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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!">
* u- Q+ H- I% e9 {/ ^ - Label for your tooltip
+ K9 d# c6 v, p% O2 s. I6 K - </span>
复制代码CSS代码: - .tooltip-toggle {
5 P. E; |1 T9 ~. B - cursor: pointer;8 P8 p! i3 p! G# T& R9 z) T
- position: relative;
2 b3 I; G) |8 @* n - }
. d" h" ~. F1 I% f7 @, i [ - .tooltip-toggle svg {$ X6 V& v2 @! a: z3 j) L8 u
- height: 18px;% z( M5 p$ h. M- Z: Y
- width: 18px;
. O8 T# u0 J( W: J - padding-right: 0.5rem;- B6 D) r. G8 q6 _
- }
D5 {9 ]" z" d* }/ O5 F! Z - .tooltip-toggle::before {
9 `' {1 y$ D" k y - position: absolute;4 K x1 e* `4 e& g: f
- top: -80px;
9 k/ o+ w/ j$ v) t( P8 I- G - left: -80px;" k+ q+ _0 e- e/ n
- background-color: #2B222A;# ^ O/ @$ A5 T) h6 u1 A: b
- border-radius: 5px;
3 L, u) X" m2 K& d - color: #fff;
: d) g5 M- F( O2 F, v+ W7 _ - content: attr(data-tooltip);) w; l4 E' H+ \5 I" I, x
- padding: 1rem;
R& |" Z3 x+ J% t' U) y - text-transform: none;
+ j C; w; f; }# L8 c - -webkit-transition: all 0.5s ease;5 j* f# }: L9 {0 P/ U, v
- transition: all 0.5s ease;
2 G- k6 i' @( ^- z4 P5 h0 I - width: 160px;
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- .tooltip-toggle::after {- `( v. @" I C# D7 h4 O* a' |
- position: absolute;( U# ~+ l: K2 y: l5 a2 \
- top: -12px;
7 O ]2 L* q* j) Q. z: r - left: 9px;
4 t- E2 @9 h+ q+ r; g- f. G - border-left: 5px solid transparent;& C# p ? ? Y7 u% \* G
- border-right: 5px solid transparent;
9 h& R& a/ r0 l2 W c' ^ - border-top: 5px solid #2B222A;5 F! W' C. h! ^' O9 V& G& ^
- content: " ";; E2 T( h1 _1 h: w g% q2 I
- font-size: 0;% {; Y) q; H; n7 }7 }4 z
- line-height: 0;
! Y) b; H0 F8 k7 f2 W; \ - margin-left: -5px;
' r7 l* @( ] X - width: 0;! S4 t/ b: z! m' Y( c8 P
- }
4 o- s, L- h( n- j- ^! n - .tooltip-toggle::before, .tooltip-toggle::after {
' ?9 p2 O6 k7 A" q - color: #efefef;# u. j% O5 l8 ~
- font-family: monospace;8 b D& f$ | Z5 i% P% R
- font-size: 16px;; ] Z$ I0 D( ^& w+ a
- opacity: 0;
7 f- k6 M7 q @: j- a8 D& R" } - pointer-events: none;3 ?3 K, \. X% r. h, l+ c
- text-align: center;
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x' g9 \) h' I# Q4 {2 i - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
; P9 M! j5 H* n( j - opacity: 1;1 q" ^8 @0 Q8 N4 y9 m) x% N
- -webkit-transition: all 0.75s ease;# q! V# T* ~% M
- 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">, v# D7 A6 w) ^3 Y5 ?# v' ^
- <ul class="nav-items">
9 {0 Y* [+ x' H6 J( L |1 e9 o7 i - <!-- Navigation -->7 v& O0 @/ v4 F* F( Z! Q7 q% ^- a& N
- <li class="nav-item"><a href="#">Home</a></li>) @) V3 X7 S$ w, c6 i( I9 X
- <li class="nav-item"><a href="#">About</a></li>/ b. U" q6 m" u7 t6 S2 U
- <li class="nav-item"><a href="#">Contact</a></li>) }) r0 X. a2 W! M, T
- <!-- Dropdown menu -->
2 g a6 m5 J- A/ M6 p7 | - <li class="nav-item nav-item-dropdown">) s) w0 a6 v7 H% Z& Q/ n1 d+ K
- <a class="dropdown-trigger" href="#">Settings</a>8 [! O/ d3 [& y" O9 b- B, x9 ?
- <ul class="dropdown-menu">
" ^+ j$ C' h: G- ~. { - <li class="dropdown-menu-item">/ c8 ~% f6 | V
- <a href="#">Dropdown Item 1</a>
) U" T1 r+ d' E4 ~, | - </li>" B5 }6 }) F3 W. n9 M2 w
- <li class="dropdown-menu-item">5 T [5 M/ r$ i2 I8 h
- <a href="#">Dropdown Item 2</a>
& Y& \# s: o# I$ R# T4 x/ g - </li>' A/ P& B$ [ v$ S0 v
- <li class="dropdown-menu-item">
' m/ ?! N# q$ S% \5 Y - <a href="#">Dropdown Item 3</a>
4 ^) U6 E, N |8 b4 B2 w - </li>
4 ~+ Z1 R% K9 R2 v+ t& }* S - </ul>
" E8 Q" E7 C7 V9 _: b - </li>% |, U* f8 x- L1 m9 ?9 ?$ V
- </ul>: H5 C' ?" ~3 g# C5 S) f9 w5 `
- </div>
复制代码对应的CSS代码如下: - .nav-container {+ V& h5 ]! O* S @9 b
- background-color: #fff;3 \$ k; s, _) [' e
- border-radius: 4px;
" R6 G- ]9 z7 V9 D1 C% v! g- @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 [; B' c! G* ~- ~$ D2 A - padding: 1em;
* y8 x/ }, ]1 z2 j4 J - border: 1px solid #eee;
( v3 a( i5 R) i4 v& y1 E; i: O - display: block;
5 U1 O3 J8 Q. [* e5 `# S- w5 c - max-width: 400px;
/ ?' R2 D0 v" M& r- M, @ - margin: 0 auto;2 x' ?* ?) S" M. D1 \. o3 q& M
- text-align: center;
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) s* W+ P- e- Z* i# g - ul,
/ z& k$ h1 W& j, ?7 M. k - li {" s0 b. Q& b% r
- list-style: none;$ {- T( D. I2 x% l$ v, v2 ^: b, {
- -webkit-padding-start: 0;
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# {' s; Z. M& ]/ x( g - a {
$ }0 l' H9 B2 k) d - text-decoration: none;
6 K1 B7 Y) |4 s0 m) p7 S - color: #ED3E44;) j) R9 d9 Q5 g8 a) e5 l. G
- }
5 s1 M. k, J5 l - .nav-item {
* `: s% }# ?. z7 Y0 d* {1 g - padding: 1em;
3 }+ Q" `* b) K- ^ - display: inline;
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4 D% j3 h5 e. I% g0 j- Z- A" I - .nav-item-dropdown {6 w& v& P6 w& c# z5 i8 P$ L
- position: relative;3 }: P8 @8 N% p2 d: V
- }
$ L6 b2 U! @' ~) P, _ - .nav-item-dropdown:hover > .dropdown-menu {6 G0 p+ g# o; a8 o
- display: block;4 Q" h& @0 R, z6 A8 Y, \
- opacity: 1;" P* t- M! T& L, b2 j
- }( E& p/ b4 G# ?! t
- .dropdown-trigger {
7 q: S) O }/ K5 w* I8 k - position: relative;% B2 @2 K& u5 S
- }) q8 x& m- D0 V( }! C
- .dropdown-trigger:focus + .dropdown-menu {
, V9 S" w9 [" K1 U& L$ X - display: block;( o* N5 d5 t) l1 K4 z
- opacity: 1;
+ T& E& @% h- y; @. O* [ - }
+ X4 k* {/ m# q4 v) a% ? d - .dropdown-trigger::after {
# Z( C: {! e7 Z/ O, z% u& g: h1 l# z - content: "›";$ j) ]) f6 h$ E
- position: absolute;
$ F3 l/ v. C% c1 q - color: #ED3E44;
5 k8 t2 C( f7 i2 H7 ]( T( W - font-size: 24px;; ~( Y# g$ ]* V- T2 ?
- font-weight: bold;
, Q/ Z; G6 L& @" E/ Q( r - -webkit-transform: rotate(90deg);
9 h( x' z2 Y6 p* L1 @8 Z* l - transform: rotate(90deg);
) v: ?2 n% {% m1 V( \+ A6 W, ~ - top: -5px;! v3 ]! y. }' i! i3 i
- right: -15px;
4 {* |4 B5 B* U& I. F% y; W' y - }
" ?" w6 r5 K7 ]1 H; w6 v+ h - .dropdown-menu {- |1 ], r! T" x
- background-color: #ED3E44;
7 o b! g, r) G8 x/ r: \' U - display: inline-block;
; d) _" C+ D# \! @* t f: ^ - text-align: right;
& b" v( w4 T5 T - position: absolute;: X# d, o D, ?( V \
- top: 2.5rem;
' U( Q/ a7 I! U' l- g* I - right: -10px;2 T# }( X- x5 i5 Q" i
- display: none;+ `4 P! O9 a4 b# s) s6 K9 [7 A
- opacity: 0;5 o1 C) G" @3 d4 a4 |
- -webkit-transition: opacity 0.5s ease;+ u7 b8 b" z1 k4 b9 L# D
- transition: opacity 0.5s ease;/ u+ s' m; h H7 O
- width: 160px;7 b* q3 X0 V2 \- B# j
- }8 Y. ]% }6 o9 j* J
- .dropdown-menu a { ~8 R, I; I) \; Q' O
- color: #fff; K7 v4 p( R0 A4 |' O5 d
- }
1 a5 g$ a N( z) c - .dropdown-menu-item {4 H' w4 L7 a# }
- cursor: pointer;
2 p* Z ?) W t - padding: 1em;, f4 o- R: A ~- i( R, ~- b' P
- text-align: center;1 x* Z5 z4 Q: q
- }
* l" _! K) l; Q# ~2 v - .dropdown-menu-item:hover {4 V9 D! o! |* z3 k" o; }. W- s
- background-color: #eb272d;6 [0 o1 x$ M' z3 R [7 B$ g! w
- }
复制代码 : a$ H7 _8 f8 x8 m; |% \
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> I/ a% ~$ o3 q8 l \
- <!-- Checkbox toggle -->
6 k( F* g( e! f. d1 {' b/ T7 K - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( F) _ A* S' R2 j5 W: a& ` - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, L5 f5 F& j6 M; O* I8 f
- <!-- Content to toggle from www.mfbuluo.com-->7 m8 z) d3 S: [8 s3 e" f* U
- <div role="toggle" class="toggle-content">
) C/ w% I; b# C8 |: z. ~4 N - BA-NA-NA-NA!
% j* {# ?1 m3 }# v0 X. c# R' J - </div>
3 U: i( k9 V) \1 _4 K" R - </div>
复制代码CSS代码内容如下: - .toggle {
( Z( j1 Q) W% W# m4 a- C" X* `; m' Q - margin: 0 auto;
* h+ Z3 G( S/ \/ P! D, z - max-width: 400px;
7 q( g8 U* e% X8 y6 y3 J - }* h1 b7 X% A% v' E* \
- .toggle-label {
- @- c8 Q5 k- Q. x - font-size: 16px;
, u( ^2 q* }/ Y - background: #fff;
0 ?% {& w8 w9 z - padding: 1em;
4 f& ~4 A! t8 T1 E$ M8 z" y. |# ~ - cursor: pointer;; Z6 ~. I( Q8 |$ c) N/ S
- display: block;- s( a) y2 |& `( z4 C9 X
- margin: 0 auto 1em;& r# j$ O% q0 B' H4 Q9 ^2 O# r: L+ s! ^9 v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) ]2 c. A) \- {( c& ^' r [ - border-radius: 4px;
$ I5 W# S( q5 G' t" ^1 w - }
" G* U! ]6 L, d# k0 g - .toggle-label:after {& q$ H S% g+ H, q7 |3 _1 J
- color: #ED3E44;" J; N' S2 v! E
- content: "+";4 d" Q# d y' {6 n6 m3 {$ Y5 ?
- float: right;
4 U D- F% {# N) t - font-weight: bold;
- u$ F% g! Z( N - }: Z& T$ x2 v' I; g" Q1 R3 d
- .toggle-content {$ Q* m$ ]7 b" a
- color: #B0B3C2;& d0 D, w% S9 N& p3 Y' i+ X
- font-family: monospace;
' E& f) a6 h# m - font-size: 16px;
5 k9 L' J6 r7 n7 G) R - margin-bottom: 1.5em;5 E% d) [$ ~- O( |
- padding: 1em;4 d& J. _" E$ A$ Q+ m, D
- }
' d4 F B+ J/ ?5 h& R - .toggle-input {
' _0 E4 ^4 O' T! P1 i5 R - display: none;
8 n/ ?7 h6 E' Z# F5 s: j. q - }, p, o. k% S: t4 [; L
- .toggle-input:not(checked) ~ .toggle-content {2 S# W' _6 P) l: e9 ~# S6 s _
- display: none;
' S! @0 Z- a/ a0 q: R% ~5 U - }
" h: C7 c/ \+ @' T: B8 c) k8 D6 [ - .toggle-input:checked ~ .toggle-content {
! N5 M1 V/ E5 D7 D; B - display: block;' O; `2 m; r9 h! c
- }3 c- V& N2 k! t# _
- .toggle-input:checked ~ .toggle-label:after {, [& Q9 W) H' I" i
- content: "-";' A1 k1 \! t) k9 t
- }
复制代码
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