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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!">) e- L5 y1 y( U9 N
- Label for your tooltip
/ o! a! l* Y, c0 q - </span>
复制代码CSS代码: - .tooltip-toggle {4 v1 c9 X( _6 J& l
- cursor: pointer;% z% S ]: r6 Q6 n- ^, p
- position: relative;: u6 L' _0 i" p) ~8 c
- }4 o- b# u2 N& O9 M, B" O
- .tooltip-toggle svg {" H1 u! k4 U# W6 x1 K9 N* `
- height: 18px;8 q @/ V3 d# ?. }3 W }
- width: 18px;
1 x6 V# o( o2 R t' B# H: x; N - padding-right: 0.5rem;
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- .tooltip-toggle::before {
7 e# f( K" ~& g$ ~4 B' y" G; M9 T - position: absolute;# P9 Y4 g- o3 @
- top: -80px;
) T% `% f- Q# S9 w" v) b9 D - left: -80px;+ ] q; S7 ^, c' |% k- j" u$ O* W
- background-color: #2B222A;( j' B6 E4 S* T+ @& ]
- border-radius: 5px;
; s+ c" ^: X$ ]; J, T5 {* R4 Y - color: #fff;2 v0 l, T4 I+ ~0 y
- content: attr(data-tooltip);# Z' r& B/ }. d. V1 @8 L
- padding: 1rem;
- z7 ^4 G, s, g. ~ - text-transform: none;
+ I# Q, O# W( X1 u - -webkit-transition: all 0.5s ease;
& ^0 p# r) e0 ?$ H# l - transition: all 0.5s ease;8 O8 C' ^2 G/ T! {- n& F
- width: 160px;
1 Q3 B5 p! ^4 @7 w - }
6 h* X$ p% P- G- ?: M - .tooltip-toggle::after {9 s! Z. C/ _; c& E
- position: absolute;5 v8 D* `5 I8 p' x- p& }
- top: -12px;. Q' A) C5 K3 z
- left: 9px;* K Q! g. W# |: @. ]" s, D% ~- W
- border-left: 5px solid transparent;
* ?4 W3 B. Y2 ?5 }* E - border-right: 5px solid transparent;
$ _6 D( `# z: M6 s/ t - border-top: 5px solid #2B222A;: y% I' Y4 g' {4 i# c# m
- content: " ";
, Z! K# \( t. P5 _ - font-size: 0;
8 c6 z3 }, o! C6 C, I: W - line-height: 0;
( Y/ w7 z! q8 B/ o) c - margin-left: -5px;' x% N+ t3 o v: n
- width: 0;8 @# {) \! j* J0 t' `
- }
- `) }# W7 k# J0 h. ]9 _, t6 J5 ~ - .tooltip-toggle::before, .tooltip-toggle::after {) \' `( J0 U: [9 _7 o) s
- color: #efefef;
0 F3 o7 b; g7 U+ T# {% l& F - font-family: monospace;- G$ r+ m. a, o
- font-size: 16px;
) Q; E" y, o/ c7 O2 S - opacity: 0;$ \5 J- M3 h* s/ U7 B$ B: V L
- pointer-events: none;
' T0 ? J: j+ g; J, ^5 X - text-align: center;6 R ]8 X$ h7 p
- }
# I" a/ Q/ j+ S1 l* p1 G4 R) M - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 |9 M" a! r% O5 G+ b
- opacity: 1;
- V& [2 k$ Z9 I c! C/ c6 o" a; Y - -webkit-transition: all 0.75s ease;
7 F! N9 P( t# B1 I# w" ?( ?% Y5 t - transition: all 0.75s ease;
( f8 q* d5 J; h" P - }
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">
( f0 {/ l+ @" X6 u/ a& m) Z - <ul class="nav-items">& I5 S& ^8 {7 T0 d8 Q: Q
- <!-- Navigation -->, O9 D1 g) r2 S4 @8 k
- <li class="nav-item"><a href="#">Home</a></li>
# M+ A) L ]0 T( T - <li class="nav-item"><a href="#">About</a></li>! O+ u( N- E( a6 ^ P3 C
- <li class="nav-item"><a href="#">Contact</a></li>
, N- H$ H7 |, o1 N0 l - <!-- Dropdown menu -->
4 t% \4 Y3 o( u* J% O7 E, T - <li class="nav-item nav-item-dropdown">8 m; b6 O) z% d
- <a class="dropdown-trigger" href="#">Settings</a>" F9 _) M4 l; ?" s4 N9 c1 V/ `
- <ul class="dropdown-menu">6 M k1 f/ n$ q( t, H
- <li class="dropdown-menu-item"># i. d8 T$ v6 B: i
- <a href="#">Dropdown Item 1</a>- e$ Y: I8 l7 b7 V* b) u
- </li>
! ]6 U. _& k5 d" R. y" B- D1 g1 p - <li class="dropdown-menu-item">9 }/ Z: Z7 G. T* Q8 N9 L
- <a href="#">Dropdown Item 2</a>( N1 x- h, Z2 K) }
- </li>
! ~- l; n4 m p. J) f- F) ] - <li class="dropdown-menu-item">* s! I" J: g! h/ G& d' v$ | u3 k* K
- <a href="#">Dropdown Item 3</a>+ W) z8 ^& r( {: s; y( \3 b- ]
- </li>
% d/ J/ G1 e1 N9 N2 e# P" Q - </ul>
% w: `- u: U1 d - </li>
! l& v; r+ e7 x - </ul>: q8 |9 g1 |. z: i, ]0 C" D
- </div>
复制代码对应的CSS代码如下: - .nav-container {
, w( s( R4 n( n, T - background-color: #fff;3 D1 F; G" z4 f0 l" d2 _
- border-radius: 4px;3 N& z* ] ` G4 A- F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* ?5 E+ ~& F1 u! ]6 w: \/ q' f
- padding: 1em;* r7 a8 |* }) O
- border: 1px solid #eee;3 c0 L) [- i& c% p6 `
- display: block;
/ r. A; z- u) B% P0 [ S& U- k, j - max-width: 400px;4 }" e$ y7 T, R% R6 |
- margin: 0 auto;
+ L0 x- d) V) W) G. J - text-align: center;4 ~2 j( ]8 N5 n
- }0 R' K$ J4 u4 K) k
- ul,
: ]3 V6 J' S1 Y0 m' `" v- N - li {& @- _& d; `7 s0 b' f( J: r
- list-style: none;( U3 C! m: \0 y# B! _; h
- -webkit-padding-start: 0;- y, ?. l- [( t8 h0 K( ?6 Y9 p* V
- }% ]" s, L7 J( h
- a {
* V5 P) W/ c9 F9 X+ j' a7 a - text-decoration: none;$ z; m+ B) M0 U$ a% @5 D7 Q* @1 {
- color: #ED3E44;
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# P% e( X O. r. w - .nav-item {
' j% w6 o- |$ \) L1 Z0 h- Y - padding: 1em;+ Z) s: \, a3 @* z
- display: inline;
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* \2 s0 }; s2 E$ Y) l7 J8 ~4 e - .nav-item-dropdown {+ ?6 ~2 d1 F! T/ i" [5 q
- position: relative;# f1 h7 Z; C1 f$ v3 G* ]4 ~/ n
- }
7 b! h. A7 E! z% q+ a0 g - .nav-item-dropdown:hover > .dropdown-menu {' I s$ a1 V3 Y
- display: block;" n: q& X) B/ b4 K% L) V: b3 @
- opacity: 1;
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- .dropdown-trigger {: E1 S( r( M. t
- position: relative;' U t2 j; g+ ^7 _
- }
# {& g: }1 K+ U; e8 o - .dropdown-trigger:focus + .dropdown-menu {3 ?) r* S& _6 _& T2 k, j
- display: block;1 _$ C+ P' V! a
- opacity: 1;
* \* A3 C, W/ x - }
) B+ z" R) s" E, y1 v - .dropdown-trigger::after {6 m' ^" E1 ]3 O* w* m" k' g
- content: "›"; Z J# U" v$ E' N e8 k
- position: absolute;7 l3 }1 k2 W9 V* R% X! {; S
- color: #ED3E44;# X" M% S# V8 i8 s0 f/ j& d! Z3 }
- font-size: 24px;2 V9 p; o, Y. R. `. f
- font-weight: bold;
5 |& _$ ^+ N, |% i2 T+ H0 Y0 k3 J- J# l - -webkit-transform: rotate(90deg);" a& ?+ n/ @" e o' H( m5 B& ~
- transform: rotate(90deg);
7 c4 y0 r/ a. N$ b$ p1 K - top: -5px;9 i# G9 S( L/ w5 o0 u
- right: -15px;
7 d4 W1 D6 B$ C7 p - }, E! w5 n7 q2 P. d2 t, U
- .dropdown-menu {0 W* e% I/ d% x8 Y
- background-color: #ED3E44;" [% m/ P# I$ ]
- display: inline-block;
- }; p& X1 q3 M: E: H1 }: i7 U6 _ - text-align: right;% l( h2 O$ f+ B) c! `. k& ^
- position: absolute;; } Y4 z4 t% }5 ^
- top: 2.5rem;: U0 z0 L6 p8 ~
- right: -10px;* X9 R& g5 [% r& {& J8 n/ U
- display: none;4 [2 `2 C+ I9 W4 C @
- opacity: 0;- \3 e, T2 U' M& }' J6 ]
- -webkit-transition: opacity 0.5s ease;
- I' r1 J/ }, ?2 Y/ {" @; v - transition: opacity 0.5s ease;7 o) w; @0 U. v4 R9 Y
- width: 160px;
: V! w4 }% G3 _& s9 A7 X! G - }' c* ?9 k& }& P7 D, K
- .dropdown-menu a {
7 G3 b# M, D5 e - color: #fff;9 D1 D7 P) ^1 V9 {! L
- }
( N( ]; H0 M1 W# X - .dropdown-menu-item {- a; S8 b* [+ k; H( w( B- c
- cursor: pointer;/ B3 h8 C$ ]" W9 U
- padding: 1em;
+ G9 H6 E! |1 z" ]1 c+ V2 f - text-align: center;
" a# b. h) S2 t# _" X1 N2 b+ P - }
& c- J3 i7 X# r& D* E0 q - .dropdown-menu-item:hover {- P6 S' l) i9 j7 ~5 Q) n" P% v
- background-color: #eb272d;
6 d& Y& U2 _3 x4 s - }
复制代码 - H3 B' [& N/ A# c2 i3 w: c- b f
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 v V' N5 Z, z; x* H
- <!-- Checkbox toggle -->
7 }' z% N M1 n - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. s1 Y+ \! v/ l( d* x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! r' ~& f5 u3 }0 o4 O0 {
- <!-- Content to toggle from www.mfbuluo.com-->0 i6 W. P H) ?; s, }; @: P
- <div role="toggle" class="toggle-content">, y3 D- E; c9 P5 ^3 u, S
- BA-NA-NA-NA!
! h+ ]3 T* M- N1 u; H" v - </div>0 ~/ {/ f' h# g6 n+ H! Y" b
- </div>
复制代码CSS代码内容如下: - .toggle {
$ K. {7 @, Z# v8 n2 K- h - margin: 0 auto;. x# c5 E5 V4 f, G u$ [; s3 M
- max-width: 400px;
. u4 h4 D- s( C% f7 s8 y - }, o7 }2 B, f$ a% U
- .toggle-label {, \- W: S s4 X, h, E& M# p9 P: K: K
- font-size: 16px;% m0 d; B! F+ d" O9 g* C/ i' w
- background: #fff;
# D! l! u6 k0 n& b. a! g8 X& { - padding: 1em;$ E% a; I5 G* q, X: s
- cursor: pointer;
8 x5 [# t$ e7 M" T0 u - display: block;. E* g$ A. K1 _2 B( c
- margin: 0 auto 1em;
; h9 [ g% {! `, Y) e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 ]! M9 u9 M9 v3 m3 p# x. c# [ - border-radius: 4px;
# m& @; p7 C7 E5 ?1 V# P4 ~ - }+ c& y, v5 a5 I! d& W2 h6 Q/ }
- .toggle-label:after {* V; R: I7 E1 K: C( j6 L
- color: #ED3E44;
. d& _$ R, ?/ J# V5 e - content: "+";
9 W( t- T6 M7 K1 a2 ` - float: right;5 O- I# L! [- W5 U
- font-weight: bold;0 e' g9 D* w% ?3 L F5 q7 e+ \
- }7 h- H! D! O6 Y, W
- .toggle-content {# v( \( n* M1 S9 T9 F O/ z
- color: #B0B3C2;$ f0 p" Q& |$ g' I4 M- r
- font-family: monospace;
! `7 V& n% i- m7 |- I$ V- Z - font-size: 16px;
+ U4 _& [3 ]7 A4 i - margin-bottom: 1.5em;' x' b2 l8 u- ^- y: ` G0 E2 i% [1 P
- padding: 1em;6 u% `* R! S( v- l
- }/ [7 j s9 z7 P: p. h0 v
- .toggle-input {
) H0 v% f1 e3 M- o+ n - display: none;* R8 R7 l+ N7 R. F! U, i
- }. d( _ A/ L; W- d) I' M: Q
- .toggle-input:not(checked) ~ .toggle-content {8 ^* d; j- q% K4 m$ J# ~
- display: none;
) T0 ?7 `. D. j% V# f; H$ N - }9 m- ?3 e+ g+ F; z/ b7 C
- .toggle-input:checked ~ .toggle-content {6 L' k; p% B( z; M9 j# H" z
- display: block;
4 L& D" ]; N" k5 Y" M! M - }5 x! D/ M0 t- F
- .toggle-input:checked ~ .toggle-label:after {+ c# h4 u0 Q* a8 p! j* V
- content: "-";
- X0 p8 M- z/ v - }
复制代码 % C" P8 ]# o+ p. p! E
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