 ]8 `' R5 ~" h) j0 k - .tooltip-toggle svg {0 t. _# y( I0 ]3 b' p
- height: 18px;! w/ r5 f. b, I$ j# i4 N# w
- width: 18px;
; [6 {: _) D3 O$ J* {- e - padding-right: 0.5rem;, Q n. k7 ?" p7 a# j( ^/ C& e
- }
- ~8 j( J2 e1 f) M - .tooltip-toggle::before {8 W5 g8 L7 W/ w; v8 _6 |# j# V
- position: absolute;
, d' E4 P# }4 _! @+ x' X - top: -80px;) D- G& N: m9 N9 ^% V
- left: -80px;
$ a, X8 U: X5 h7 y0 }+ N - background-color: #2B222A;, n2 J( b/ I3 g8 A! ^
- border-radius: 5px;
: o2 ^: L( R# T% {$ ~ - color: #fff;
2 V. d6 \4 E$ e7 U - content: attr(data-tooltip);& D) _4 K" R `& j6 s4 p+ e
- padding: 1rem;
( @, E0 J; J9 _% V+ y - text-transform: none;
. s( w7 ?0 s: j/ j Y5 c: P( N - -webkit-transition: all 0.5s ease;5 u8 [/ ?' |6 `& \ F6 b& E
- transition: all 0.5s ease;8 d" z6 i: F Q, H
- width: 160px;
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- .tooltip-toggle::after {9 ^* D8 p4 j0 v( M8 n; [- t( w
- position: absolute;/ b& h2 H% \7 D
- top: -12px;
! O# N- X% B1 X- I - left: 9px;
' \/ F9 f2 }0 N& X9 @( I3 o7 T, P - border-left: 5px solid transparent;) j. [8 E9 Q: _. h$ K' X
- border-right: 5px solid transparent;4 z$ W2 @' h& u3 E
- border-top: 5px solid #2B222A;5 q: U9 V* T; y5 m: Z
- content: " ";
7 L7 W3 C% c9 m3 P/ W$ o C6 W - font-size: 0;9 m6 ~+ s4 T( ]4 D, f. q
- line-height: 0;
5 Z3 ~& E* z! D" B9 p* u - margin-left: -5px;
! M4 h# Y) }9 S2 v, y- P& C - width: 0;
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9 [1 }. f& D9 x8 a - .tooltip-toggle::before, .tooltip-toggle::after {4 s: C0 r# B0 B# l' c' ?4 O. i
- color: #efefef;4 ]; R7 C9 W' J: T0 n# x" M
- font-family: monospace;
\' O* H5 K9 ~ - font-size: 16px;3 z7 w/ s" o" g- |7 u O3 M B
- opacity: 0;
. C/ N7 D; F' c/ T3 V. _ - pointer-events: none;
; R; X: N6 z: B l: n( r3 k - text-align: center;
- o* U+ e% L6 f& a$ m* \' ~7 } - }
5 K8 j3 l1 e7 G4 A+ O" t - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 N* z$ m2 r |4 I - opacity: 1;
7 R1 |4 o0 ?) `- g/ l: k$ f& Z - -webkit-transition: all 0.75s ease;8 p. |4 V e. F( d: _% {
- transition: all 0.75s ease;. x2 Q! y* x j3 d% `* j- c* O, }
- }
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">
$ `; B0 w: C B/ \5 q - <ul class="nav-items">2 C, M6 g! i9 D3 I6 Y
- <!-- Navigation -->5 N) p) _1 b4 b! N1 [
- <li class="nav-item"><a href="#">Home</a></li>
: q. c5 x' Z6 ~# t# b - <li class="nav-item"><a href="#">About</a></li>
) H$ g% ]/ x- i* n* i+ n4 u+ V - <li class="nav-item"><a href="#">Contact</a></li>( s$ q+ n* q5 s& \) b! j
- <!-- Dropdown menu -->- l$ h' H8 _7 j9 y
- <li class="nav-item nav-item-dropdown">
/ v( }$ ~$ ~; R4 p9 r - <a class="dropdown-trigger" href="#">Settings</a> U3 ~2 V- g0 Z! F; E+ q
- <ul class="dropdown-menu">+ ~% ^8 {( U" Z4 _+ h# B
- <li class="dropdown-menu-item">3 O4 e+ S* \- F* G* v1 C
- <a href="#">Dropdown Item 1</a>0 F8 Z# |, t/ x( [; F
- </li>% p! G0 v4 H5 a- E) k- K4 V4 ?
- <li class="dropdown-menu-item">: G v* i) C& \9 t/ y: ]9 _, V
- <a href="#">Dropdown Item 2</a>
9 e u0 b* a9 z" ]( {; F - </li>9 U+ {! e5 a8 `6 L
- <li class="dropdown-menu-item">
9 ~; q5 ^5 R' P) [ - <a href="#">Dropdown Item 3</a>
+ [4 l# {! h5 a6 V. U; T) T6 C/ ~4 ~ - </li>4 X( _# S0 {7 I [6 ~$ R9 \" h
- </ul>
( c1 h9 F5 j) E( O# @ - </li>8 | P7 Q2 o1 Y U7 R: _3 U
- </ul>
: B8 O& w% o% H# _ - </div>
复制代码对应的CSS代码如下: - .nav-container {6 i0 ^# p# `1 ~3 e1 z* Y* O# D- E
- background-color: #fff;
6 r9 z& c1 a# J0 h; U, Y! y - border-radius: 4px;
9 ]; H* M# u6 ]9 \4 H2 p3 H - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 j8 U! c* D5 X/ ?
- padding: 1em;8 i, n5 z, H) W- B& n6 B4 O
- border: 1px solid #eee;7 F( s: F' L" f8 t" W7 F
- display: block;0 M' F3 K- o* g7 F
- max-width: 400px;$ S0 P& w }* W2 F9 K; c. U) Z
- margin: 0 auto;
1 X' I2 F, F% w' O) m7 B - text-align: center;% S: }7 |: d# A: z, k
- }
+ L# Z6 |" t( F( S - ul,
% [8 P1 b; h; i: B& a5 e, F" n' X3 Z - li {& ^7 P0 ~8 E: ~+ F) O
- list-style: none;2 V5 |% m! t/ \% m/ j. g# _. w" [1 r8 x
- -webkit-padding-start: 0;
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- a {1 }' j3 I/ p/ m8 b- I3 t/ i
- text-decoration: none;% o6 A' j g0 u+ x8 e- J1 M
- color: #ED3E44;. x7 l4 D* O4 i
- }
) c) Z: m( z9 U1 J @( K3 F( D - .nav-item {0 i" ~0 A8 l; X
- padding: 1em;
* ~4 ?, i4 N5 H+ ^+ \$ \ - display: inline;- D1 d7 ?- L( l; H3 F- d, [
- }
6 U9 d f3 n: ? - .nav-item-dropdown {$ A1 W9 T6 X3 a* p* g* B R5 t
- position: relative;
# I+ `1 G- ~ J( d4 n$ c - }
1 {3 U% v2 D l+ D6 q) G0 Q& ~3 L - .nav-item-dropdown:hover > .dropdown-menu {: `! ~4 x7 g/ j! E
- display: block;' n1 ~- Y0 J" r9 h* h& G4 s: v
- opacity: 1;
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- .dropdown-trigger {) x t/ v+ X: Q$ v5 s8 G- L, ]
- position: relative;6 e- R7 l' ]! T( a
- }- V0 K% D x$ V0 u4 {6 O W
- .dropdown-trigger:focus + .dropdown-menu {1 f6 d- | t1 M* Y5 S6 }9 }
- display: block;8 V/ s+ K R) O9 d; s+ c. {
- opacity: 1;% n! m! c v1 h8 h! F. s3 r: d6 a
- }
3 F2 p" L! z: a$ D- a - .dropdown-trigger::after {/ e# k1 ^/ b7 A% `4 q' u- Z$ [
- content: "›";
; J1 w' ?0 `; ]0 u, e, w; q - position: absolute;3 L+ l6 C* D' E6 H
- color: #ED3E44;8 U- C& B5 p0 \: O; X1 U b
- font-size: 24px;2 D E' C3 c, ?* o
- font-weight: bold;6 n2 y+ o* O; b' N7 q$ J' P
- -webkit-transform: rotate(90deg);
8 V1 C3 I* }2 C) U - transform: rotate(90deg);5 R; B f. F' p; l, V# K
- top: -5px;" \* _ d# a& m7 O
- right: -15px;
8 ~, Y" ^( L1 z1 B - }
4 v, B$ g. Y( f; Q6 r- N; O# N - .dropdown-menu {
! o+ v: u6 \. _4 A9 {+ B) U! {6 P - background-color: #ED3E44;+ L+ J$ v6 h& O" [8 N! ~
- display: inline-block;
) w s3 {! O% N" n' l2 N - text-align: right;; F! k1 B2 r a2 r6 B
- position: absolute;
5 L3 L2 E8 o* [ - top: 2.5rem;
) ^" y4 i M* b4 f - right: -10px;
" P3 v" Z2 n, M0 _ - display: none;6 I* x2 q K& a' e
- opacity: 0;
; c) F+ j8 @! U, ~+ s7 w5 Q - -webkit-transition: opacity 0.5s ease;
7 o7 O' e; ~7 i+ q% Q7 m" f7 D - transition: opacity 0.5s ease;" T) p- X9 Y& j P5 |$ Q; q' M% L
- width: 160px;
- y, \. m4 \# b! L f Q" S, `9 U - }* T: k: _; l j
- .dropdown-menu a {
5 ^: s) N# N% P4 p+ r; X* T8 G - color: #fff;6 O( m; y* b4 W; U
- }
6 }( r0 \/ E# `8 t - .dropdown-menu-item {' ~& v( S; @; C/ ?. x
- cursor: pointer;
& N0 ]8 h; ~; V9 Z* z6 |6 P - padding: 1em;" G+ Z& m, ~/ {
- text-align: center;
- o! m% D6 q: D% Q" s& k1 ` - }8 P' V7 m& y( o
- .dropdown-menu-item:hover {
. U/ S' n5 y5 o$ z: B# U# ?$ D J: l R - background-color: #eb272d;8 |$ d4 ]9 ~% I2 K
- }
复制代码 8 Z! `6 u4 _! b8 u
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ m. g$ D4 I6 E; V g - <!-- Checkbox toggle -->( F. ~8 x* ~- J5 V' H
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' S# n' a& D q* F6 p$ B1 G
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 L: r# o* k! `& Y( a: o% g - <!-- Content to toggle from www.mfbuluo.com-->3 Z2 o4 V& R2 |1 s( _$ F
- <div role="toggle" class="toggle-content">
- T3 N2 [6 t$ Q4 s8 a. c7 W - BA-NA-NA-NA!; s0 _ G5 C6 d( q
- </div>2 c( E7 l' y( h: U
- </div>
复制代码CSS代码内容如下: - .toggle {
- \: f$ D) o( Y - margin: 0 auto;/ }& F* s: F1 U( P. ^* g
- max-width: 400px;% w! l8 h+ Z+ L8 P( {+ m+ c; s
- }% g) y% \( y& `8 o( y) i/ B
- .toggle-label {
% Y, h: S1 d3 v - font-size: 16px;1 M" D( y6 | L H9 J- }4 F
- background: #fff;+ ]' r0 O* }$ j. V8 o) R
- padding: 1em;
/ H; b ~3 p P0 L x - cursor: pointer;2 F- t* Y3 R/ B) ?9 R
- display: block;0 s8 u) U8 m: H0 d% c
- margin: 0 auto 1em;# s+ w# e; \$ a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: Q1 t7 `* H+ i6 e3 J - border-radius: 4px;
2 m" H4 |: u3 r- `& } - }
7 u4 @3 Q* b; ?. { - .toggle-label:after {
( g% X. `- C1 M& u - color: #ED3E44;+ [& F& B" g$ _9 r. L2 u
- content: "+";9 |6 j V& V$ q. [! g1 H0 s
- float: right;
; M1 v) i! G3 F8 }. s - font-weight: bold;( ~! W5 R7 u7 z. }
- }
6 d- n4 ]- j. x; x# r s: `1 e% F3 X - .toggle-content {7 v0 t1 S, t9 \0 o
- color: #B0B3C2;
( ?0 ]( I, i4 U3 e. X! W - font-family: monospace;- j" P% j; B3 f& ~4 S
- font-size: 16px;
{0 w' _- d) H - margin-bottom: 1.5em;
# c: N$ g5 x$ U$ g1 j: W - padding: 1em;
5 }( v$ q; P( J# a; I1 _ - }; i9 v. Z, N1 `# ]. _
- .toggle-input {+ g: J3 O% F+ [+ J) i
- display: none;: A7 [7 j* r( }) ]8 [
- }3 r# P! j4 b) k8 q% L2 r, g. H$ ?
- .toggle-input:not(checked) ~ .toggle-content {
0 j9 B9 f. g% ~0 ?0 m9 K9 ^6 e - display: none;- H; y* t& e8 ]" A$ Y% B
- }
. e. B& i' l$ _7 q6 i* m) y - .toggle-input:checked ~ .toggle-content {
6 ?& v, B x( z& x - display: block;
4 n$ d7 ~ z2 o2 z - }
3 { m* Q- M" }; f5 O - .toggle-input:checked ~ .toggle-label:after {" u( p7 q1 V- K3 c6 M Z# Q
- content: "-";
$ ]- r$ M1 m; t0 x8 n: a8 Q5 y - }
复制代码 5 r j: A2 Y# {1 K( g2 a1 k' N
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3 Z6 \7 K3 e& K# x* V. D! B
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