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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; R, q( P! i s
- Label for your tooltip- \- y1 e: G+ I& F2 ^* x
- </span>
复制代码CSS代码: - .tooltip-toggle {9 W. K; o6 }7 g. u/ W2 l
- cursor: pointer;
8 M5 {- i. X! m - position: relative;2 \3 U! ~+ d7 i5 ]
- }
% i$ p3 h6 H1 ~. d, e$ x - .tooltip-toggle svg {
* s0 {' p. s, p( }/ I2 I - height: 18px;
& Z( ] @5 P3 l! y - width: 18px;# ]* y+ ~, p2 U2 O+ k
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
* Z5 J9 t/ P: G% r7 F - position: absolute;
L: T- W: x2 N: ~* o - top: -80px;
; L1 ?: P- C% z+ m' O - left: -80px;" z- K" j, U+ l! P* H6 |! O8 s
- background-color: #2B222A;
3 k" q0 y! G; n0 M/ q/ J0 j - border-radius: 5px;! d: K5 C( J6 \5 F$ _( @* i
- color: #fff;
% t! E k5 J) F& [3 G - content: attr(data-tooltip);( r5 _2 F* J6 |3 u0 _% z* m
- padding: 1rem;! C% p; A6 ]! R3 A8 U; `
- text-transform: none;
$ [ |$ d: d9 ?8 D9 P% H" j - -webkit-transition: all 0.5s ease;- q6 }1 c( o+ l+ D+ _2 n8 j
- transition: all 0.5s ease;. Z8 Y5 N0 t/ C
- width: 160px;
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9 S8 @0 w0 e4 g: T f3 E# J, L - .tooltip-toggle::after {
% s3 r }0 \/ |: H# P3 u - position: absolute;
+ g5 ^# {+ f+ W7 T# W - top: -12px;. q! V0 @0 E3 ]% c4 l* S
- left: 9px;
T7 j t/ s5 f* p( z) a( W - border-left: 5px solid transparent;" q6 r. L, j' ], `4 C7 ?# `
- border-right: 5px solid transparent;# T; w# R2 C$ f: O
- border-top: 5px solid #2B222A;
2 G2 R0 S' T/ }: s - content: " ";) o& T5 G- l( C& M5 u: `+ i8 {( B
- font-size: 0;
( { d5 n* _ W6 g6 n! C( G - line-height: 0;. g/ r8 P* d. ?; r7 W/ a
- margin-left: -5px;
! N8 T3 T( _$ N" \+ s) x" M' c - width: 0;9 @8 m0 D% F4 f/ @: Q
- }
) @( m% u; x/ @ - .tooltip-toggle::before, .tooltip-toggle::after {9 D" i4 t. q# q5 v. _8 W
- color: #efefef;
, {5 S" }) B) V1 j3 C" [4 R - font-family: monospace;
6 B7 @. a7 v$ _. v - font-size: 16px;( S3 j' F4 l" r; q8 i' ^5 {: S- a
- opacity: 0;0 P; E: j& Q# K2 _$ E" w
- pointer-events: none;# ?+ v* u2 B ^( r. Q, J( U0 f# c) C
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 v6 [( q5 U ^# }# H
- opacity: 1;$ n. k0 ^/ r. t& f4 I
- -webkit-transition: all 0.75s ease;2 o# u# r" w" t3 I8 Q5 e: X( M
- transition: all 0.75s ease;" ?# [5 T+ I' h% \: @/ f
- }
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">
! b* K5 U6 _6 u+ c - <ul class="nav-items">
7 G: F! j% v. \( I# q4 @ - <!-- Navigation -->
2 ] z7 o2 b/ I+ d9 P& E - <li class="nav-item"><a href="#">Home</a></li> t7 l7 }: n& E7 o# x( {3 d$ F; ~
- <li class="nav-item"><a href="#">About</a></li>
" y1 W! W* u1 g: g - <li class="nav-item"><a href="#">Contact</a></li>% p, M T, S6 _" a2 Q/ J! M
- <!-- Dropdown menu -->
' q0 j. y$ R0 x1 v0 K+ K - <li class="nav-item nav-item-dropdown">: R% U! b3 w: u6 V
- <a class="dropdown-trigger" href="#">Settings</a>
. {/ g, M) I5 O5 f - <ul class="dropdown-menu">& D' a) @7 f1 i7 m" W
- <li class="dropdown-menu-item">; T) d9 `$ y" T
- <a href="#">Dropdown Item 1</a>
3 Q; {2 f h- e/ L( A - </li>
! M, u9 y# n: g" | - <li class="dropdown-menu-item">+ q' J& ~; b" Y* d/ j, ?" ]
- <a href="#">Dropdown Item 2</a>
h' l0 n3 U& B( [, `4 y - </li>. R& x3 ?" D( z
- <li class="dropdown-menu-item">
' i. v4 [2 p' s. }7 A - <a href="#">Dropdown Item 3</a>
: j' I, O, C$ `/ E5 |0 c - </li>* i5 H0 C. A& Y
- </ul>1 M: K# q# W. Y" W$ m! U+ p: R
- </li>
& S- Y3 V/ U$ W# ?6 n9 Z - </ul>
. S* W8 F% _' c% q# L) c9 d - </div>
复制代码对应的CSS代码如下: - .nav-container {
! u7 R- x" _+ o& D) x - background-color: #fff;2 a+ M4 P$ Z; N
- border-radius: 4px;7 \$ `& I0 O! I. \' b$ q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ }* A8 L4 a7 U4 s: l% V2 _
- padding: 1em;
7 ~+ x+ x' ^! i3 v2 P - border: 1px solid #eee;
( g# v, P1 B$ L& T- f+ C - display: block;& m) c5 \4 W, _0 @
- max-width: 400px;$ p& J: H, ]4 _' L% n
- margin: 0 auto;2 b4 i9 V% u2 U( c6 v
- text-align: center;, z8 K) A6 Y& B7 R6 t3 b
- }
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- li {; Q# Q: c( X& J$ _/ l2 W! Q
- list-style: none;
, F( {: K. P. h! G - -webkit-padding-start: 0;
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- a {
& b% p8 r- b9 k- Q/ b, o - text-decoration: none;! x) I/ b% C7 a, L0 F' y- ]: \
- color: #ED3E44;% P1 e: c0 x6 Y: e0 W- k6 K) e# ]
- }
% z4 P2 o7 }* ~ - .nav-item {3 K0 U, a/ P& c0 I/ {' `
- padding: 1em;
' ?9 l& M6 E% p! ~7 j( Q - display: inline;0 g/ Z0 [) s* E. \. A- D
- }
$ f7 k* B$ [. G/ a3 O' G6 x3 i1 x - .nav-item-dropdown {
( r5 k" F1 | p3 |6 Q! a - position: relative;
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' _& i4 T1 k7 b! Y - .nav-item-dropdown:hover > .dropdown-menu {
9 [) A) Z, d/ ~4 Z - display: block;
% ]' X; t# X: W- x - opacity: 1;
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- .dropdown-trigger {7 T$ V- r' l( X0 s1 J/ n6 ?
- position: relative;. v" U9 n. B( S' ^. h
- }
3 F3 _( D x$ Z9 _9 M& E - .dropdown-trigger:focus + .dropdown-menu {
* y) K& V& K: \3 b1 G! X' m1 L: o1 _# U - display: block;
. z/ j; `+ A$ U7 ?4 ^ - opacity: 1; B7 c' r O$ p. M& f3 W$ b. L
- }
/ y- e+ }0 U6 w% X' I6 a$ [' K7 h - .dropdown-trigger::after {+ G, `3 P: e4 Y% I
- content: "›";
/ E( b, U/ \4 `+ h. F- }& d/ W - position: absolute;) \+ I# h) M7 y, S
- color: #ED3E44;
! u7 s2 c) n# h4 k& s - font-size: 24px;1 v# x3 p5 v0 t$ ~
- font-weight: bold;
; y$ N+ ]0 d6 g) p0 n! @0 f; }* D. j+ l - -webkit-transform: rotate(90deg);- V$ V% ~# g/ r- U+ y
- transform: rotate(90deg);
1 O, ]0 S5 s: u$ x2 i+ n& z5 H - top: -5px;2 e7 ~+ |- ?* Y- v
- right: -15px;; u% z o6 h0 E V
- }8 l4 Q1 e" F, w. p4 d( X2 |
- .dropdown-menu { n/ ^. l! N& e
- background-color: #ED3E44;' _: H" g+ {, `$ Y: U4 Q
- display: inline-block;7 N: Y, F( j. }) c
- text-align: right;* ]; P) R; e# J, B N! D9 b" k
- position: absolute;
/ O- K* Q) d' P! { F6 [ - top: 2.5rem;
/ Q5 h, m% d- M# x+ V# q. o - right: -10px;
6 @$ X+ w9 {% E! X3 \ - display: none;+ A7 n- V0 j2 U h$ f
- opacity: 0;
5 A0 V; D9 y* ^ D( s' o+ x - -webkit-transition: opacity 0.5s ease;: o& |4 D; }. b3 S; K
- transition: opacity 0.5s ease;4 ^! c. C* g/ I. U
- width: 160px;
) v. Z! |# K& m1 ^6 h& r) K; b h - }# d0 O7 O4 u5 q
- .dropdown-menu a {
8 u; y( m0 w1 @# T - color: #fff;$ [0 ?$ M2 o( P
- }9 r5 W: T1 V6 n2 |
- .dropdown-menu-item {4 G9 f- \& d8 t; ^" n
- cursor: pointer;' N; l# b+ M7 v: p' p
- padding: 1em;) i7 g: w3 S' h5 k0 H& V
- text-align: center;
, l1 e4 v" n, T* a! E - }4 r& A+ ?1 h! _; y" y+ ?- k$ w
- .dropdown-menu-item:hover {
2 Z4 G* I2 O6 ~9 l - background-color: #eb272d;
" k6 J2 a7 l* {& |( ` - }
复制代码 ) C/ y7 }5 i% c6 Y! k* b" L
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& p$ v( _. p. q; J
- <!-- Checkbox toggle -->
1 _4 I) n8 v& [ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- |2 Z* z' S3 @4 J( K& J - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. l" E; ~9 q: N2 r8 h( R
- <!-- Content to toggle from www.mfbuluo.com-->5 O. |" t4 M. S& i
- <div role="toggle" class="toggle-content">0 w0 M5 Z, V0 \9 n, |+ |: c
- BA-NA-NA-NA!8 u: n; y R8 @, s" e3 C! u- }
- </div>
- F. a8 D8 x* @5 s" @" K6 J8 u) s - </div>
复制代码CSS代码内容如下: - .toggle {+ n3 Q2 M) k, v3 q1 q
- margin: 0 auto; X! u2 A' e: p6 ^+ z
- max-width: 400px;, o7 L L& U, D3 M ~" a
- }
. P2 Z. ^4 C; ~ - .toggle-label {
* S5 L# R. t) @4 c - font-size: 16px;7 u U9 V2 y" }# Q
- background: #fff; L8 P. V; A0 a& O( h6 J# |
- padding: 1em;0 ~, b y9 O8 D* D
- cursor: pointer;/ @- G: I( h& S, B2 o" U
- display: block;2 e; k% b; P/ T
- margin: 0 auto 1em;
. G6 A2 N' E5 ^/ Q+ k9 w) Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 L' S8 F) {, m i1 P; k - border-radius: 4px;4 a; d0 g; C/ o; S( I! d
- }- p& b% q$ }7 P& `+ y3 S I( b
- .toggle-label:after {3 |( Y* w- o T6 g8 }2 O
- color: #ED3E44;, l) j) S# }, x1 b4 _7 c3 f/ V
- content: "+";. ^2 u6 l7 ~4 v P$ \
- float: right;: g2 h! j6 H/ P4 v/ M
- font-weight: bold;
6 m+ K5 N% p$ x. @; ~7 @) S3 x - }
; p6 K5 F9 b0 x' C3 n& b - .toggle-content {- S3 G- z- c, m% l* l
- color: #B0B3C2;
. s3 e" H8 w1 ~/ M( K1 O! E - font-family: monospace;
. c$ @$ [- s2 i; B - font-size: 16px;* v' a+ d9 e3 y. ^8 C
- margin-bottom: 1.5em;
1 T8 l- z: S. {6 u$ R1 l1 S - padding: 1em;3 D9 }% v# U! c! ~# N2 p* j
- }: O( m, D4 j5 A2 k) F6 o/ x
- .toggle-input {
/ }9 J) ] ~ l3 A% _3 J4 M/ ~ - display: none;
1 \+ F" J6 q( Y* n' Y - }' [- r* i4 Z& a3 [( c
- .toggle-input:not(checked) ~ .toggle-content {& \6 n5 X9 {$ d, z* j. w" l
- display: none;
. m9 z' {2 ]% Z* d$ K) d: E/ N. l - }. b8 S( Y1 G4 L" S* D
- .toggle-input:checked ~ .toggle-content {
& ?& N/ C( C$ R+ s0 n7 a - display: block;
% h" }4 G4 l) O1 M7 r3 l5 f; s( x - }
% }3 r8 U, o [9 y7 o/ A - .toggle-input:checked ~ .toggle-label:after {
/ L z4 U$ w' @2 V1 a - content: "-";
2 t. r9 }7 [4 _/ |- t: o7 n& A; f - }
复制代码 * x! f- [& E, a3 K0 h6 ?* i
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