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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!">. [7 }8 C+ W \ a
- Label for your tooltip( @1 j6 P( L8 d3 `7 S! r2 y
- </span>
复制代码CSS代码: - .tooltip-toggle {! E9 @8 b' O- Z
- cursor: pointer;
9 u% x; v1 ]% S* ?+ o - position: relative;" e& k* t. p A4 b3 t% L* _
- }; q3 ^9 l8 r& }5 z j+ b. P1 l ~
- .tooltip-toggle svg {" N7 f) Z( P, j' I& L A e
- height: 18px;$ a' n \" v2 @2 x) ?
- width: 18px;/ A$ S1 g3 U" m% G" h' g; \6 Z
- padding-right: 0.5rem;& D3 m2 a$ J$ c0 N4 n( p- s" [ c
- } _- ^! b( v: ~. O1 i: {( c
- .tooltip-toggle::before {
' t# X. P, A O0 j% G - position: absolute;
) b0 \$ q, x. s# N. t - top: -80px;" ]) `8 w6 p$ a, Q; J. ~2 B% i
- left: -80px;, d0 p- H+ s# `4 V2 g1 K
- background-color: #2B222A;
* J& d6 |+ r {! @0 r - border-radius: 5px;
( k6 K+ K2 W; X9 t; N" ~ - color: #fff;
4 x$ g1 A8 ^4 B/ O7 X3 O5 g - content: attr(data-tooltip);
x: E/ l* d* O% r% ] - padding: 1rem;3 Z- \* _5 w( c$ V4 q
- text-transform: none;) o! p/ K& W# X3 J" L
- -webkit-transition: all 0.5s ease;3 i/ i/ h- p. l- C! o: s
- transition: all 0.5s ease;
2 a1 A& v( d/ T: G$ Z4 T2 ^& l6 {/ D - width: 160px;
. F8 p) s2 s- O" W. m% f- y% T* i6 c - }
: Y- a: u" R6 q9 B' A: s, | - .tooltip-toggle::after {1 ]3 K; `: g8 O- y
- position: absolute;
8 X" b: ]8 }' @( {" h - top: -12px;
6 r5 k3 m7 b+ @' _- k! P" V; K - left: 9px;
- V- Q( b E+ u1 Z! f" e; g1 N; {" A - border-left: 5px solid transparent;
; Z) r3 U2 R5 y2 z3 j6 } - border-right: 5px solid transparent;
) \1 `, f6 I3 O - border-top: 5px solid #2B222A;
5 ~3 ?" f; @; n1 ]# e5 Y - content: " ";$ P) P# _# J7 o8 _
- font-size: 0;( z3 R' i3 n0 x
- line-height: 0;4 v& l% z- Z5 M1 s
- margin-left: -5px;5 D3 `6 r2 ]- V
- width: 0;
0 j! j$ Q' B2 K" B: ` - }
, l- a8 _3 z b! _ - .tooltip-toggle::before, .tooltip-toggle::after {
p! e) C: m8 l, ?7 G8 o - color: #efefef;+ ?1 k/ W1 b+ o4 f3 P4 Q% b% T8 \& ?( R
- font-family: monospace;7 m( S6 T" Y: w0 v& U( Z% K' W
- font-size: 16px;
8 b3 f9 k8 v& U - opacity: 0;7 x( F: h# @8 n, Y! }: u
- pointer-events: none;, w$ T; Y* O1 A4 S
- text-align: center;
0 }$ R S% D0 p1 A f$ H5 ? - }
4 N4 o6 K8 i" H& O& t% ^ K - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {: |+ D$ U# B, p, F/ ?/ R8 g
- opacity: 1;4 t/ h7 l; I* t# p7 N1 x3 A
- -webkit-transition: all 0.75s ease;5 E. ~. ^) P+ W3 a+ m1 F" M# H3 _
- transition: all 0.75s ease;# M5 c/ D( q8 z4 p. E- L
- }
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">- M* |5 f7 u O" T9 f% A! o0 X9 B
- <ul class="nav-items">
' \- {% C8 [9 l8 N. t5 X1 y% r - <!-- Navigation -->2 o- \( ^0 N& W! }
- <li class="nav-item"><a href="#">Home</a></li>$ I- G/ n) G; L- \- Z' n J
- <li class="nav-item"><a href="#">About</a></li>
4 n" d) g" Y) r7 d T6 R - <li class="nav-item"><a href="#">Contact</a></li>
! \' ~/ m2 O: d - <!-- Dropdown menu -->' ]0 ^0 @4 n6 e" ]! q) K9 T5 w. W5 w
- <li class="nav-item nav-item-dropdown">
6 {. M2 A! m" ^, b/ V - <a class="dropdown-trigger" href="#">Settings</a>; b' j0 E" a4 u( T
- <ul class="dropdown-menu">
1 M: v- Q8 h% ]6 ^# r6 j- v+ A+ } - <li class="dropdown-menu-item">2 n& x8 Q# G. m9 l j/ m
- <a href="#">Dropdown Item 1</a>
5 n, @2 ^ r( Q& d) O E7 x K) R" J - </li>
& b" e# u! \! ]) s4 l) H$ P# _* c - <li class="dropdown-menu-item">1 y, X( s( o. }& A9 X
- <a href="#">Dropdown Item 2</a>
' c! z0 Q6 |: _+ V' @ - </li>4 g2 h6 ` h& W
- <li class="dropdown-menu-item">
) ?) d6 w& d2 t+ m( u - <a href="#">Dropdown Item 3</a>
1 y6 C% _* N# J! p& F. C - </li>& J* E; |- Z0 n( z* O+ y" Q
- </ul>) W) C. I* R/ ]9 s! {( d
- </li>' g1 N/ ?6 N r: F1 c
- </ul>
& W2 D S( F! m - </div>
复制代码对应的CSS代码如下: - .nav-container {
1 m- Q5 E# H7 p: [+ [- r/ o0 R1 Y' h6 y4 v - background-color: #fff;7 `# z: P1 N+ e* H8 t% j
- border-radius: 4px;
1 w! k. ]1 u9 |) j; _ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' e, B7 {) m$ z6 F/ F: z8 x( ]' U2 Y - padding: 1em;
4 H1 {) o. c! U) C - border: 1px solid #eee;
7 ?2 h2 j0 Q1 m! \( { - display: block;" a3 e5 O# Q/ P( f2 e6 E" P3 K; e
- max-width: 400px;
& }0 {" i# O. A* y' o, ]4 J. u' r/ v - margin: 0 auto;
: J) u) m1 z: d* A/ z! _$ t - text-align: center;* R: s& u. O4 J; i
- }/ f% M0 N9 J! D1 j, X
- ul,: @- i+ ] T( W9 L5 ^5 M6 v
- li {
9 \" ~! Y: ~! t" x* t - list-style: none; x. h+ n% L, R; ^/ T
- -webkit-padding-start: 0;
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- a {
n% y2 X6 C0 N - text-decoration: none;! h2 Q8 i" j1 }+ }2 {, n+ t8 m
- color: #ED3E44;
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- .nav-item {
1 J' |7 K6 s' E2 Q! g$ J/ E - padding: 1em;
6 j" b3 P0 S7 A9 { - display: inline;* Z& V B$ r( u; k) M9 |1 A: g* g2 h
- }
9 E) q9 M; `6 G K: b: A - .nav-item-dropdown {
# p/ l* D2 m% o1 z* E0 g ? - position: relative;6 D" s1 c: T/ n& C$ X6 J6 }; {% s# O
- }
% ]) P5 k8 b$ j. [+ K9 Q% W. L - .nav-item-dropdown:hover > .dropdown-menu {
; g" h6 s+ C( n {1 h7 f - display: block;4 {1 D0 x. g. q Q& W7 I: t: X' u
- opacity: 1;
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[; V* ?' @2 Q3 Z3 l+ J - .dropdown-trigger {
; v3 o$ _2 Z4 ?6 d7 a! M - position: relative;
# M3 _- T0 i9 a# E/ J) ~7 }, } - }
. m; L6 ]. Q e0 a% [ - .dropdown-trigger:focus + .dropdown-menu {: x e7 `+ }: d+ {, ]
- display: block;
8 s; f1 f0 `: \ - opacity: 1;
( I0 r* V* C- v; X' N, u - }
4 G. `4 o) j; N- a- r5 N" w - .dropdown-trigger::after {
) ]$ {, E$ R. e& P - content: "›";
5 x3 s6 y7 A3 } - position: absolute;5 T. b+ }) o: b' {; p% [/ F# Y: A
- color: #ED3E44;
' v! _) o! |& F0 P - font-size: 24px;
% q& B" q9 }5 \$ R6 V - font-weight: bold;$ P s% u& z; M& X2 L$ ?9 [. w0 H' w
- -webkit-transform: rotate(90deg);
9 }9 i+ M' K7 m$ V% H6 F7 C - transform: rotate(90deg);; j, m/ l6 I+ F4 w
- top: -5px;* s3 O# l& Z( p) C
- right: -15px;
4 A6 m3 Q$ H# b7 V) H' r. T - }
- j, Z! o! w) L/ B* o; K - .dropdown-menu {
& H5 K; B& `4 |9 ?/ K% D - background-color: #ED3E44;
# q# k( `. z% y - display: inline-block;
$ R: `/ S9 s, K7 y: j/ d - text-align: right;
0 i' R' K1 K- N% U- D - position: absolute;
. l% d( A/ y; m t# }( o - top: 2.5rem;
' p1 ~# b$ \9 t: h. [! K$ b/ S; C - right: -10px;
" G4 c0 f( s9 i, K- G6 b1 T - display: none;9 M! L: c6 q( ? V' W9 o* t, o" @
- opacity: 0;
; ]: h1 E' {' t - -webkit-transition: opacity 0.5s ease;
# l( {$ l& T5 `' q1 [# ]/ C - transition: opacity 0.5s ease;
- {* K9 k7 ~9 ]" ^: [3 w; ^/ l4 U - width: 160px;5 Y! Z. H. X4 p. j, r
- }0 g! g }, u! F4 |+ ~2 c
- .dropdown-menu a {& a3 A2 h! X9 @* ^
- color: #fff;. x4 E; ]2 `- C0 j/ O8 X0 L( ^$ i
- }. r8 e6 J2 _ R- `
- .dropdown-menu-item {
5 g7 U6 _6 M) ^4 F" {( {) ~. p - cursor: pointer;2 U3 b: s8 S6 @ L/ q# c1 j
- padding: 1em;$ V5 q8 c6 D$ ]2 Y
- text-align: center;2 L7 L( R- E* z: `; S
- }' f4 J: y6 v* L" f ?9 K
- .dropdown-menu-item:hover {
# I: s! D& ~; e3 N6 w. |3 J) |8 G - background-color: #eb272d;& L; G" a, ]5 w0 B h
- }
复制代码 : ~8 u2 |) x. I* o
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 x! C6 e4 w/ h& @6 x - <!-- Checkbox toggle -->6 e8 I: r: h3 @" ~0 P- f6 t f+ j
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 _+ q! j+ ^& q - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 I B9 |/ _7 y8 S, G
- <!-- Content to toggle from www.mfbuluo.com-->$ |5 v. S; x) G4 d% U. W
- <div role="toggle" class="toggle-content">
8 o6 N: ]( K$ l% p4 ~1 a; N - BA-NA-NA-NA!
8 B& B9 U; k; \, V( D% J, ~7 }! d - </div>
# H" J! {/ U4 _" H6 W# K; Q" f - </div>
复制代码CSS代码内容如下: - .toggle {
7 m' C* b; H6 ^$ V! D( r - margin: 0 auto;0 [% f. @ `. ^, c, c8 b) ^
- max-width: 400px;& R) c4 l, M- Q3 C8 H r
- }
5 ?/ @3 \6 J Z1 \ - .toggle-label {# K2 b- ^8 t( L7 |# ], `
- font-size: 16px;
( u8 ]1 A2 U9 I - background: #fff;' v: {+ P! P+ R' \+ @
- padding: 1em;4 M( U: a* b; a% r2 L
- cursor: pointer;' d. ^: p+ _+ j7 U4 x
- display: block;+ V2 ]) x) ]: z" |/ V0 p
- margin: 0 auto 1em;8 A; X t% E7 B' \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 Q q, z* ? [( U - border-radius: 4px;
" d" K4 Q8 j+ \0 I2 U - }
2 @/ M- v, n, t3 a7 V - .toggle-label:after {
+ s, R) }( A+ l, Q$ G- R D/ l - color: #ED3E44;# s3 b& V9 y M4 Z+ ~% ]/ j7 I0 R
- content: "+";
% l) ^' L! y* G, G4 M5 C - float: right;
D$ ]$ g4 U: y, w" Z) N - font-weight: bold;$ l8 S$ T9 p) ^% }$ q* L3 Z
- }
* X, g7 y. I5 f5 x - .toggle-content {
{9 {& X4 [3 u3 e - color: #B0B3C2;" n3 r0 w1 E4 F6 h
- font-family: monospace;% z n2 U' }: G( L3 E1 r- T+ P
- font-size: 16px;
: B: K& ], d* b8 _. N. l) B - margin-bottom: 1.5em;3 j6 h3 g# X' _. h( V
- padding: 1em;. I$ g j0 p7 m7 O) T) E4 _
- }+ Q) ?! d0 L( {2 w
- .toggle-input {
- B0 M$ y3 T8 L8 }0 e - display: none;( n9 @7 ~7 Q1 D
- }
6 G" ]9 @! ?1 [+ w - .toggle-input:not(checked) ~ .toggle-content {' [4 [! \) t7 G" G0 T: m' d
- display: none;3 O8 j' D* p2 E+ ~
- }2 B' Y! C7 A: [ i
- .toggle-input:checked ~ .toggle-content {9 y D3 Z9 V% K; z7 P; T/ y
- display: block;
0 P4 K0 P. J* E; m, }- Y - }9 H7 \, `* x+ b' K
- .toggle-input:checked ~ .toggle-label:after {
}& _6 J3 ?( N/ A - content: "-";" o% E, ~, Y/ U8 i) s
- }
复制代码
% {$ e; Q) { w; U1 ^5 e0 A$ g
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8 k9 @/ K; R" U' N+ m0 {! b7 S! `$ K3 H. m8 v
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